diff --git a/Documentation/media/uapi/dvb/fe-get-property.rst b/Documentation/media/uapi/dvb/fe-get-property.rst index 015d4db597b58..c80c5fc6e9163 100644 --- a/Documentation/media/uapi/dvb/fe-get-property.rst +++ b/Documentation/media/uapi/dvb/fe-get-property.rst @@ -48,8 +48,11 @@ depends on the delivery system and on the device:

- This call requires read/write access to the device.

- - At return, the values are updated to reflect the actual parameters - used. +.. note:: + + At return, the values aren't updated to reflect the actual + parameters used. If the actual parameters are needed, an explicit + call to ``FE_GET_PROPERTY`` is needed.

- ``FE_GET_PROPERTY:``

diff --git a/Makefile b/Makefile index af23d7b67442c..a8a9704a6e2e3 100644 --- a/Makefile +++ b/Makefile @@ -1,6 +1,6 @@ VERSION = 4 PATCHLEVEL = 9 -SUBLEVEL = 228 +SUBLEVEL = 229 EXTRAVERSION = NAME = Roaring Lionus

diff --git a/arch/arm/mach-imx/pm-imx5.c b/arch/arm/mach-imx/pm-imx5.c index 868781fd460c7..14c630c899c5d 100644 --- a/arch/arm/mach-imx/pm-imx5.c +++ b/arch/arm/mach-imx/pm-imx5.c @@ -301,14 +301,14 @@ static int __init imx_suspend_alloc_ocram( if (!ocram_pool) { pr_warn("%s: ocram pool unavailable!\n", __func__); ret = -ENODEV; - goto put_node; + goto put_device; }

ocram_base = gen_pool_alloc(ocram_pool, size); if (!ocram_base) { pr_warn("%s: unable to alloc ocram!\n", __func__); ret = -ENOMEM; - goto put_node; + goto put_device; }

phys = gen_pool_virt_to_phys(ocram_pool, ocram_base); @@ -318,6 +318,8 @@ static int __init imx_suspend_alloc_ocram( if (virt_out) *virt_out = virt;

+put_device: + put_device(&pdev->dev); put_node: of_node_put(node);

diff --git a/arch/arm/mach-integrator/Kconfig b/arch/arm/mach-integrator/Kconfig index cefe44f6889bd..ba124f8704fac 100644 --- a/arch/arm/mach-integrator/Kconfig +++ b/arch/arm/mach-integrator/Kconfig @@ -3,6 +3,8 @@ menuconfig ARCH_INTEGRATOR depends on ARCH_MULTI_V4T || ARCH_MULTI_V5 || ARCH_MULTI_V6 select ARM_AMBA select COMMON_CLK_VERSATILE + select CMA + select DMA_CMA select HAVE_TCM select ICST select MFD_SYSCON @@ -34,14 +36,13 @@ config INTEGRATOR_IMPD1 select ARM_VIC select GPIO_PL061 select GPIOLIB + select REGULATOR + select REGULATOR_FIXED_VOLTAGE help The IM-PD1 is an add-on logic module for the Integrator which allows ARM(R) Ltd PrimeCells to be developed and evaluated. The IM-PD1 can be found on the Integrator/PP2 platform.

- To compile this driver as a module, choose M here: the - module will be called impd1. - config INTEGRATOR_CM7TDMI bool "Integrator/CM7TDMI core module" depends on ARCH_INTEGRATOR_AP diff --git a/arch/arm64/kernel/perf_regs.c b/arch/arm64/kernel/perf_regs.c index 3f62b35fb6f15..815c395a1076c 100644 --- a/arch/arm64/kernel/perf_regs.c +++ b/arch/arm64/kernel/perf_regs.c @@ -13,15 +13,34 @@ u64 perf_reg_value(struct pt_regs *regs, int idx) return 0;

/* - * Compat (i.e. 32 bit) mode: - * - PC has been set in the pt_regs struct in kernel_entry, - * - Handle SP and LR here. + * Our handling of compat tasks (PERF_SAMPLE_REGS_ABI_32) is weird, but + * we're stuck with it for ABI compatability reasons. + * + * For a 32-bit consumer inspecting a 32-bit task, then it will look at + * the first 16 registers (see arch/arm/include/uapi/asm/perf_regs.h). + * These correspond directly to a prefix of the registers saved in our + * 'struct pt_regs', with the exception of the PC, so we copy that down + * (x15 corresponds to SP_hyp in the architecture). + * + * So far, so good. + * + * The oddity arises when a 64-bit consumer looks at a 32-bit task and + * asks for registers beyond PERF_REG_ARM_MAX. In this case, we return + * SP_usr, LR_usr and PC in the positions where the AArch64 SP, LR and + * PC registers would normally live. The initial idea was to allow a + * 64-bit unwinder to unwind a 32-bit task and, although it's not clear + * how well that works in practice, somebody might be relying on it. + * + * At the time we make a sample, we don't know whether the consumer is + * 32-bit or 64-bit, so we have to cater for both possibilities. */ if (compat_user_mode(regs)) { if ((u32)idx == PERF_REG_ARM64_SP) return regs->compat_sp; if ((u32)idx == PERF_REG_ARM64_LR) return regs->compat_lr; + if (idx == 15) + return regs->pc; }

if ((u32)idx == PERF_REG_ARM64_SP) diff --git a/arch/openrisc/kernel/entry.S b/arch/openrisc/kernel/entry.S index c17e8451d9978..3fbe420f49c43 100644 --- a/arch/openrisc/kernel/entry.S +++ b/arch/openrisc/kernel/entry.S @@ -1092,13 +1092,13 @@ ENTRY(__sys_clone) l.movhi r29,hi(sys_clone) l.ori r29,r29,lo(sys_clone) l.j _fork_save_extra_regs_and_call - l.addi r7,r1,0 + l.nop

ENTRY(__sys_fork) l.movhi r29,hi(sys_fork) l.ori r29,r29,lo(sys_fork) l.j _fork_save_extra_regs_and_call - l.addi r3,r1,0 + l.nop

ENTRY(sys_rt_sigreturn) l.j _sys_rt_sigreturn diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h index 9fd77f8794a0d..315758c841878 100644 --- a/arch/powerpc/include/asm/book3s/64/pgtable.h +++ b/arch/powerpc/include/asm/book3s/64/pgtable.h @@ -754,10 +754,25 @@ extern struct page *pgd_page(pgd_t pgd); #define pud_page_vaddr(pud) __va(pud_val(pud) & ~PUD_MASKED_BITS) #define pgd_page_vaddr(pgd) __va(pgd_val(pgd) & ~PGD_MASKED_BITS)

-#define pgd_index(address) (((address) >> (PGDIR_SHIFT)) & (PTRS_PER_PGD - 1)) -#define pud_index(address) (((address) >> (PUD_SHIFT)) & (PTRS_PER_PUD - 1)) -#define pmd_index(address) (((address) >> (PMD_SHIFT)) & (PTRS_PER_PMD - 1)) -#define pte_index(address) (((address) >> (PAGE_SHIFT)) & (PTRS_PER_PTE - 1)) +static inline unsigned long pgd_index(unsigned long address) +{ + return (address >> PGDIR_SHIFT) & (PTRS_PER_PGD - 1); +} + +static inline unsigned long pud_index(unsigned long address) +{ + return (address >> PUD_SHIFT) & (PTRS_PER_PUD - 1); +} + +static inline unsigned long pmd_index(unsigned long address) +{ + return (address >> PMD_SHIFT) & (PTRS_PER_PMD - 1); +} + +static inline unsigned long pte_index(unsigned long address) +{ + return (address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1); +}

/* * Find an entry in a page-table-directory. We combine the address region diff --git a/arch/powerpc/include/asm/kprobes.h b/arch/powerpc/include/asm/kprobes.h index 2c9759bdb63bc..063d64c1c9e89 100644 --- a/arch/powerpc/include/asm/kprobes.h +++ b/arch/powerpc/include/asm/kprobes.h @@ -29,6 +29,7 @@ #include <linux/types.h> #include <linux/ptrace.h> #include <linux/percpu.h> +#include <linux/module.h> #include <asm/probes.h> #include <asm/code-patching.h>

@@ -60,7 +61,7 @@ typedef ppc_opcode_t kprobe_opcode_t; #define kprobe_lookup_name(name, addr) \ { \ char dot_name[MODULE_NAME_LEN + 1 + KSYM_NAME_LEN]; \ - char *modsym; \ + const char *modsym; \ bool dot_appended = false; \ if ((modsym = strchr(name, ':')) != NULL) { \ modsym++; \ diff --git a/arch/powerpc/kernel/machine_kexec.c b/arch/powerpc/kernel/machine_kexec.c index 9dafd7af39b8f..cb4d6cd949fc4 100644 --- a/arch/powerpc/kernel/machine_kexec.c +++ b/arch/powerpc/kernel/machine_kexec.c @@ -113,11 +113,12 @@ void machine_kexec(struct kimage *image)

void __init reserve_crashkernel(void) { - unsigned long long crash_size, crash_base; + unsigned long long crash_size, crash_base, total_mem_sz; int ret;

+ total_mem_sz = memory_limit ? memory_limit : memblock_phys_mem_size(); /* use common parsing */ - ret = parse_crashkernel(boot_command_line, memblock_phys_mem_size(), + ret = parse_crashkernel(boot_command_line, total_mem_sz, &crash_size, &crash_base); if (ret == 0 && crash_size > 0) { crashk_res.start = crash_base; @@ -176,6 +177,7 @@ void __init reserve_crashkernel(void) /* Crash kernel trumps memory limit */ if (memory_limit && memory_limit <= crashk_res.end) { memory_limit = crashk_res.end + 1; + total_mem_sz = memory_limit; printk("Adjusted memory limit for crashkernel, now 0x%llx\n", memory_limit); } @@ -184,7 +186,7 @@ void __init reserve_crashkernel(void) "for crashkernel (System RAM: %ldMB)\n", (unsigned long)(crash_size >> 20), (unsigned long)(crashk_res.start >> 20), - (unsigned long)(memblock_phys_mem_size() >> 20)); + (unsigned long)(total_mem_sz >> 20));

if (!memblock_is_region_memory(crashk_res.start, crash_size) || memblock_reserve(crashk_res.start, crash_size)) { diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c index 991c6a517ddc1..2456522583c29 100644 --- a/arch/powerpc/perf/hv-24x7.c +++ b/arch/powerpc/perf/hv-24x7.c @@ -1306,16 +1306,6 @@ static void h_24x7_event_read(struct perf_event *event) h24x7hw = &get_cpu_var(hv_24x7_hw); h24x7hw->events[i] = event; put_cpu_var(h24x7hw); - /* - * Clear the event count so we can compute the _change_ - * in the 24x7 raw counter value at the end of the txn. - * - * Note that we could alternatively read the 24x7 value - * now and save its value in event->hw.prev_count. But - * that would require issuing a hcall, which would then - * defeat the purpose of using the txn interface. - */ - local64_set(&event->count, 0); }

put_cpu_var(hv_24x7_reqb); diff --git a/arch/powerpc/platforms/ps3/mm.c b/arch/powerpc/platforms/ps3/mm.c index b0f34663b1aec..19bae78b1f25b 100644 --- a/arch/powerpc/platforms/ps3/mm.c +++ b/arch/powerpc/platforms/ps3/mm.c @@ -212,13 +212,14 @@ void ps3_mm_vas_destroy(void) { int result;

- DBG("%s:%d: map.vas_id = %llu\n", __func__, __LINE__, map.vas_id); - if (map.vas_id) { result = lv1_select_virtual_address_space(0); - BUG_ON(result); - result = lv1_destruct_virtual_address_space(map.vas_id); - BUG_ON(result); + result += lv1_destruct_virtual_address_space(map.vas_id); + + if (result) { + lv1_panic(0); + } + map.vas_id = 0; } } @@ -316,19 +317,20 @@ static void ps3_mm_region_destroy(struct mem_region *r) int result;

if (!r->destroy) { - pr_info("%s:%d: Not destroying high region: %llxh %llxh\n", - __func__, __LINE__, r->base, r->size); return; }

- DBG("%s:%d: r->base = %llxh\n", __func__, __LINE__, r->base); - if (r->base) { result = lv1_release_memory(r->base); - BUG_ON(result); + + if (result) { + lv1_panic(0); + } + r->size = r->base = r->offset = 0; map.total = map.rm.size; } + ps3_mm_set_repository_highmem(NULL); }

diff --git a/arch/powerpc/platforms/pseries/ras.c b/arch/powerpc/platforms/pseries/ras.c index 8799d8a83d569..0af19aa1df57d 100644 --- a/arch/powerpc/platforms/pseries/ras.c +++ b/arch/powerpc/platforms/pseries/ras.c @@ -311,10 +311,11 @@ static irqreturn_t ras_error_interrupt(int irq, void *dev_id) /* * Some versions of FWNMI place the buffer inside the 4kB page starting at * 0x7000. Other versions place it inside the rtas buffer. We check both. + * Minimum size of the buffer is 16 bytes. */ #define VALID_FWNMI_BUFFER(A) \ - ((((A) >= 0x7000) && ((A) < 0x7ff0)) || \ - (((A) >= rtas.base) && ((A) < (rtas.base + rtas.size - 16)))) + ((((A) >= 0x7000) && ((A) <= 0x8000 - 16)) || \ + (((A) >= rtas.base) && ((A) <= (rtas.base + rtas.size - 16))))

/* * Get the error information for errors coming through the diff --git a/arch/s390/include/asm/syscall.h b/arch/s390/include/asm/syscall.h index 6bc941be69217..166fbd74e316c 100644 --- a/arch/s390/include/asm/syscall.h +++ b/arch/s390/include/asm/syscall.h @@ -41,7 +41,17 @@ static inline void syscall_rollback(struct task_struct *task, static inline long syscall_get_error(struct task_struct *task, struct pt_regs *regs) { - return IS_ERR_VALUE(regs->gprs[2]) ? regs->gprs[2] : 0; + unsigned long error = regs->gprs[2]; +#ifdef CONFIG_COMPAT + if (test_tsk_thread_flag(task, TIF_31BIT)) { + /* + * Sign-extend the value so (int)-EFOO becomes (long)-EFOO + * and will match correctly in comparisons. + */ + error = (long)(int)error; + } +#endif + return IS_ERR_VALUE(error) ? error : 0; }

static inline long syscall_get_return_value(struct task_struct *task, diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c index fc2974b929c37..ee757d6f585e6 100644 --- a/arch/s390/kernel/ptrace.c +++ b/arch/s390/kernel/ptrace.c @@ -308,6 +308,25 @@ static inline void __poke_user_per(struct task_struct *child, child->thread.per_user.end = data; }

+static void fixup_int_code(struct task_struct *child, addr_t data) +{ + struct pt_regs *regs = task_pt_regs(child); + int ilc = regs->int_code >> 16; + u16 insn; + + if (ilc > 6) + return; + + if (ptrace_access_vm(child, regs->psw.addr - (regs->int_code >> 16), + &insn, sizeof(insn), FOLL_FORCE) != sizeof(insn)) + return; + + /* double check that tracee stopped on svc instruction */ + if ((insn >> 8) != 0xa) + return; + + regs->int_code = 0x20000 | (data & 0xffff); +} /* * Write a word to the user area of a process at location addr. This * operation does have an additional problem compared to peek_user. @@ -319,7 +338,9 @@ static int __poke_user(struct task_struct *child, addr_t addr, addr_t data) struct user *dummy = NULL; addr_t offset;

+ if (addr < (addr_t) &dummy->regs.acrs) { + struct pt_regs *regs = task_pt_regs(child); /* * psw and gprs are stored on the stack */ @@ -337,7 +358,11 @@ static int __poke_user(struct task_struct *child, addr_t addr, addr_t data) /* Invalid addressing mode bits */ return -EINVAL; } - *(addr_t *)((addr_t) &task_pt_regs(child)->psw + addr) = data; + + if (test_pt_regs_flag(regs, PIF_SYSCALL) && + addr == offsetof(struct user, regs.gprs[2])) + fixup_int_code(child, data); + *(addr_t *)((addr_t) &regs->psw + addr) = data;

} else if (addr < (addr_t) (&dummy->regs.orig_gpr2)) { /* @@ -703,6 +728,10 @@ static int __poke_user_compat(struct task_struct *child, regs->psw.mask = (regs->psw.mask & ~PSW_MASK_BA) | (__u64)(tmp & PSW32_ADDR_AMODE); } else { + + if (test_pt_regs_flag(regs, PIF_SYSCALL) && + addr == offsetof(struct compat_user, regs.gprs[2])) + fixup_int_code(child, data); /* gpr 0-15 */ *(__u32*)((addr_t) &regs->psw + addr*2 + 4) = tmp; } diff --git a/arch/sparc/kernel/ptrace_32.c b/arch/sparc/kernel/ptrace_32.c index 396dbdea0cfa0..2f4316c142664 100644 --- a/arch/sparc/kernel/ptrace_32.c +++ b/arch/sparc/kernel/ptrace_32.c @@ -167,12 +167,17 @@ static int genregs32_set(struct task_struct *target, if (ret || !count) return ret; ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, - &regs->y, + &regs->npc, 34 * sizeof(u32), 35 * sizeof(u32)); if (ret || !count) return ret; + ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, + &regs->y, + 35 * sizeof(u32), 36 * sizeof(u32)); + if (ret || !count) + return ret; return user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, - 35 * sizeof(u32), 38 * sizeof(u32)); + 36 * sizeof(u32), 38 * sizeof(u32)); }

static int fpregs32_get(struct task_struct *target, diff --git a/arch/x86/boot/Makefile b/arch/x86/boot/Makefile index 3b16935b22bcc..d1df7d2e31b1e 100644 --- a/arch/x86/boot/Makefile +++ b/arch/x86/boot/Makefile @@ -87,7 +87,7 @@ $(obj)/vmlinux.bin: $(obj)/compressed/vmlinux FORCE

SETUP_OBJS = $(addprefix $(obj)/,$(setup-y))

-sed-zoffset := -e 's/^([0-9a-fA-F]*) [ABCDGRSTVW] (startup_32|startup_64|efi32_stub_entry|efi64_stub_entry|efi_pe_entry|input_data|_end|_ehead|_text|z_.*)$$/#define ZO_\2 0x\1/p' +sed-zoffset := -e 's/^([0-9a-fA-F]*) [a-zA-Z] (startup_32|startup_64|efi32_stub_entry|efi64_stub_entry|efi_pe_entry|input_data|_end|_ehead|_text|z_.*)$$/#define ZO_\2 0x\1/p'

quiet_cmd_zoffset = ZOFFSET $@ cmd_zoffset = $(NM) $< | sed -n $(sed-zoffset) > $@ diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c index dcd6df5943d60..86aec286e4f22 100644 --- a/arch/x86/kernel/kprobes/core.c +++ b/arch/x86/kernel/kprobes/core.c @@ -754,6 +754,13 @@ __visible __used void *trampoline_handler(struct pt_regs *regs) void *frame_pointer; bool skipped = false;

+ /* + * Set a dummy kprobe for avoiding kretprobe recursion. + * Since kretprobe never run in kprobe handler, kprobe must not + * be running at this point. + */ + kprobe_busy_begin(); + INIT_HLIST_HEAD(&empty_rp); kretprobe_hash_lock(current, &head, &flags); /* fixup registers */ @@ -829,10 +836,9 @@ __visible __used void *trampoline_handler(struct pt_regs *regs) orig_ret_address = (unsigned long)ri->ret_addr; if (ri->rp && ri->rp->handler) { __this_cpu_write(current_kprobe, &ri->rp->kp); - get_kprobe_ctlblk()->kprobe_status = KPROBE_HIT_ACTIVE; ri->ret_addr = correct_ret_addr; ri->rp->handler(ri, regs); - __this_cpu_write(current_kprobe, NULL); + __this_cpu_write(current_kprobe, &kprobe_busy); }

recycle_rp_inst(ri, &empty_rp); @@ -848,6 +854,8 @@ __visible __used void *trampoline_handler(struct pt_regs *regs)

kretprobe_hash_unlock(current, &flags);

+ kprobe_busy_end(); + hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) { hlist_del(&ri->hlist); kfree(ri); diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 0f66f7dd89384..6b7faa14c27bb 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -2304,7 +2304,7 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info) return kvm_mtrr_set_msr(vcpu, msr, data); case MSR_IA32_APICBASE: return kvm_set_apic_base(vcpu, msr_info); - case APIC_BASE_MSR ... APIC_BASE_MSR + 0x3ff: + case APIC_BASE_MSR ... APIC_BASE_MSR + 0xff: return kvm_x2apic_msr_write(vcpu, msr, data); case MSR_IA32_TSCDEADLINE: kvm_set_lapic_tscdeadline_msr(vcpu, data); @@ -2576,7 +2576,7 @@ int kvm_get_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info) case MSR_IA32_APICBASE: msr_info->data = kvm_get_apic_base(vcpu); break; - case APIC_BASE_MSR ... APIC_BASE_MSR + 0x3ff: + case APIC_BASE_MSR ... APIC_BASE_MSR + 0xff: return kvm_x2apic_msr_read(vcpu, msr_info->index, &msr_info->data); break; case MSR_IA32_TSCDEADLINE: diff --git a/crypto/algboss.c b/crypto/algboss.c index 6e39d9c05b98a..5cbc588555ca0 100644 --- a/crypto/algboss.c +++ b/crypto/algboss.c @@ -194,8 +194,6 @@ static int cryptomgr_schedule_probe(struct crypto_larval *larval) if (IS_ERR(thread)) goto err_put_larval;

- wait_for_completion_interruptible(&larval->completion); - return NOTIFY_STOP;

err_put_larval: diff --git a/drivers/acpi/sysfs.c b/drivers/acpi/sysfs.c index 7502441b14000..764786cfb0d94 100644 --- a/drivers/acpi/sysfs.c +++ b/drivers/acpi/sysfs.c @@ -843,13 +843,13 @@ static void __exit interrupt_stats_exit(void) }

static ssize_t -acpi_show_profile(struct device *dev, struct device_attribute *attr, +acpi_show_profile(struct kobject *kobj, struct kobj_attribute *attr, char *buf) { return sprintf(buf, "%d\n", acpi_gbl_FADT.preferred_profile); }

-static const struct device_attribute pm_profile_attr = +static const struct kobj_attribute pm_profile_attr = __ATTR(pm_profile, S_IRUGO, acpi_show_profile, NULL);

static ssize_t hotplug_enabled_show(struct kobject *kobj, diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index ba0cffbd0bb6e..46bf7e9d00aba 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -57,7 +57,6 @@ #include <linux/workqueue.h> #include <linux/scatterlist.h> #include <linux/io.h> -#include <linux/async.h> #include <linux/log2.h> #include <linux/slab.h> #include <linux/glob.h> @@ -6410,7 +6409,7 @@ int ata_host_register(struct ata_host *host, struct scsi_host_template *sht) /* perform each probe asynchronously */ for (i = 0; i < host->n_ports; i++) { struct ata_port *ap = host->ports[i]; - async_schedule(async_port_probe, ap); + ap->cookie = async_schedule(async_port_probe, ap); }

return 0; @@ -6550,11 +6549,11 @@ void ata_host_detach(struct ata_host *host) { int i;

- /* Ensure ata_port probe has completed */ - async_synchronize_full(); - - for (i = 0; i < host->n_ports; i++) + for (i = 0; i < host->n_ports; i++) { + /* Ensure ata_port probe has completed */ + async_synchronize_cookie(host->ports[i]->cookie + 1); ata_port_detach(host->ports[i]); + }

/* the host is dead now, dissociate ACPI */ ata_acpi_dissociate(host); diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index c4f2b563c9f03..f4b38adb9d8a7 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -3967,12 +3967,13 @@ static unsigned int ata_scsi_mode_select_xlat(struct ata_queued_cmd *qc) { struct scsi_cmnd *scmd = qc->scsicmd; const u8 *cdb = scmd->cmnd; - const u8 *p; u8 pg, spg; unsigned six_byte, pg_len, hdr_len, bd_len; int len; u16 fp = (u16)-1; u8 bp = 0xff; + u8 buffer[64]; + const u8 *p = buffer;

VPRINTK("ENTER\n");

@@ -4006,12 +4007,14 @@ static unsigned int ata_scsi_mode_select_xlat(struct ata_queued_cmd *qc) if (!scsi_sg_count(scmd) || scsi_sglist(scmd)->length < len) goto invalid_param_len;

- p = page_address(sg_page(scsi_sglist(scmd))); - /* Move past header and block descriptors. */ if (len < hdr_len) goto invalid_param_len;

+ if (!sg_copy_to_buffer(scsi_sglist(scmd), scsi_sg_count(scmd), + buffer, sizeof(buffer))) + goto invalid_param_len; + if (six_byte) bd_len = p[3]; else diff --git a/drivers/base/platform.c b/drivers/base/platform.c index bef299ef62276..ec2e4b6bc56f5 100644 --- a/drivers/base/platform.c +++ b/drivers/base/platform.c @@ -692,6 +692,8 @@ int __init_or_module __platform_driver_probe(struct platform_driver *drv, /* temporary section violation during probe() */ drv->probe = probe; retval = code = __platform_driver_register(drv, module); + if (retval) + return retval;

/* * Fixup that section violation, being paranoid about code scanning diff --git a/drivers/block/ps3disk.c b/drivers/block/ps3disk.c index 76f33c84ce3df..7ec5e8f0cbe54 100644 --- a/drivers/block/ps3disk.c +++ b/drivers/block/ps3disk.c @@ -464,7 +464,6 @@ static int ps3disk_probe(struct ps3_system_bus_device *_dev) blk_queue_bounce_limit(queue, BLK_BOUNCE_HIGH);

blk_queue_max_hw_sectors(queue, dev->bounce_size >> 9); - blk_queue_segment_boundary(queue, -1UL); blk_queue_dma_alignment(queue, dev->blk_size-1); blk_queue_logical_block_size(queue, dev->blk_size);

diff --git a/drivers/clk/bcm/clk-bcm2835.c b/drivers/clk/bcm/clk-bcm2835.c index 73aab6e984cd7..2b5075298cdc0 100644 --- a/drivers/clk/bcm/clk-bcm2835.c +++ b/drivers/clk/bcm/clk-bcm2835.c @@ -1295,13 +1295,13 @@ static struct clk_hw *bcm2835_register_clock(struct bcm2835_cprman *cprman, return &clock->hw; }

-static struct clk *bcm2835_register_gate(struct bcm2835_cprman *cprman, +static struct clk_hw *bcm2835_register_gate(struct bcm2835_cprman *cprman, const struct bcm2835_gate_data *data) { - return clk_register_gate(cprman->dev, data->name, data->parent, - CLK_IGNORE_UNUSED | CLK_SET_RATE_GATE, - cprman->regs + data->ctl_reg, - CM_GATE_BIT, 0, &cprman->regs_lock); + return clk_hw_register_gate(cprman->dev, data->name, data->parent, + CLK_IGNORE_UNUSED | CLK_SET_RATE_GATE, + cprman->regs + data->ctl_reg, + CM_GATE_BIT, 0, &cprman->regs_lock); }

typedef struct clk_hw *(*bcm2835_clk_register)(struct bcm2835_cprman *cprman, diff --git a/drivers/clk/qcom/gcc-msm8916.c b/drivers/clk/qcom/gcc-msm8916.c index 8dd71345b5d02..55430c8f1bc20 100644 --- a/drivers/clk/qcom/gcc-msm8916.c +++ b/drivers/clk/qcom/gcc-msm8916.c @@ -270,7 +270,7 @@ static struct clk_pll gpll0 = { .l_reg = 0x21004, .m_reg = 0x21008, .n_reg = 0x2100c, - .config_reg = 0x21014, + .config_reg = 0x21010, .mode_reg = 0x21000, .status_reg = 0x2101c, .status_bit = 17, @@ -297,7 +297,7 @@ static struct clk_pll gpll1 = { .l_reg = 0x20004, .m_reg = 0x20008, .n_reg = 0x2000c, - .config_reg = 0x20014, + .config_reg = 0x20010, .mode_reg = 0x20000, .status_reg = 0x2001c, .status_bit = 17, @@ -324,7 +324,7 @@ static struct clk_pll gpll2 = { .l_reg = 0x4a004, .m_reg = 0x4a008, .n_reg = 0x4a00c, - .config_reg = 0x4a014, + .config_reg = 0x4a010, .mode_reg = 0x4a000, .status_reg = 0x4a01c, .status_bit = 17, @@ -351,7 +351,7 @@ static struct clk_pll bimc_pll = { .l_reg = 0x23004, .m_reg = 0x23008, .n_reg = 0x2300c, - .config_reg = 0x23014, + .config_reg = 0x23010, .mode_reg = 0x23000, .status_reg = 0x2301c, .status_bit = 17, diff --git a/drivers/clk/samsung/clk-exynos5433.c b/drivers/clk/samsung/clk-exynos5433.c index 09cdd35dc434d..a082b026791af 100644 --- a/drivers/clk/samsung/clk-exynos5433.c +++ b/drivers/clk/samsung/clk-exynos5433.c @@ -1672,7 +1672,8 @@ static const struct samsung_gate_clock peric_gate_clks[] __initconst = { GATE(CLK_SCLK_PCM1, "sclk_pcm1", "sclk_pcm1_peric", ENABLE_SCLK_PERIC, 7, CLK_SET_RATE_PARENT, 0), GATE(CLK_SCLK_I2S1, "sclk_i2s1", "sclk_i2s1_peric", - ENABLE_SCLK_PERIC, 6, CLK_SET_RATE_PARENT, 0), + ENABLE_SCLK_PERIC, 6, + CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED, 0), GATE(CLK_SCLK_SPI2, "sclk_spi2", "sclk_spi2_peric", ENABLE_SCLK_PERIC, 5, CLK_SET_RATE_PARENT, 0), GATE(CLK_SCLK_SPI1, "sclk_spi1", "sclk_spi1_peric", ENABLE_SCLK_PERIC, diff --git a/drivers/clk/st/clk-flexgen.c b/drivers/clk/st/clk-flexgen.c index a485f3b284b9f..033e6062599d6 100644 --- a/drivers/clk/st/clk-flexgen.c +++ b/drivers/clk/st/clk-flexgen.c @@ -371,6 +371,7 @@ static void __init st_of_flexgen_setup(struct device_node *np) break; }

+ flex_flags &= ~CLK_IS_CRITICAL; of_clk_detect_critical(np, i, &flex_flags);

/* diff --git a/drivers/clk/sunxi/clk-sunxi.c b/drivers/clk/sunxi/clk-sunxi.c index f2c9274b8bd57..369164f0bd0e9 100644 --- a/drivers/clk/sunxi/clk-sunxi.c +++ b/drivers/clk/sunxi/clk-sunxi.c @@ -98,7 +98,7 @@ static void sun6i_a31_get_pll1_factors(struct factors_request *req) * Round down the frequency to the closest multiple of either * 6 or 16 */ - u32 round_freq_6 = round_down(freq_mhz, 6); + u32 round_freq_6 = rounddown(freq_mhz, 6); u32 round_freq_16 = round_down(freq_mhz, 16);

if (round_freq_6 > round_freq_16) diff --git a/drivers/clk/ti/composite.c b/drivers/clk/ti/composite.c index 1cf70f452e1e6..3725b2e0c7887 100644 --- a/drivers/clk/ti/composite.c +++ b/drivers/clk/ti/composite.c @@ -226,6 +226,7 @@ cleanup: if (!cclk->comp_clks[i]) continue; list_del(&cclk->comp_clks[i]->link); + kfree(cclk->comp_clks[i]->parent_names); kfree(cclk->comp_clks[i]); }

diff --git a/drivers/crypto/omap-sham.c b/drivers/crypto/omap-sham.c index ff6ac4e824b5e..e7ca922a45e13 100644 --- a/drivers/crypto/omap-sham.c +++ b/drivers/crypto/omap-sham.c @@ -167,8 +167,6 @@ struct omap_sham_hmac_ctx { };

struct omap_sham_ctx { - struct omap_sham_dev *dd; - unsigned long flags;

/* fallback stuff */ @@ -915,27 +913,35 @@ static int omap_sham_update_dma_stop(struct omap_sham_dev *dd) return 0; }

+struct omap_sham_dev *omap_sham_find_dev(struct omap_sham_reqctx *ctx) +{ + struct omap_sham_dev *dd; + + if (ctx->dd) + return ctx->dd; + + spin_lock_bh(&sham.lock); + dd = list_first_entry(&sham.dev_list, struct omap_sham_dev, list); + list_move_tail(&dd->list, &sham.dev_list); + ctx->dd = dd; + spin_unlock_bh(&sham.lock); + + return dd; +} + static int omap_sham_init(struct ahash_request *req) { struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); struct omap_sham_ctx *tctx = crypto_ahash_ctx(tfm); struct omap_sham_reqctx *ctx = ahash_request_ctx(req); - struct omap_sham_dev *dd = NULL, *tmp; + struct omap_sham_dev *dd; int bs = 0;

- spin_lock_bh(&sham.lock); - if (!tctx->dd) { - list_for_each_entry(tmp, &sham.dev_list, list) { - dd = tmp; - break; - } - tctx->dd = dd; - } else { - dd = tctx->dd; - } - spin_unlock_bh(&sham.lock); + ctx->dd = NULL;

- ctx->dd = dd; + dd = omap_sham_find_dev(ctx); + if (!dd) + return -ENODEV;

ctx->flags = 0;

@@ -1185,8 +1191,7 @@ err1: static int omap_sham_enqueue(struct ahash_request *req, unsigned int op) { struct omap_sham_reqctx *ctx = ahash_request_ctx(req); - struct omap_sham_ctx *tctx = crypto_tfm_ctx(req->base.tfm); - struct omap_sham_dev *dd = tctx->dd; + struct omap_sham_dev *dd = ctx->dd;

ctx->op = op;

@@ -1196,7 +1201,7 @@ static int omap_sham_enqueue(struct ahash_request *req, unsigned int op) static int omap_sham_update(struct ahash_request *req) { struct omap_sham_reqctx *ctx = ahash_request_ctx(req); - struct omap_sham_dev *dd = ctx->dd; + struct omap_sham_dev *dd = omap_sham_find_dev(ctx);

if (!req->nbytes) return 0; @@ -1301,21 +1306,8 @@ static int omap_sham_setkey(struct crypto_ahash *tfm, const u8 *key, struct omap_sham_hmac_ctx *bctx = tctx->base; int bs = crypto_shash_blocksize(bctx->shash); int ds = crypto_shash_digestsize(bctx->shash); - struct omap_sham_dev *dd = NULL, *tmp; int err, i;

- spin_lock_bh(&sham.lock); - if (!tctx->dd) { - list_for_each_entry(tmp, &sham.dev_list, list) { - dd = tmp; - break; - } - tctx->dd = dd; - } else { - dd = tctx->dd; - } - spin_unlock_bh(&sham.lock); - err = crypto_shash_setkey(tctx->fallback, key, keylen); if (err) return err; @@ -1333,7 +1325,7 @@ static int omap_sham_setkey(struct crypto_ahash *tfm, const u8 *key,

memset(bctx->ipad + keylen, 0, bs - keylen);

- if (!test_bit(FLAGS_AUTO_XOR, &dd->flags)) { + if (!test_bit(FLAGS_AUTO_XOR, &sham.flags)) { memcpy(bctx->opad, bctx->ipad, bs);

for (i = 0; i < bs; i++) { @@ -2072,6 +2064,7 @@ static int omap_sham_probe(struct platform_device *pdev) }

dd->flags |= dd->pdata->flags; + sham.flags |= dd->pdata->flags;

pm_runtime_use_autosuspend(dev); pm_runtime_set_autosuspend_delay(dev, DEFAULT_AUTOSUSPEND_DELAY); @@ -2097,6 +2090,9 @@ static int omap_sham_probe(struct platform_device *pdev) spin_unlock(&sham.lock);

for (i = 0; i < dd->pdata->algs_info_size; i++) { + if (dd->pdata->algs_info[i].registered) + break; + for (j = 0; j < dd->pdata->algs_info[i].size; j++) { struct ahash_alg *alg;

@@ -2142,9 +2138,11 @@ static int omap_sham_remove(struct platform_device *pdev) list_del(&dd->list); spin_unlock(&sham.lock); for (i = dd->pdata->algs_info_size - 1; i >= 0; i--) - for (j = dd->pdata->algs_info[i].registered - 1; j >= 0; j--) + for (j = dd->pdata->algs_info[i].registered - 1; j >= 0; j--) { crypto_unregister_ahash( &dd->pdata->algs_info[i].algs_list[j]); + dd->pdata->algs_info[i].registered--; + } tasklet_kill(&dd->done_task); pm_runtime_disable(&pdev->dev);

diff --git a/drivers/extcon/extcon-adc-jack.c b/drivers/extcon/extcon-adc-jack.c index bc538708c7537..cdee6d6d54533 100644 --- a/drivers/extcon/extcon-adc-jack.c +++ b/drivers/extcon/extcon-adc-jack.c @@ -128,7 +128,7 @@ static int adc_jack_probe(struct platform_device *pdev) for (i = 0; data->adc_conditions[i].id != EXTCON_NONE; i++); data->num_conditions = i;

- data->chan = iio_channel_get(&pdev->dev, pdata->consumer_channel); + data->chan = devm_iio_channel_get(&pdev->dev, pdata->consumer_channel); if (IS_ERR(data->chan)) return PTR_ERR(data->chan);

@@ -170,7 +170,6 @@ static int adc_jack_remove(struct platform_device *pdev)

free_irq(data->irq, data); cancel_work_sync(&data->handler.work); - iio_channel_release(data->chan);

return 0; } diff --git a/drivers/firmware/efi/esrt.c b/drivers/firmware/efi/esrt.c index 241dd7c63d2c8..481b2f0a190b0 100644 --- a/drivers/firmware/efi/esrt.c +++ b/drivers/firmware/efi/esrt.c @@ -180,7 +180,7 @@ static int esre_create_sysfs_entry(void *esre, int entry_num) rc = kobject_init_and_add(&entry->kobj, &esre1_ktype, NULL, "entry%d", entry_num); if (rc) { - kfree(entry); + kobject_put(&entry->kobj); return rc; } } diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c index 41e67e983a7f5..bb70c5272fe8e 100644 --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_mst_topology.c @@ -29,6 +29,7 @@ #include <linux/i2c.h> #include <drm/drm_dp_mst_helper.h> #include <drm/drmP.h> +#include <linux/iopoll.h>

#include <drm/drm_fixed.h>

@@ -2673,6 +2674,17 @@ fail: return ret; }

+static int do_get_act_status(struct drm_dp_aux *aux) +{ + int ret; + u8 status; + + ret = drm_dp_dpcd_readb(aux, DP_PAYLOAD_TABLE_UPDATE_STATUS, &status); + if (ret < 0) + return ret; + + return status; +}

/** * drm_dp_check_act_status() - Check ACT handled status. @@ -2682,33 +2694,29 @@ fail: */ int drm_dp_check_act_status(struct drm_dp_mst_topology_mgr *mgr) { - u8 status; - int ret; - int count = 0; - - do { - ret = drm_dp_dpcd_readb(mgr->aux, DP_PAYLOAD_TABLE_UPDATE_STATUS, &status); - - if (ret < 0) { - DRM_DEBUG_KMS("failed to read payload table status %d\n", ret); - goto fail; - } - - if (status & DP_PAYLOAD_ACT_HANDLED) - break; - count++; - udelay(100); - - } while (count < 30); - - if (!(status & DP_PAYLOAD_ACT_HANDLED)) { - DRM_DEBUG_KMS("failed to get ACT bit %d after %d retries\n", status, count); - ret = -EINVAL; - goto fail; + /* + * There doesn't seem to be any recommended retry count or timeout in + * the MST specification. Since some hubs have been observed to take + * over 1 second to update their payload allocations under certain + * conditions, we use a rather large timeout value. + */ + const int timeout_ms = 3000; + int ret, status; + + ret = readx_poll_timeout(do_get_act_status, mgr->aux, status, + status & DP_PAYLOAD_ACT_HANDLED || status < 0, + 200, timeout_ms * USEC_PER_MSEC); + if (ret < 0 && status >= 0) { + DRM_DEBUG_KMS("Failed to get ACT after %dms, last status: %02x\n", + timeout_ms, status); + return -EINVAL; + } else if (status < 0) { + DRM_DEBUG_KMS("Failed to read payload table status: %d\n", + status); + return status; } + return 0; -fail: - return ret; } EXPORT_SYMBOL(drm_dp_check_act_status);

diff --git a/drivers/gpu/drm/drm_encoder_slave.c b/drivers/gpu/drm/drm_encoder_slave.c index 4484785cd9ac2..95d5a59497530 100644 --- a/drivers/gpu/drm/drm_encoder_slave.c +++ b/drivers/gpu/drm/drm_encoder_slave.c @@ -84,7 +84,7 @@ int drm_i2c_encoder_init(struct drm_device *dev,

err = encoder_drv->encoder_init(client, dev, encoder); if (err) - goto fail_unregister; + goto fail_module_put;

if (info->platform_data) encoder->slave_funcs->set_config(&encoder->base, @@ -92,9 +92,10 @@ int drm_i2c_encoder_init(struct drm_device *dev,

return 0;

+fail_module_put: + module_put(module); fail_unregister: i2c_unregister_device(client); - module_put(module); fail: return err; } diff --git a/drivers/gpu/drm/i915/i915_cmd_parser.c b/drivers/gpu/drm/i915/i915_cmd_parser.c index 1e104518192da..8a98442d494b4 100644 --- a/drivers/gpu/drm/i915/i915_cmd_parser.c +++ b/drivers/gpu/drm/i915/i915_cmd_parser.c @@ -570,6 +570,9 @@ struct drm_i915_reg_descriptor { #define REG32(_reg, ...) \ { .addr = (_reg), __VA_ARGS__ }

+#define REG32_IDX(_reg, idx) \ + { .addr = _reg(idx) } + /* * Convenience macro for adding 64-bit registers. * @@ -667,6 +670,7 @@ static const struct drm_i915_reg_descriptor gen9_blt_regs[] = { REG64_IDX(RING_TIMESTAMP, BSD_RING_BASE), REG32(BCS_SWCTRL), REG64_IDX(RING_TIMESTAMP, BLT_RING_BASE), + REG32_IDX(RING_CTX_TIMESTAMP, BLT_RING_BASE), REG64_IDX(BCS_GPR, 0), REG64_IDX(BCS_GPR, 1), REG64_IDX(BCS_GPR, 2), diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c index ed7143d35b25d..6224aca7cd297 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c @@ -769,7 +769,8 @@ static int mdp5_init(struct platform_device *pdev, struct drm_device *dev)

return 0; fail: - mdp5_destroy(pdev); + if (mdp5_kms) + mdp5_destroy(pdev); return ret; }

diff --git a/drivers/gpu/drm/qxl/qxl_kms.c b/drivers/gpu/drm/qxl/qxl_kms.c index e642242728c0b..a886652ed895b 100644 --- a/drivers/gpu/drm/qxl/qxl_kms.c +++ b/drivers/gpu/drm/qxl/qxl_kms.c @@ -199,7 +199,7 @@ static int qxl_device_init(struct qxl_device *qdev, &(qdev->ram_header->cursor_ring_hdr), sizeof(struct qxl_command), QXL_CURSOR_RING_SIZE, - qdev->io_base + QXL_IO_NOTIFY_CMD, + qdev->io_base + QXL_IO_NOTIFY_CURSOR, false, &qdev->cursor_event);

diff --git a/drivers/gpu/drm/radeon/ni_dpm.c b/drivers/gpu/drm/radeon/ni_dpm.c index 4a601f9905625..a32cf6dbd3ee4 100644 --- a/drivers/gpu/drm/radeon/ni_dpm.c +++ b/drivers/gpu/drm/radeon/ni_dpm.c @@ -2126,7 +2126,7 @@ static int ni_init_smc_spll_table(struct radeon_device *rdev) if (clk_s & ~(SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_SHIFT)) ret = -EINVAL;

- if (clk_s & ~(SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_SHIFT)) + if (fb_div & ~(SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_SHIFT)) ret = -EINVAL;

if (clk_v & ~(SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_SHIFT)) diff --git a/drivers/i2c/busses/i2c-piix4.c b/drivers/i2c/busses/i2c-piix4.c index 62785aa76b3fb..8324d27290882 100644 --- a/drivers/i2c/busses/i2c-piix4.c +++ b/drivers/i2c/busses/i2c-piix4.c @@ -840,7 +840,8 @@ static int piix4_probe(struct pci_dev *dev, const struct pci_device_id *id) }

if (dev->vendor == PCI_VENDOR_ID_AMD && - dev->device == PCI_DEVICE_ID_AMD_HUDSON2_SMBUS) { + (dev->device == PCI_DEVICE_ID_AMD_HUDSON2_SMBUS || + dev->device == PCI_DEVICE_ID_AMD_KERNCZ_SMBUS)) { retval = piix4_setup_sb800(dev, id, 1); }

diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c index e28b825b04337..fb191ad8fc3aa 100644 --- a/drivers/i2c/busses/i2c-pxa.c +++ b/drivers/i2c/busses/i2c-pxa.c @@ -297,11 +297,10 @@ static void i2c_pxa_scream_blue_murder(struct pxa_i2c *i2c, const char *why) dev_err(dev, "IBMR: %08x IDBR: %08x ICR: %08x ISR: %08x\n", readl(_IBMR(i2c)), readl(_IDBR(i2c)), readl(_ICR(i2c)), readl(_ISR(i2c))); - dev_dbg(dev, "log: "); + dev_err(dev, "log:"); for (i = 0; i < i2c->irqlogidx; i++) - pr_debug("[%08x:%08x] ", i2c->isrlog[i], i2c->icrlog[i]); - - pr_debug("\n"); + pr_cont(" [%03x:%05x]", i2c->isrlog[i], i2c->icrlog[i]); + pr_cont("\n"); }

#else /* ifdef DEBUG */ @@ -691,11 +690,9 @@ static inline void i2c_pxa_stop_message(struct pxa_i2c *i2c) { u32 icr;

- /* - * Clear the STOP and ACK flags - */ + /* Clear the START, STOP, ACK, TB and MA flags */ icr = readl(_ICR(i2c)); - icr &= ~(ICR_STOP | ICR_ACKNAK); + icr &= ~(ICR_START | ICR_STOP | ICR_ACKNAK | ICR_TB | ICR_MA); writel(icr, _ICR(i2c)); }

diff --git a/drivers/iio/pressure/bmp280-core.c b/drivers/iio/pressure/bmp280-core.c index c9263acc190b6..85b90b5939db2 100644 --- a/drivers/iio/pressure/bmp280-core.c +++ b/drivers/iio/pressure/bmp280-core.c @@ -182,6 +182,8 @@ static u32 bmp280_compensate_humidity(struct bmp280_data *data, + (s32)2097152) * H2 + 8192) >> 14); var -= ((((var >> 15) * (var >> 15)) >> 7) * (s32)H1) >> 4;

+ var = clamp_val(var, 0, 419430400); + return var >> 12; };

@@ -630,7 +632,7 @@ static int bmp180_measure(struct bmp280_data *data, u8 ctrl_meas) unsigned int ctrl;

if (data->use_eoc) - init_completion(&data->done); + reinit_completion(&data->done);

ret = regmap_write(data->regmap, BMP280_REG_CTRL_MEAS, ctrl_meas); if (ret) @@ -886,6 +888,9 @@ static int bmp085_fetch_eoc_irq(struct device *dev, "trying to enforce it\n"); irq_trig = IRQF_TRIGGER_RISING; } + + init_completion(&data->done); + ret = devm_request_threaded_irq(dev, irq, bmp085_eoc_irq, diff --git a/drivers/infiniband/core/cma_configfs.c b/drivers/infiniband/core/cma_configfs.c index 41573df1d9fcc..692fc42255c90 100644 --- a/drivers/infiniband/core/cma_configfs.c +++ b/drivers/infiniband/core/cma_configfs.c @@ -277,8 +277,21 @@ fail: return ERR_PTR(err); }

+static void drop_cma_dev(struct config_group *cgroup, struct config_item *item) +{ + struct config_group *group = + container_of(item, struct config_group, cg_item); + struct cma_dev_group *cma_dev_group = + container_of(group, struct cma_dev_group, device_group); + + configfs_remove_default_groups(&cma_dev_group->ports_group); + configfs_remove_default_groups(&cma_dev_group->device_group); + config_item_put(item); +} + static struct configfs_group_operations cma_subsys_group_ops = { .make_group = make_cma_dev, + .drop_item = drop_cma_dev, };

static struct config_item_type cma_subsys_type = { diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c index a1f059a9c7519..f03e10517accd 100644 --- a/drivers/infiniband/core/mad.c +++ b/drivers/infiniband/core/mad.c @@ -2885,6 +2885,7 @@ static int ib_mad_post_receive_mads(struct ib_mad_qp_info *qp_info, DMA_FROM_DEVICE); if (unlikely(ib_dma_mapping_error(qp_info->port_priv->device, sg_list.addr))) { + kfree(mad_priv); ret = -ENOMEM; break; } diff --git a/drivers/md/bcache/btree.c b/drivers/md/bcache/btree.c index c8c5e3368b8b8..12849829077dd 100644 --- a/drivers/md/bcache/btree.c +++ b/drivers/md/bcache/btree.c @@ -1370,7 +1370,7 @@ static int btree_gc_coalesce(struct btree *b, struct btree_op *op, if (__set_blocks(n1, n1->keys + n2->keys, block_bytes(b->c)) > btree_blocks(new_nodes[i])) - goto out_nocoalesce; + goto out_unlock_nocoalesce;

keys = n2->keys; /* Take the key of the node we're getting rid of */ @@ -1399,7 +1399,7 @@ static int btree_gc_coalesce(struct btree *b, struct btree_op *op,

if (__bch_keylist_realloc(&keylist, bkey_u64s(&new_nodes[i]->key))) - goto out_nocoalesce; + goto out_unlock_nocoalesce;

bch_btree_node_write(new_nodes[i], &cl); bch_keylist_add(&keylist, &new_nodes[i]->key); @@ -1445,6 +1445,10 @@ static int btree_gc_coalesce(struct btree *b, struct btree_op *op, /* Invalidated our iterator */ return -EINTR;

+out_unlock_nocoalesce: + for (i = 0; i < nodes; i++) + mutex_unlock(&new_nodes[i]->write_lock); + out_nocoalesce: closure_sync(&cl); bch_keylist_free(&keylist); diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c index 372057cabea45..cd45b38946616 100644 --- a/drivers/media/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb-core/dvb_frontend.c @@ -41,6 +41,7 @@ #include <linux/jiffies.h> #include <linux/kthread.h> #include <linux/ktime.h> +#include <linux/compat.h> #include <asm/processor.h>

#include "dvb_frontend.h" @@ -458,7 +459,7 @@ static int dvb_frontend_swzigzag_autotune(struct dvb_frontend *fe, int check_wra

static void dvb_frontend_swzigzag(struct dvb_frontend *fe) { - enum fe_status s = 0; + enum fe_status s = FE_NONE; int retval = 0; struct dvb_frontend_private *fepriv = fe->frontend_priv; struct dtv_frontend_properties *c = &fe->dtv_property_cache, tmp; @@ -932,8 +933,6 @@ static int dvb_frontend_clear_cache(struct dvb_frontend *fe) memset(c, 0, offsetof(struct dtv_frontend_properties, strength)); c->delivery_system = delsys;

- c->state = DTV_CLEAR; - dev_dbg(fe->dvb->device, "%s: Clearing cache for delivery system %d\n", __func__, c->delivery_system);

@@ -998,6 +997,17 @@ static int dvb_frontend_clear_cache(struct dvb_frontend *fe) .buffer = b \ }

+struct dtv_cmds_h { + char *name; /* A display name for debugging purposes */ + + __u32 cmd; /* A unique ID */ + + /* Flags */ + __u32 set:1; /* Either a set or get property */ + __u32 buffer:1; /* Does this property use the buffer? */ + __u32 reserved:30; /* Align */ +}; + static struct dtv_cmds_h dtv_cmds[DTV_MAX_COMMAND + 1] = { _DTV_CMD(DTV_TUNE, 1, 0), _DTV_CMD(DTV_CLEAR, 1, 0), @@ -1079,22 +1089,19 @@ static struct dtv_cmds_h dtv_cmds[DTV_MAX_COMMAND + 1] = { _DTV_CMD(DTV_STAT_TOTAL_BLOCK_COUNT, 0, 0), };

-static void dtv_property_dump(struct dvb_frontend *fe, - bool is_set, +static void dtv_get_property_dump(struct dvb_frontend *fe, struct dtv_property *tvp) { int i;

if (tvp->cmd <= 0 || tvp->cmd > DTV_MAX_COMMAND) { - dev_warn(fe->dvb->device, "%s: %s tvp.cmd = 0x%08x undefined\n", - __func__, - is_set ? "SET" : "GET", + dev_warn(fe->dvb->device, "%s: GET tvp.cmd = 0x%08x undefined\n" + , __func__, tvp->cmd); return; }

- dev_dbg(fe->dvb->device, "%s: %s tvp.cmd = 0x%08x (%s)\n", __func__, - is_set ? "SET" : "GET", + dev_dbg(fe->dvb->device, "%s: GET tvp.cmd = 0x%08x (%s)\n", __func__, tvp->cmd, dtv_cmds[tvp->cmd].name);

@@ -1285,17 +1292,15 @@ static int dtv_get_frontend(struct dvb_frontend *fe, return 0; }

-static int dvb_frontend_ioctl_legacy(struct file *file, - unsigned int cmd, void *parg); -static int dvb_frontend_ioctl_properties(struct file *file, - unsigned int cmd, void *parg); +static int dvb_frontend_handle_ioctl(struct file *file, + unsigned int cmd, void *parg);

static int dtv_property_process_get(struct dvb_frontend *fe, const struct dtv_frontend_properties *c, struct dtv_property *tvp, struct file *file) { - int r, ncaps; + int ncaps;

switch(tvp->cmd) { case DTV_ENUM_DELSYS: @@ -1506,14 +1511,7 @@ static int dtv_property_process_get(struct dvb_frontend *fe, return -EINVAL; }

- /* Allow the frontend to override outgoing properties */ - if (fe->ops.get_property) { - r = fe->ops.get_property(fe, tvp); - if (r < 0) - return r; - } - - dtv_property_dump(fe, false, tvp); + dtv_get_property_dump(fe, tvp);

return 0; } @@ -1740,23 +1738,36 @@ static int dvbv3_set_delivery_system(struct dvb_frontend *fe) return emulate_delivery_system(fe, delsys); }

+/** + * dtv_property_process_set - Sets a single DTV property + * @fe: Pointer to &struct dvb_frontend + * @file: Pointer to &struct file + * @cmd: Digital TV command + * @data: An unsigned 32-bits number + * + * This routine assigns the property + * value to the corresponding member of + * &struct dtv_frontend_properties + * + * Returns: + * Zero on success, negative errno on failure. + */ static int dtv_property_process_set(struct dvb_frontend *fe, - struct dtv_property *tvp, - struct file *file) + struct file *file, + u32 cmd, u32 data) { int r = 0; struct dtv_frontend_properties *c = &fe->dtv_property_cache;

- /* Allow the frontend to validate incoming properties */ - if (fe->ops.set_property) { - r = fe->ops.set_property(fe, tvp); - if (r < 0) - return r; - } - - dtv_property_dump(fe, true, tvp); - - switch(tvp->cmd) { + /** Dump DTV command name and value*/ + if (!cmd || cmd > DTV_MAX_COMMAND) + dev_warn(fe->dvb->device, "%s: SET cmd 0x%08x undefined\n", + __func__, cmd); + else + dev_dbg(fe->dvb->device, + "%s: SET cmd 0x%08x (%s) to 0x%08x\n", + __func__, cmd, dtv_cmds[cmd].name, data); + switch (cmd) { case DTV_CLEAR: /* * Reset a cache of data specific to the frontend here. This does @@ -1765,144 +1776,144 @@ static int dtv_property_process_set(struct dvb_frontend *fe, dvb_frontend_clear_cache(fe); break; case DTV_TUNE: - /* interpret the cache of data, build either a traditional frontend - * tunerequest so we can pass validation in the FE_SET_FRONTEND - * ioctl. + /* + * Use the cached Digital TV properties to tune the + * frontend */ - c->state = tvp->cmd; - dev_dbg(fe->dvb->device, "%s: Finalised property cache\n", - __func__); + dev_dbg(fe->dvb->device, + "%s: Setting the frontend from property cache\n", + __func__);

r = dtv_set_frontend(fe); break; case DTV_FREQUENCY: - c->frequency = tvp->u.data; + c->frequency = data; break; case DTV_MODULATION: - c->modulation = tvp->u.data; + c->modulation = data; break; case DTV_BANDWIDTH_HZ: - c->bandwidth_hz = tvp->u.data; + c->bandwidth_hz = data; break; case DTV_INVERSION: - c->inversion = tvp->u.data; + c->inversion = data; break; case DTV_SYMBOL_RATE: - c->symbol_rate = tvp->u.data; + c->symbol_rate = data; break; case DTV_INNER_FEC: - c->fec_inner = tvp->u.data; + c->fec_inner = data; break; case DTV_PILOT: - c->pilot = tvp->u.data; + c->pilot = data; break; case DTV_ROLLOFF: - c->rolloff = tvp->u.data; + c->rolloff = data; break; case DTV_DELIVERY_SYSTEM: - r = dvbv5_set_delivery_system(fe, tvp->u.data); + r = dvbv5_set_delivery_system(fe, data); break; case DTV_VOLTAGE: - c->voltage = tvp->u.data; - r = dvb_frontend_ioctl_legacy(file, FE_SET_VOLTAGE, + c->voltage = data; + r = dvb_frontend_handle_ioctl(file, FE_SET_VOLTAGE, (void *)c->voltage); break; case DTV_TONE: - c->sectone = tvp->u.data; - r = dvb_frontend_ioctl_legacy(file, FE_SET_TONE, + c->sectone = data; + r = dvb_frontend_handle_ioctl(file, FE_SET_TONE, (void *)c->sectone); break; case DTV_CODE_RATE_HP: - c->code_rate_HP = tvp->u.data; + c->code_rate_HP = data; break; case DTV_CODE_RATE_LP: - c->code_rate_LP = tvp->u.data; + c->code_rate_LP = data; break; case DTV_GUARD_INTERVAL: - c->guard_interval = tvp->u.data; + c->guard_interval = data; break; case DTV_TRANSMISSION_MODE: - c->transmission_mode = tvp->u.data; + c->transmission_mode = data; break; case DTV_HIERARCHY: - c->hierarchy = tvp->u.data; + c->hierarchy = data; break; case DTV_INTERLEAVING: - c->interleaving = tvp->u.data; + c->interleaving = data; break;

/* ISDB-T Support here */ case DTV_ISDBT_PARTIAL_RECEPTION: - c->isdbt_partial_reception = tvp->u.data; + c->isdbt_partial_reception = data; break; case DTV_ISDBT_SOUND_BROADCASTING: - c->isdbt_sb_mode = tvp->u.data; + c->isdbt_sb_mode = data; break; case DTV_ISDBT_SB_SUBCHANNEL_ID: - c->isdbt_sb_subchannel = tvp->u.data; + c->isdbt_sb_subchannel = data; break; case DTV_ISDBT_SB_SEGMENT_IDX: - c->isdbt_sb_segment_idx = tvp->u.data; + c->isdbt_sb_segment_idx = data; break; case DTV_ISDBT_SB_SEGMENT_COUNT: - c->isdbt_sb_segment_count = tvp->u.data; + c->isdbt_sb_segment_count = data; break; case DTV_ISDBT_LAYER_ENABLED: - c->isdbt_layer_enabled = tvp->u.data; + c->isdbt_layer_enabled = data; break; case DTV_ISDBT_LAYERA_FEC: - c->layer[0].fec = tvp->u.data; + c->layer[0].fec = data; break; case DTV_ISDBT_LAYERA_MODULATION: - c->layer[0].modulation = tvp->u.data; + c->layer[0].modulation = data; break; case DTV_ISDBT_LAYERA_SEGMENT_COUNT: - c->layer[0].segment_count = tvp->u.data; + c->layer[0].segment_count = data; break; case DTV_ISDBT_LAYERA_TIME_INTERLEAVING: - c->layer[0].interleaving = tvp->u.data; + c->layer[0].interleaving = data; break; case DTV_ISDBT_LAYERB_FEC: - c->layer[1].fec = tvp->u.data; + c->layer[1].fec = data; break; case DTV_ISDBT_LAYERB_MODULATION: - c->layer[1].modulation = tvp->u.data; + c->layer[1].modulation = data; break; case DTV_ISDBT_LAYERB_SEGMENT_COUNT: - c->layer[1].segment_count = tvp->u.data; + c->layer[1].segment_count = data; break; case DTV_ISDBT_LAYERB_TIME_INTERLEAVING: - c->layer[1].interleaving = tvp->u.data; + c->layer[1].interleaving = data; break; case DTV_ISDBT_LAYERC_FEC: - c->layer[2].fec = tvp->u.data; + c->layer[2].fec = data; break; case DTV_ISDBT_LAYERC_MODULATION: - c->layer[2].modulation = tvp->u.data; + c->layer[2].modulation = data; break; case DTV_ISDBT_LAYERC_SEGMENT_COUNT: - c->layer[2].segment_count = tvp->u.data; + c->layer[2].segment_count = data; break; case DTV_ISDBT_LAYERC_TIME_INTERLEAVING: - c->layer[2].interleaving = tvp->u.data; + c->layer[2].interleaving = data; break;

/* Multistream support */ case DTV_STREAM_ID: case DTV_DVBT2_PLP_ID_LEGACY: - c->stream_id = tvp->u.data; + c->stream_id = data; break;

/* ATSC-MH */ case DTV_ATSCMH_PARADE_ID: - fe->dtv_property_cache.atscmh_parade_id = tvp->u.data; + fe->dtv_property_cache.atscmh_parade_id = data; break; case DTV_ATSCMH_RS_FRAME_ENSEMBLE: - fe->dtv_property_cache.atscmh_rs_frame_ensemble = tvp->u.data; + fe->dtv_property_cache.atscmh_rs_frame_ensemble = data; break;

case DTV_LNA: - c->lna = tvp->u.data; + c->lna = data; if (fe->ops.set_lna) r = fe->ops.set_lna(fe); if (r < 0) @@ -1916,14 +1927,13 @@ static int dtv_property_process_set(struct dvb_frontend *fe, return r; }

-static int dvb_frontend_ioctl(struct file *file, - unsigned int cmd, void *parg) +static int dvb_frontend_do_ioctl(struct file *file, unsigned int cmd, + void *parg) { struct dvb_device *dvbdev = file->private_data; struct dvb_frontend *fe = dvbdev->priv; - struct dtv_frontend_properties *c = &fe->dtv_property_cache; struct dvb_frontend_private *fepriv = fe->frontend_priv; - int err = -EOPNOTSUPP; + int err;

dev_dbg(fe->dvb->device, "%s: (%d)\n", __func__, _IOC_NR(cmd)); if (down_interruptible(&fepriv->sem)) @@ -1934,74 +1944,125 @@ static int dvb_frontend_ioctl(struct file *file, return -ENODEV; }

- if ((file->f_flags & O_ACCMODE) == O_RDONLY && - (_IOC_DIR(cmd) != _IOC_READ || cmd == FE_GET_EVENT || - cmd == FE_DISEQC_RECV_SLAVE_REPLY)) { + /* + * If the frontend is opened in read-only mode, only the ioctls + * that don't interfere with the tune logic should be accepted. + * That allows an external application to monitor the DVB QoS and + * statistics parameters. + * + * That matches all _IOR() ioctls, except for two special cases: + * - FE_GET_EVENT is part of the tuning logic on a DVB application; + * - FE_DISEQC_RECV_SLAVE_REPLY is part of DiSEqC 2.0 + * setup + * So, those two ioctls should also return -EPERM, as otherwise + * reading from them would interfere with a DVB tune application + */ + if ((file->f_flags & O_ACCMODE) == O_RDONLY + && (_IOC_DIR(cmd) != _IOC_READ + || cmd == FE_GET_EVENT + || cmd == FE_DISEQC_RECV_SLAVE_REPLY)) { up(&fepriv->sem); return -EPERM; }

- if ((cmd == FE_SET_PROPERTY) || (cmd == FE_GET_PROPERTY)) - err = dvb_frontend_ioctl_properties(file, cmd, parg); - else { - c->state = DTV_UNDEFINED; - err = dvb_frontend_ioctl_legacy(file, cmd, parg); - } + err = dvb_frontend_handle_ioctl(file, cmd, parg);

up(&fepriv->sem); return err; }

-static int dvb_frontend_ioctl_properties(struct file *file, - unsigned int cmd, void *parg) +static long dvb_frontend_ioctl(struct file *file, unsigned int cmd, + unsigned long arg) +{ + struct dvb_device *dvbdev = file->private_data; + + if (!dvbdev) + return -ENODEV; + + return dvb_usercopy(file, cmd, arg, dvb_frontend_do_ioctl); +} + +#ifdef CONFIG_COMPAT +struct compat_dtv_property { + __u32 cmd; + __u32 reserved[3]; + union { + __u32 data; + struct dtv_fe_stats st; + struct { + __u8 data[32]; + __u32 len; + __u32 reserved1[3]; + compat_uptr_t reserved2; + } buffer; + } u; + int result; +} __attribute__ ((packed)); + +struct compat_dtv_properties { + __u32 num; + compat_uptr_t props; +}; + +#define COMPAT_FE_SET_PROPERTY _IOW('o', 82, struct compat_dtv_properties) +#define COMPAT_FE_GET_PROPERTY _IOR('o', 83, struct compat_dtv_properties) + +static int dvb_frontend_handle_compat_ioctl(struct file *file, unsigned int cmd, + unsigned long arg) { struct dvb_device *dvbdev = file->private_data; struct dvb_frontend *fe = dvbdev->priv; struct dvb_frontend_private *fepriv = fe->frontend_priv; - struct dtv_frontend_properties *c = &fe->dtv_property_cache; - int err = 0; + int i, err = 0;

- struct dtv_properties *tvps = parg; - struct dtv_property *tvp = NULL; - int i; + if (cmd == COMPAT_FE_SET_PROPERTY) { + struct compat_dtv_properties prop, *tvps = NULL; + struct compat_dtv_property *tvp = NULL;

- dev_dbg(fe->dvb->device, "%s:\n", __func__); + if (copy_from_user(&prop, compat_ptr(arg), sizeof(prop))) + return -EFAULT;

- if (cmd == FE_SET_PROPERTY) { - dev_dbg(fe->dvb->device, "%s: properties.num = %d\n", __func__, tvps->num); - dev_dbg(fe->dvb->device, "%s: properties.props = %p\n", __func__, tvps->props); + tvps = &prop;

- /* Put an arbitrary limit on the number of messages that can - * be sent at once */ - if ((tvps->num == 0) || (tvps->num > DTV_IOCTL_MAX_MSGS)) + /* + * Put an arbitrary limit on the number of messages that can + * be sent at once + */ + if (!tvps->num || (tvps->num > DTV_IOCTL_MAX_MSGS)) return -EINVAL;

- tvp = memdup_user(tvps->props, tvps->num * sizeof(*tvp)); + tvp = memdup_user(compat_ptr(tvps->props), tvps->num * sizeof(*tvp)); if (IS_ERR(tvp)) return PTR_ERR(tvp);

for (i = 0; i < tvps->num; i++) { - err = dtv_property_process_set(fe, tvp + i, file); - if (err < 0) - goto out; - (tvp + i)->result = err; + err = dtv_property_process_set(fe, file, + (tvp + i)->cmd, + (tvp + i)->u.data); + if (err < 0) { + kfree(tvp); + return err; + } } - - if (c->state == DTV_TUNE) - dev_dbg(fe->dvb->device, "%s: Property cache is full, tuning\n", __func__); - - } else if (cmd == FE_GET_PROPERTY) { + kfree(tvp); + } else if (cmd == COMPAT_FE_GET_PROPERTY) { + struct compat_dtv_properties prop, *tvps = NULL; + struct compat_dtv_property *tvp = NULL; struct dtv_frontend_properties getp = fe->dtv_property_cache;

- dev_dbg(fe->dvb->device, "%s: properties.num = %d\n", __func__, tvps->num); - dev_dbg(fe->dvb->device, "%s: properties.props = %p\n", __func__, tvps->props); + if (copy_from_user(&prop, compat_ptr(arg), sizeof(prop))) + return -EFAULT;

- /* Put an arbitrary limit on the number of messages that can - * be sent at once */ - if ((tvps->num == 0) || (tvps->num > DTV_IOCTL_MAX_MSGS)) + tvps = &prop; + + /* + * Put an arbitrary limit on the number of messages that can + * be sent at once + */ + if (!tvps->num || (tvps->num > DTV_IOCTL_MAX_MSGS)) return -EINVAL;

- tvp = memdup_user(tvps->props, tvps->num * sizeof(*tvp)); + tvp = memdup_user(compat_ptr(tvps->props), tvps->num * sizeof(*tvp)); if (IS_ERR(tvp)) return PTR_ERR(tvp);

@@ -2013,30 +2074,53 @@ static int dvb_frontend_ioctl_properties(struct file *file, */ if (fepriv->state != FESTATE_IDLE) { err = dtv_get_frontend(fe, &getp, NULL); - if (err < 0) - goto out; + if (err < 0) { + kfree(tvp); + return err; + } } for (i = 0; i < tvps->num; i++) { - err = dtv_property_process_get(fe, &getp, tvp + i, file); - if (err < 0) - goto out; - (tvp + i)->result = err; + err = dtv_property_process_get( + fe, &getp, (struct dtv_property *)(tvp + i), file); + if (err < 0) { + kfree(tvp); + return err; + } }

- if (copy_to_user((void __user *)tvps->props, tvp, - tvps->num * sizeof(struct dtv_property))) { - err = -EFAULT; - goto out; + if (copy_to_user((void __user *)compat_ptr(tvps->props), tvp, + tvps->num * sizeof(struct compat_dtv_property))) { + kfree(tvp); + return -EFAULT; } + kfree(tvp); + }

- } else - err = -EOPNOTSUPP; - -out: - kfree(tvp); return err; }

+static long dvb_frontend_compat_ioctl(struct file *file, unsigned int cmd, + unsigned long arg) +{ + struct dvb_device *dvbdev = file->private_data; + struct dvb_frontend *fe = dvbdev->priv; + struct dvb_frontend_private *fepriv = fe->frontend_priv; + int err; + + if (cmd == COMPAT_FE_SET_PROPERTY || cmd == COMPAT_FE_GET_PROPERTY) { + if (down_interruptible(&fepriv->sem)) + return -ERESTARTSYS; + + err = dvb_frontend_handle_compat_ioctl(file, cmd, arg); + + up(&fepriv->sem); + return err; + } + + return dvb_frontend_ioctl(file, cmd, (unsigned long)compat_ptr(arg)); +} +#endif + static int dtv_set_frontend(struct dvb_frontend *fe) { struct dvb_frontend_private *fepriv = fe->frontend_priv; @@ -2174,16 +2258,103 @@ static int dtv_set_frontend(struct dvb_frontend *fe) }

-static int dvb_frontend_ioctl_legacy(struct file *file, - unsigned int cmd, void *parg) +static int dvb_frontend_handle_ioctl(struct file *file, + unsigned int cmd, void *parg) { struct dvb_device *dvbdev = file->private_data; struct dvb_frontend *fe = dvbdev->priv; struct dvb_frontend_private *fepriv = fe->frontend_priv; struct dtv_frontend_properties *c = &fe->dtv_property_cache; - int err = -EOPNOTSUPP; + int i, err = -ENOTSUPP; + + dev_dbg(fe->dvb->device, "%s:\n", __func__); + + switch(cmd) { + case FE_SET_PROPERTY: { + struct dtv_properties *tvps = parg; + struct dtv_property *tvp = NULL; + + dev_dbg(fe->dvb->device, "%s: properties.num = %d\n", + __func__, tvps->num); + dev_dbg(fe->dvb->device, "%s: properties.props = %p\n", + __func__, tvps->props); + + /* + * Put an arbitrary limit on the number of messages that can + * be sent at once + */ + if (!tvps->num || (tvps->num > DTV_IOCTL_MAX_MSGS)) + return -EINVAL; + + tvp = memdup_user(tvps->props, tvps->num * sizeof(*tvp)); + if (IS_ERR(tvp)) + return PTR_ERR(tvp); + + for (i = 0; i < tvps->num; i++) { + err = dtv_property_process_set(fe, file, + (tvp + i)->cmd, + (tvp + i)->u.data); + if (err < 0) { + kfree(tvp); + return err; + } + } + kfree(tvp); + err = 0; + break; + } + case FE_GET_PROPERTY: { + struct dtv_properties *tvps = parg; + struct dtv_property *tvp = NULL; + struct dtv_frontend_properties getp = fe->dtv_property_cache; + + dev_dbg(fe->dvb->device, "%s: properties.num = %d\n", + __func__, tvps->num); + dev_dbg(fe->dvb->device, "%s: properties.props = %p\n", + __func__, tvps->props); + + /* + * Put an arbitrary limit on the number of messages that can + * be sent at once + */ + if (!tvps->num || (tvps->num > DTV_IOCTL_MAX_MSGS)) + return -EINVAL; + + tvp = memdup_user(tvps->props, tvps->num * sizeof(*tvp)); + if (IS_ERR(tvp)) + return PTR_ERR(tvp); + + /* + * Let's use our own copy of property cache, in order to + * avoid mangling with DTV zigzag logic, as drivers might + * return crap, if they don't check if the data is available + * before updating the properties cache. + */ + if (fepriv->state != FESTATE_IDLE) { + err = dtv_get_frontend(fe, &getp, NULL); + if (err < 0) { + kfree(tvp); + return err; + } + } + for (i = 0; i < tvps->num; i++) { + err = dtv_property_process_get(fe, &getp, tvp + i, file); + if (err < 0) { + kfree(tvp); + return err; + } + } + + if (copy_to_user((void __user *)tvps->props, tvp, + tvps->num * sizeof(struct dtv_property))) { + kfree(tvp); + return -EFAULT; + } + kfree(tvp); + err = 0; + break; + }

- switch (cmd) { case FE_GET_INFO: { struct dvb_frontend_info* info = parg;

@@ -2247,42 +2418,6 @@ static int dvb_frontend_ioctl_legacy(struct file *file, break; }

- case FE_READ_BER: - if (fe->ops.read_ber) { - if (fepriv->thread) - err = fe->ops.read_ber(fe, (__u32 *) parg); - else - err = -EAGAIN; - } - break; - - case FE_READ_SIGNAL_STRENGTH: - if (fe->ops.read_signal_strength) { - if (fepriv->thread) - err = fe->ops.read_signal_strength(fe, (__u16 *) parg); - else - err = -EAGAIN; - } - break; - - case FE_READ_SNR: - if (fe->ops.read_snr) { - if (fepriv->thread) - err = fe->ops.read_snr(fe, (__u16 *) parg); - else - err = -EAGAIN; - } - break; - - case FE_READ_UNCORRECTED_BLOCKS: - if (fe->ops.read_ucblocks) { - if (fepriv->thread) - err = fe->ops.read_ucblocks(fe, (__u32 *) parg); - else - err = -EAGAIN; - } - break; - case FE_DISEQC_RESET_OVERLOAD: if (fe->ops.diseqc_reset_overload) { err = fe->ops.diseqc_reset_overload(fe); @@ -2334,6 +2469,23 @@ static int dvb_frontend_ioctl_legacy(struct file *file, } break;

+ case FE_DISEQC_RECV_SLAVE_REPLY: + if (fe->ops.diseqc_recv_slave_reply) + err = fe->ops.diseqc_recv_slave_reply(fe, (struct dvb_diseqc_slave_reply*) parg); + break; + + case FE_ENABLE_HIGH_LNB_VOLTAGE: + if (fe->ops.enable_high_lnb_voltage) + err = fe->ops.enable_high_lnb_voltage(fe, (long) parg); + break; + + case FE_SET_FRONTEND_TUNE_MODE: + fepriv->tune_mode_flags = (unsigned long) parg; + err = 0; + break; + + /* DEPRECATED dish control ioctls */ + case FE_DISHNETWORK_SEND_LEGACY_CMD: if (fe->ops.dishnetwork_send_legacy_command) { err = fe->ops.dishnetwork_send_legacy_command(fe, @@ -2398,16 +2550,46 @@ static int dvb_frontend_ioctl_legacy(struct file *file, } break;

- case FE_DISEQC_RECV_SLAVE_REPLY: - if (fe->ops.diseqc_recv_slave_reply) - err = fe->ops.diseqc_recv_slave_reply(fe, (struct dvb_diseqc_slave_reply*) parg); + /* DEPRECATED statistics ioctls */ + + case FE_READ_BER: + if (fe->ops.read_ber) { + if (fepriv->thread) + err = fe->ops.read_ber(fe, (__u32 *) parg); + else + err = -EAGAIN; + } break;

- case FE_ENABLE_HIGH_LNB_VOLTAGE: - if (fe->ops.enable_high_lnb_voltage) - err = fe->ops.enable_high_lnb_voltage(fe, (long) parg); + case FE_READ_SIGNAL_STRENGTH: + if (fe->ops.read_signal_strength) { + if (fepriv->thread) + err = fe->ops.read_signal_strength(fe, (__u16 *) parg); + else + err = -EAGAIN; + } + break; + + case FE_READ_SNR: + if (fe->ops.read_snr) { + if (fepriv->thread) + err = fe->ops.read_snr(fe, (__u16 *) parg); + else + err = -EAGAIN; + } + break; + + case FE_READ_UNCORRECTED_BLOCKS: + if (fe->ops.read_ucblocks) { + if (fepriv->thread) + err = fe->ops.read_ucblocks(fe, (__u32 *) parg); + else + err = -EAGAIN; + } break;

+ /* DEPRECATED DVBv3 ioctls */ + case FE_SET_FRONTEND: err = dvbv3_set_delivery_system(fe); if (err) @@ -2434,11 +2616,10 @@ static int dvb_frontend_ioctl_legacy(struct file *file, err = dtv_get_frontend(fe, &getp, parg); break; } - case FE_SET_FRONTEND_TUNE_MODE: - fepriv->tune_mode_flags = (unsigned long) parg; - err = 0; - break; - } + + default: + return -ENOTSUPP; + } /* switch */

return err; } @@ -2609,7 +2790,10 @@ static int dvb_frontend_release(struct inode *inode, struct file *file)

static const struct file_operations dvb_frontend_fops = { .owner = THIS_MODULE, - .unlocked_ioctl = dvb_generic_ioctl, + .unlocked_ioctl = dvb_frontend_ioctl, +#ifdef CONFIG_COMPAT + .compat_ioctl = dvb_frontend_compat_ioctl, +#endif .poll = dvb_frontend_poll, .open = dvb_frontend_open, .release = dvb_frontend_release, @@ -2677,7 +2861,6 @@ int dvb_register_frontend(struct dvb_adapter* dvb, #if defined(CONFIG_MEDIA_CONTROLLER_DVB) .name = fe->ops.info.name, #endif - .kernel_ioctl = dvb_frontend_ioctl };

dev_dbg(dvb->device, "%s:\n", __func__); diff --git a/drivers/media/dvb-core/dvb_frontend.h b/drivers/media/dvb-core/dvb_frontend.h index fb6e84811504d..8a6267ad56d69 100644 --- a/drivers/media/dvb-core/dvb_frontend.h +++ b/drivers/media/dvb-core/dvb_frontend.h @@ -397,13 +397,8 @@ struct dtv_frontend_properties; * @search: callback function used on some custom algo search algos. * @tuner_ops: pointer to struct dvb_tuner_ops * @analog_ops: pointer to struct analog_demod_ops - * @set_property: callback function to allow the frontend to validade - * incoming properties. Should not be used on new drivers. - * @get_property: callback function to allow the frontend to override - * outcoming properties. Should not be used on new drivers. */ struct dvb_frontend_ops { - struct dvb_frontend_info info;

u8 delsys[MAX_DELSYS]; @@ -461,9 +456,6 @@ struct dvb_frontend_ops {

struct dvb_tuner_ops tuner_ops; struct analog_demod_ops analog_ops; - - int (*set_property)(struct dvb_frontend* fe, struct dtv_property* tvp); - int (*get_property)(struct dvb_frontend* fe, struct dtv_property* tvp); };

#ifdef __DVB_CORE__ @@ -623,11 +615,6 @@ struct dtv_frontend_properties { struct dtv_fe_stats post_bit_count; struct dtv_fe_stats block_error; struct dtv_fe_stats block_count; - - /* private: */ - /* Cache State */ - u32 state; - };

#define DVB_FE_NO_EXIT 0 diff --git a/drivers/media/dvb-frontends/lg2160.c b/drivers/media/dvb-frontends/lg2160.c index f51a3a0b3949a..1b640651531d0 100644 --- a/drivers/media/dvb-frontends/lg2160.c +++ b/drivers/media/dvb-frontends/lg2160.c @@ -1052,16 +1052,6 @@ fail: return ret; }

-static int lg216x_get_property(struct dvb_frontend *fe, - struct dtv_property *tvp) -{ - struct dtv_frontend_properties *c = &fe->dtv_property_cache; - - return (DTV_ATSCMH_FIC_VER == tvp->cmd) ? - lg216x_get_frontend(fe, c) : 0; -} - - static int lg2160_set_frontend(struct dvb_frontend *fe) { struct lg216x_state *state = fe->demodulator_priv; @@ -1372,8 +1362,6 @@ static struct dvb_frontend_ops lg2160_ops = { .init = lg216x_init, .sleep = lg216x_sleep, #endif - .get_property = lg216x_get_property, - .set_frontend = lg2160_set_frontend, .get_frontend = lg216x_get_frontend, .get_tune_settings = lg216x_get_tune_settings, @@ -1400,8 +1388,6 @@ static struct dvb_frontend_ops lg2161_ops = { .init = lg216x_init, .sleep = lg216x_sleep, #endif - .get_property = lg216x_get_property, - .set_frontend = lg2160_set_frontend, .get_frontend = lg216x_get_frontend, .get_tune_settings = lg216x_get_tune_settings, diff --git a/drivers/media/dvb-frontends/stv0288.c b/drivers/media/dvb-frontends/stv0288.c index c93d9a45f7f79..2b8c75f28d2e8 100644 --- a/drivers/media/dvb-frontends/stv0288.c +++ b/drivers/media/dvb-frontends/stv0288.c @@ -447,12 +447,6 @@ static int stv0288_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) return 0; }

-static int stv0288_set_property(struct dvb_frontend *fe, struct dtv_property *p) -{ - dprintk("%s(..)\n", __func__); - return 0; -} - static int stv0288_set_frontend(struct dvb_frontend *fe) { struct stv0288_state *state = fe->demodulator_priv; @@ -568,7 +562,6 @@ static struct dvb_frontend_ops stv0288_ops = { .set_tone = stv0288_set_tone, .set_voltage = stv0288_set_voltage,

- .set_property = stv0288_set_property, .set_frontend = stv0288_set_frontend, };

diff --git a/drivers/media/dvb-frontends/stv6110.c b/drivers/media/dvb-frontends/stv6110.c index 66a5a7f2295c0..93262b13c6447 100644 --- a/drivers/media/dvb-frontends/stv6110.c +++ b/drivers/media/dvb-frontends/stv6110.c @@ -263,11 +263,9 @@ static int stv6110_get_frequency(struct dvb_frontend *fe, u32 *frequency) static int stv6110_set_frequency(struct dvb_frontend *fe, u32 frequency) { struct stv6110_priv *priv = fe->tuner_priv; - struct dtv_frontend_properties *c = &fe->dtv_property_cache; u8 ret = 0x04; u32 divider, ref, p, presc, i, result_freq, vco_freq; s32 p_calc, p_calc_opt = 1000, r_div, r_div_opt = 0, p_val; - s32 srate;

dprintk("%s, freq=%d kHz, mclk=%d Hz\n", __func__, frequency, priv->mclk); @@ -278,13 +276,6 @@ static int stv6110_set_frequency(struct dvb_frontend *fe, u32 frequency) ((((priv->mclk / 1000000) - 16) & 0x1f) << 3);

/* BB_GAIN = db/2 */ - if (fe->ops.set_property && fe->ops.get_property) { - srate = c->symbol_rate; - dprintk("%s: Get Frontend parameters: srate=%d\n", - __func__, srate); - } else - srate = 15000000; - priv->regs[RSTV6110_CTRL2] &= ~0x0f; priv->regs[RSTV6110_CTRL2] |= (priv->gain & 0x0f);

diff --git a/drivers/media/usb/dvb-usb/friio-fe.c b/drivers/media/usb/dvb-usb/friio-fe.c index 979f05b4b87ca..237f12f9a7f24 100644 --- a/drivers/media/usb/dvb-usb/friio-fe.c +++ b/drivers/media/usb/dvb-usb/friio-fe.c @@ -261,28 +261,6 @@ static int jdvbt90502_read_signal_strength(struct dvb_frontend *fe, return 0; }

- -/* filter out un-supported properties to notify users */ -static int jdvbt90502_set_property(struct dvb_frontend *fe, - struct dtv_property *tvp) -{ - int r = 0; - - switch (tvp->cmd) { - case DTV_DELIVERY_SYSTEM: - if (tvp->u.data != SYS_ISDBT) - r = -EINVAL; - break; - case DTV_CLEAR: - case DTV_TUNE: - case DTV_FREQUENCY: - break; - default: - r = -EINVAL; - } - return r; -} - static int jdvbt90502_set_frontend(struct dvb_frontend *fe) { struct dtv_frontend_properties *p = &fe->dtv_property_cache; @@ -457,8 +435,6 @@ static struct dvb_frontend_ops jdvbt90502_ops = { .init = jdvbt90502_init, .write = _jdvbt90502_write,

- .set_property = jdvbt90502_set_property, - .set_frontend = jdvbt90502_set_frontend,

.read_status = jdvbt90502_read_status, diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c index 8588dbad33011..925c1828ec288 100644 --- a/drivers/mfd/wm8994-core.c +++ b/drivers/mfd/wm8994-core.c @@ -698,3 +698,4 @@ module_i2c_driver(wm8994_i2c_driver); MODULE_DESCRIPTION("Core support for the WM8994 audio CODEC"); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Mark Brown broonie@opensource.wolfsonmicro.com"); +MODULE_SOFTDEP("pre: wm8994_regulator"); diff --git a/drivers/mtd/nand/ams-delta.c b/drivers/mtd/nand/ams-delta.c index 78e12cc8bac2f..02ec2d183607f 100644 --- a/drivers/mtd/nand/ams-delta.c +++ b/drivers/mtd/nand/ams-delta.c @@ -264,7 +264,7 @@ static int ams_delta_cleanup(struct platform_device *pdev) void __iomem *io_base = platform_get_drvdata(pdev);

/* Release resources, unregister device */ - nand_release(ams_delta_mtd); + nand_release(mtd_to_nand(ams_delta_mtd));

gpio_free_array(_mandatory_gpio, ARRAY_SIZE(_mandatory_gpio)); gpio_free(AMS_DELTA_GPIO_PIN_NAND_RB); diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c index 68b9160108c9f..45495bc1a70e2 100644 --- a/drivers/mtd/nand/atmel_nand.c +++ b/drivers/mtd/nand/atmel_nand.c @@ -2336,7 +2336,7 @@ static int atmel_nand_remove(struct platform_device *pdev) struct atmel_nand_host *host = platform_get_drvdata(pdev); struct mtd_info *mtd = nand_to_mtd(&host->nand_chip);

- nand_release(mtd); + nand_release(&host->nand_chip);

atmel_nand_disable(host);

diff --git a/drivers/mtd/nand/au1550nd.c b/drivers/mtd/nand/au1550nd.c index 9bf6d9915694e..a0e7789131dfc 100644 --- a/drivers/mtd/nand/au1550nd.c +++ b/drivers/mtd/nand/au1550nd.c @@ -496,7 +496,7 @@ static int au1550nd_remove(struct platform_device *pdev) struct au1550nd_ctx *ctx = platform_get_drvdata(pdev); struct resource *r = platform_get_resource(pdev, IORESOURCE_MEM, 0);

- nand_release(nand_to_mtd(&ctx->chip)); + nand_release(&ctx->chip); iounmap(ctx->base); release_mem_region(r->start, 0x1000); kfree(ctx); diff --git a/drivers/mtd/nand/bcm47xxnflash/main.c b/drivers/mtd/nand/bcm47xxnflash/main.c index fb31429b70a9a..d796941608457 100644 --- a/drivers/mtd/nand/bcm47xxnflash/main.c +++ b/drivers/mtd/nand/bcm47xxnflash/main.c @@ -65,7 +65,7 @@ static int bcm47xxnflash_remove(struct platform_device *pdev) { struct bcm47xxnflash *nflash = platform_get_drvdata(pdev);

- nand_release(nand_to_mtd(&nflash->nand_chip)); + nand_release(&nflash->nand_chip);

return 0; } diff --git a/drivers/mtd/nand/bf5xx_nand.c b/drivers/mtd/nand/bf5xx_nand.c index 3962f55bd0349..020bb350a2db2 100644 --- a/drivers/mtd/nand/bf5xx_nand.c +++ b/drivers/mtd/nand/bf5xx_nand.c @@ -688,7 +688,7 @@ static int bf5xx_nand_remove(struct platform_device *pdev) * and their partitions, then go through freeing the * resources used */ - nand_release(nand_to_mtd(&info->chip)); + nand_release(&info->chip);

peripheral_free_list(bfin_nfc_pin_req); bf5xx_nand_dma_remove(info); diff --git a/drivers/mtd/nand/brcmnand/brcmnand.c b/drivers/mtd/nand/brcmnand/brcmnand.c index 1291492a1cef1..fbee81909d38a 100644 --- a/drivers/mtd/nand/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/brcmnand/brcmnand.c @@ -2595,7 +2595,7 @@ int brcmnand_remove(struct platform_device *pdev) struct brcmnand_host *host;

list_for_each_entry(host, &ctrl->host_list, node) - nand_release(nand_to_mtd(&host->chip)); + nand_release(&host->chip);

clk_disable_unprepare(ctrl->clk);

diff --git a/drivers/mtd/nand/cafe_nand.c b/drivers/mtd/nand/cafe_nand.c index 0b0c93702abbd..c16e740c01c38 100644 --- a/drivers/mtd/nand/cafe_nand.c +++ b/drivers/mtd/nand/cafe_nand.c @@ -825,7 +825,7 @@ static void cafe_nand_remove(struct pci_dev *pdev) /* Disable NAND IRQ in global IRQ mask register */ cafe_writel(cafe, ~1 & cafe_readl(cafe, GLOBAL_IRQ_MASK), GLOBAL_IRQ_MASK); free_irq(pdev->irq, mtd); - nand_release(mtd); + nand_release(chip); free_rs(cafe->rs); pci_iounmap(pdev, cafe->mmio); dma_free_coherent(&cafe->pdev->dev, diff --git a/drivers/mtd/nand/cmx270_nand.c b/drivers/mtd/nand/cmx270_nand.c index 49133783ca536..b9667204e711a 100644 --- a/drivers/mtd/nand/cmx270_nand.c +++ b/drivers/mtd/nand/cmx270_nand.c @@ -230,7 +230,7 @@ module_init(cmx270_init); static void __exit cmx270_cleanup(void) { /* Release resources, unregister device */ - nand_release(cmx270_nand_mtd); + nand_release(mtd_to_nand(cmx270_nand_mtd));

gpio_free(GPIO_NAND_RB); gpio_free(GPIO_NAND_CS); diff --git a/drivers/mtd/nand/cs553x_nand.c b/drivers/mtd/nand/cs553x_nand.c index a65e4e0f57a1c..4779dfec3576f 100644 --- a/drivers/mtd/nand/cs553x_nand.c +++ b/drivers/mtd/nand/cs553x_nand.c @@ -339,7 +339,7 @@ static void __exit cs553x_cleanup(void) mmio_base = this->IO_ADDR_R;

/* Release resources, unregister device */ - nand_release(mtd); + nand_release(this); kfree(mtd->name); cs553x_mtd[i] = NULL;

diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c index 27fa8b87cd5fc..c7f535676e49f 100644 --- a/drivers/mtd/nand/davinci_nand.c +++ b/drivers/mtd/nand/davinci_nand.c @@ -840,7 +840,7 @@ static int nand_davinci_remove(struct platform_device *pdev) ecc4_busy = false; spin_unlock_irq(&davinci_nand_lock);

- nand_release(nand_to_mtd(&info->chip)); + nand_release(&info->chip);

clk_disable_unprepare(info->clk);

diff --git a/drivers/mtd/nand/denali.c b/drivers/mtd/nand/denali.c index 0476ae8776d93..982cbc7f412f4 100644 --- a/drivers/mtd/nand/denali.c +++ b/drivers/mtd/nand/denali.c @@ -1655,7 +1655,7 @@ void denali_remove(struct denali_nand_info *denali) */ int bufsize = mtd->writesize + mtd->oobsize;

- nand_release(mtd); + nand_release(&denali->nand); denali_irq_cleanup(denali->irq, denali); dma_unmap_single(denali->dev, denali->buf.dma_buf, bufsize, DMA_BIDIRECTIONAL); diff --git a/drivers/mtd/nand/diskonchip.c b/drivers/mtd/nand/diskonchip.c index a023ab9e9cbf6..374b7a10ba517 100644 --- a/drivers/mtd/nand/diskonchip.c +++ b/drivers/mtd/nand/diskonchip.c @@ -1605,13 +1605,10 @@ static int __init doc_probe(unsigned long physadr) numchips = doc2001_init(mtd);

if ((ret = nand_scan(mtd, numchips)) || (ret = doc->late_init(mtd))) { - /* DBB note: i believe nand_release is necessary here, as + /* DBB note: i believe nand_cleanup is necessary here, as buffers may have been allocated in nand_base. Check with Thomas. FIX ME! */ - /* nand_release will call mtd_device_unregister, but we - haven't yet added it. This is handled without incident by - mtd_device_unregister, as far as I can tell. */ - nand_release(mtd); + nand_cleanup(nand); kfree(nand); goto fail; } @@ -1644,7 +1641,7 @@ static void release_nanddoc(void) doc = nand_get_controller_data(nand);

nextmtd = doc->nextdoc; - nand_release(mtd); + nand_release(nand); iounmap(doc->virtadr); release_mem_region(doc->physadr, DOC_IOREMAP_LEN); kfree(nand); diff --git a/drivers/mtd/nand/docg4.c b/drivers/mtd/nand/docg4.c index 7af2a3cd949ee..5798cd87f340b 100644 --- a/drivers/mtd/nand/docg4.c +++ b/drivers/mtd/nand/docg4.c @@ -1374,7 +1374,7 @@ static int __init probe_docg4(struct platform_device *pdev) return 0;

fail: - nand_release(mtd); /* deletes partitions and mtd devices */ + nand_release(nand); /* deletes partitions and mtd devices */ free_bch(doc->bch); kfree(nand);

@@ -1387,7 +1387,7 @@ fail_unmap: static int __exit cleanup_docg4(struct platform_device *pdev) { struct docg4_priv *doc = platform_get_drvdata(pdev); - nand_release(doc->mtd); + nand_release(mtd_to_nand(doc->mtd)); free_bch(doc->bch); kfree(mtd_to_nand(doc->mtd)); iounmap(doc->virtadr); diff --git a/drivers/mtd/nand/fsl_elbc_nand.c b/drivers/mtd/nand/fsl_elbc_nand.c index 113f76e599372..2fc4f2ab89ff5 100644 --- a/drivers/mtd/nand/fsl_elbc_nand.c +++ b/drivers/mtd/nand/fsl_elbc_nand.c @@ -811,7 +811,7 @@ static int fsl_elbc_chip_remove(struct fsl_elbc_mtd *priv) struct fsl_elbc_fcm_ctrl *elbc_fcm_ctrl = priv->ctrl->nand; struct mtd_info *mtd = nand_to_mtd(&priv->chip);

- nand_release(mtd); + nand_release(&priv->chip);

kfree(mtd->name);

diff --git a/drivers/mtd/nand/fsl_ifc_nand.c b/drivers/mtd/nand/fsl_ifc_nand.c index 4c3b986dd74d1..cf0fccb5908e7 100644 --- a/drivers/mtd/nand/fsl_ifc_nand.c +++ b/drivers/mtd/nand/fsl_ifc_nand.c @@ -918,7 +918,7 @@ static int fsl_ifc_chip_remove(struct fsl_ifc_mtd *priv) { struct mtd_info *mtd = nand_to_mtd(&priv->chip);

- nand_release(mtd); + nand_release(&priv->chip);

kfree(mtd->name);

diff --git a/drivers/mtd/nand/fsl_upm.c b/drivers/mtd/nand/fsl_upm.c index d85fa2555b683..0b4d2489cc716 100644 --- a/drivers/mtd/nand/fsl_upm.c +++ b/drivers/mtd/nand/fsl_upm.c @@ -326,7 +326,7 @@ static int fun_remove(struct platform_device *ofdev) struct mtd_info *mtd = nand_to_mtd(&fun->chip); int i;

- nand_release(mtd); + nand_release(&fun->chip); kfree(mtd->name);

for (i = 0; i < fun->mchip_count; i++) { diff --git a/drivers/mtd/nand/fsmc_nand.c b/drivers/mtd/nand/fsmc_nand.c index d4f454a4b35e7..92737deb7845d 100644 --- a/drivers/mtd/nand/fsmc_nand.c +++ b/drivers/mtd/nand/fsmc_nand.c @@ -1038,7 +1038,7 @@ static int fsmc_nand_remove(struct platform_device *pdev) struct fsmc_nand_data *host = platform_get_drvdata(pdev);

if (host) { - nand_release(nand_to_mtd(&host->nand)); + nand_release(&host->nand);

if (host->mode == USE_DMA_ACCESS) { dma_release_channel(host->write_dma_chan); diff --git a/drivers/mtd/nand/gpio.c b/drivers/mtd/nand/gpio.c index 6317f6836022e..c7461ca1c1a69 100644 --- a/drivers/mtd/nand/gpio.c +++ b/drivers/mtd/nand/gpio.c @@ -197,7 +197,7 @@ static int gpio_nand_remove(struct platform_device *pdev) { struct gpiomtd *gpiomtd = platform_get_drvdata(pdev);

- nand_release(nand_to_mtd(&gpiomtd->nand_chip)); + nand_release(&gpiomtd->nand_chip);

if (gpio_is_valid(gpiomtd->plat.gpio_nwp)) gpio_set_value(gpiomtd->plat.gpio_nwp, 0); diff --git a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c index d9dab42758590..f4a99e91c2500 100644 --- a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c +++ b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c @@ -1930,7 +1930,7 @@ static int gpmi_set_geometry(struct gpmi_nand_data *this)

static void gpmi_nand_exit(struct gpmi_nand_data *this) { - nand_release(nand_to_mtd(&this->nand)); + nand_release(&this->nand); gpmi_free_dma_buffer(this); }

diff --git a/drivers/mtd/nand/hisi504_nand.c b/drivers/mtd/nand/hisi504_nand.c index 9432546f4cd47..6c96d9d29a310 100644 --- a/drivers/mtd/nand/hisi504_nand.c +++ b/drivers/mtd/nand/hisi504_nand.c @@ -823,7 +823,7 @@ static int hisi_nfc_probe(struct platform_device *pdev) return 0;

err_mtd: - nand_release(mtd); + nand_release(chip); err_res: return ret; } @@ -831,9 +831,8 @@ err_res: static int hisi_nfc_remove(struct platform_device *pdev) { struct hinfc_host *host = platform_get_drvdata(pdev); - struct mtd_info *mtd = nand_to_mtd(&host->chip);

- nand_release(mtd); + nand_release(&host->chip);

return 0; } diff --git a/drivers/mtd/nand/jz4740_nand.c b/drivers/mtd/nand/jz4740_nand.c index 5551c36adbdf1..6f323858d51a1 100644 --- a/drivers/mtd/nand/jz4740_nand.c +++ b/drivers/mtd/nand/jz4740_nand.c @@ -499,7 +499,7 @@ static int jz_nand_probe(struct platform_device *pdev) return 0;

err_nand_release: - nand_release(mtd); + nand_release(chip); err_unclaim_banks: while (chipnr--) { unsigned char bank = nand->banks[chipnr]; @@ -520,7 +520,7 @@ static int jz_nand_remove(struct platform_device *pdev) struct jz_nand *nand = platform_get_drvdata(pdev); size_t i;

- nand_release(nand_to_mtd(&nand->chip)); + nand_release(&nand->chip);

/* Deassert and disable all chips */ writel(0, nand->base + JZ_REG_NAND_CTRL); diff --git a/drivers/mtd/nand/jz4780_nand.c b/drivers/mtd/nand/jz4780_nand.c index a39bb70175eea..e8aaf2543946c 100644 --- a/drivers/mtd/nand/jz4780_nand.c +++ b/drivers/mtd/nand/jz4780_nand.c @@ -293,7 +293,7 @@ static int jz4780_nand_init_chip(struct platform_device *pdev,

ret = mtd_device_register(mtd, NULL, 0); if (ret) { - nand_release(mtd); + nand_release(chip); return ret; }

@@ -308,7 +308,7 @@ static void jz4780_nand_cleanup_chips(struct jz4780_nand_controller *nfc)

while (!list_empty(&nfc->chips)) { chip = list_first_entry(&nfc->chips, struct jz4780_nand_chip, chip_list); - nand_release(nand_to_mtd(&chip->chip)); + nand_release(&chip->chip); list_del(&chip->chip_list); } } diff --git a/drivers/mtd/nand/lpc32xx_mlc.c b/drivers/mtd/nand/lpc32xx_mlc.c index bc6e49af063a2..839f8f4ace9e6 100644 --- a/drivers/mtd/nand/lpc32xx_mlc.c +++ b/drivers/mtd/nand/lpc32xx_mlc.c @@ -805,7 +805,7 @@ static int lpc32xx_nand_probe(struct platform_device *pdev) if (!res) return res;

- nand_release(mtd); + nand_release(nand_chip);

err_exit4: free_irq(host->irq, host); @@ -828,9 +828,8 @@ err_exit1: static int lpc32xx_nand_remove(struct platform_device *pdev) { struct lpc32xx_nand_host *host = platform_get_drvdata(pdev); - struct mtd_info *mtd = nand_to_mtd(&host->nand_chip);

- nand_release(mtd); + nand_release(&host->nand_chip); free_irq(host->irq, host); if (use_dma) dma_release_channel(host->dma_chan); diff --git a/drivers/mtd/nand/lpc32xx_slc.c b/drivers/mtd/nand/lpc32xx_slc.c index 8d3edc34958e7..0b5fa254ea60a 100644 --- a/drivers/mtd/nand/lpc32xx_slc.c +++ b/drivers/mtd/nand/lpc32xx_slc.c @@ -940,7 +940,7 @@ static int lpc32xx_nand_probe(struct platform_device *pdev) if (!res) return res;

- nand_release(mtd); + nand_release(chip);

err_exit3: dma_release_channel(host->dma_chan); @@ -959,9 +959,8 @@ static int lpc32xx_nand_remove(struct platform_device *pdev) { uint32_t tmp; struct lpc32xx_nand_host *host = platform_get_drvdata(pdev); - struct mtd_info *mtd = nand_to_mtd(&host->nand_chip);

- nand_release(mtd); + nand_release(&host->nand_chip); dma_release_channel(host->dma_chan);

/* Force CE high */ diff --git a/drivers/mtd/nand/mpc5121_nfc.c b/drivers/mtd/nand/mpc5121_nfc.c index 7eacb2f545f50..9662f8fe47137 100644 --- a/drivers/mtd/nand/mpc5121_nfc.c +++ b/drivers/mtd/nand/mpc5121_nfc.c @@ -827,7 +827,7 @@ static int mpc5121_nfc_remove(struct platform_device *op) struct device *dev = &op->dev; struct mtd_info *mtd = dev_get_drvdata(dev);

- nand_release(mtd); + nand_release(mtd_to_nand(mtd)); mpc5121_nfc_free(dev, mtd);

return 0; diff --git a/drivers/mtd/nand/mtk_nand.c b/drivers/mtd/nand/mtk_nand.c index ca95ae00215ec..2375dce766eff 100644 --- a/drivers/mtd/nand/mtk_nand.c +++ b/drivers/mtd/nand/mtk_nand.c @@ -1327,7 +1327,7 @@ static int mtk_nfc_nand_chip_init(struct device *dev, struct mtk_nfc *nfc, ret = mtd_device_parse_register(mtd, NULL, NULL, NULL, 0); if (ret) { dev_err(dev, "mtd parse partition error\n"); - nand_release(mtd); + nand_cleanup(nand); return ret; }

@@ -1450,7 +1450,7 @@ static int mtk_nfc_remove(struct platform_device *pdev) while (!list_empty(&nfc->chips)) { chip = list_first_entry(&nfc->chips, struct mtk_nfc_nand_chip, node); - nand_release(nand_to_mtd(&chip->nand)); + nand_release(&chip->nand); list_del(&chip->node); }

diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c index 5c44eb57885b9..deb3cbadbc519 100644 --- a/drivers/mtd/nand/mxc_nand.c +++ b/drivers/mtd/nand/mxc_nand.c @@ -1838,7 +1838,7 @@ static int mxcnd_remove(struct platform_device *pdev) { struct mxc_nand_host *host = platform_get_drvdata(pdev);

- nand_release(nand_to_mtd(&host->nand)); + nand_release(&host->nand); if (host->clk_act) clk_disable_unprepare(host->clk);

diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index 5fb45161789ce..bdf40c090acdc 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -4941,12 +4941,12 @@ EXPORT_SYMBOL_GPL(nand_cleanup); /** * nand_release - [NAND Interface] Unregister the MTD device and free resources * held by the NAND device - * @mtd: MTD device structure + * @chip: NAND chip object */ -void nand_release(struct mtd_info *mtd) +void nand_release(struct nand_chip *chip) { - mtd_device_unregister(mtd); - nand_cleanup(mtd_to_nand(mtd)); + mtd_device_unregister(nand_to_mtd(chip)); + nand_cleanup(chip); } EXPORT_SYMBOL_GPL(nand_release);

diff --git a/drivers/mtd/nand/nandsim.c b/drivers/mtd/nand/nandsim.c index 1eb934414eb58..fe593f2f1ec7d 100644 --- a/drivers/mtd/nand/nandsim.c +++ b/drivers/mtd/nand/nandsim.c @@ -2394,7 +2394,7 @@ static int __init ns_init_module(void)

err_exit: free_nandsim(nand); - nand_release(nsmtd); + nand_release(chip); for (i = 0;i < ARRAY_SIZE(nand->partitions); ++i) kfree(nand->partitions[i].name); error: @@ -2417,7 +2417,7 @@ static void __exit ns_cleanup_module(void)

nandsim_debugfs_remove(ns); free_nandsim(ns); /* Free nandsim private resources */ - nand_release(nsmtd); /* Unregister driver */ + nand_release(chip); /* Unregister driver */ for (i = 0;i < ARRAY_SIZE(ns->partitions); ++i) kfree(ns->partitions[i].name); kfree(mtd_to_nand(nsmtd)); /* Free other structures */ diff --git a/drivers/mtd/nand/ndfc.c b/drivers/mtd/nand/ndfc.c index 28e6118362f7e..d03b47d2664b0 100644 --- a/drivers/mtd/nand/ndfc.c +++ b/drivers/mtd/nand/ndfc.c @@ -258,7 +258,7 @@ static int ndfc_remove(struct platform_device *ofdev) struct ndfc_controller *ndfc = dev_get_drvdata(&ofdev->dev); struct mtd_info *mtd = nand_to_mtd(&ndfc->chip);

- nand_release(mtd); + nand_release(&ndfc->chip); kfree(mtd->name);

return 0; diff --git a/drivers/mtd/nand/nuc900_nand.c b/drivers/mtd/nand/nuc900_nand.c index 8f64011d32ef2..f7f54b46f246b 100644 --- a/drivers/mtd/nand/nuc900_nand.c +++ b/drivers/mtd/nand/nuc900_nand.c @@ -284,7 +284,7 @@ static int nuc900_nand_remove(struct platform_device *pdev) { struct nuc900_nand *nuc900_nand = platform_get_drvdata(pdev);

- nand_release(nand_to_mtd(&nuc900_nand->chip)); + nand_release(&nuc900_nand->chip); clk_disable(nuc900_nand->clk);

return 0; diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c index f3a516b3f108a..62c0ca437c91e 100644 --- a/drivers/mtd/nand/omap2.c +++ b/drivers/mtd/nand/omap2.c @@ -2307,7 +2307,7 @@ static int omap_nand_remove(struct platform_device *pdev) } if (info->dma) dma_release_channel(info->dma); - nand_release(mtd); + nand_release(nand_chip); return 0; }

diff --git a/drivers/mtd/nand/orion_nand.c b/drivers/mtd/nand/orion_nand.c index af2f09135fb0e..0acfc0a7d8e08 100644 --- a/drivers/mtd/nand/orion_nand.c +++ b/drivers/mtd/nand/orion_nand.c @@ -167,7 +167,7 @@ static int __init orion_nand_probe(struct platform_device *pdev) mtd->name = "orion_nand"; ret = mtd_device_register(mtd, board->parts, board->nr_parts); if (ret) { - nand_release(mtd); + nand_cleanup(nc); goto no_dev; }

@@ -184,9 +184,8 @@ static int orion_nand_remove(struct platform_device *pdev) { struct orion_nand_info *info = platform_get_drvdata(pdev); struct nand_chip *chip = &info->chip; - struct mtd_info *mtd = nand_to_mtd(chip);

- nand_release(mtd); + nand_release(chip);

if (!IS_ERR(info->clk)) clk_disable_unprepare(info->clk); diff --git a/drivers/mtd/nand/pasemi_nand.c b/drivers/mtd/nand/pasemi_nand.c index 80c98eef44d90..3300e43e2cb9f 100644 --- a/drivers/mtd/nand/pasemi_nand.c +++ b/drivers/mtd/nand/pasemi_nand.c @@ -194,7 +194,7 @@ static int pasemi_nand_remove(struct platform_device *ofdev) chip = mtd_to_nand(pasemi_nand_mtd);

/* Release resources, unregister device */ - nand_release(pasemi_nand_mtd); + nand_release(chip);

release_region(lpcctl, 4);

diff --git a/drivers/mtd/nand/plat_nand.c b/drivers/mtd/nand/plat_nand.c index 415a53a0deeb3..ae2b3c0804cec 100644 --- a/drivers/mtd/nand/plat_nand.c +++ b/drivers/mtd/nand/plat_nand.c @@ -100,7 +100,7 @@ static int plat_nand_probe(struct platform_device *pdev) if (!err) return err;

- nand_release(mtd); + nand_cleanup(&data->chip); out: if (pdata->ctrl.remove) pdata->ctrl.remove(pdev); @@ -115,7 +115,7 @@ static int plat_nand_remove(struct platform_device *pdev) struct plat_nand_data *data = platform_get_drvdata(pdev); struct platform_nand_data *pdata = dev_get_platdata(&pdev->dev);

- nand_release(nand_to_mtd(&data->chip)); + nand_release(&data->chip); if (pdata->ctrl.remove) pdata->ctrl.remove(pdev);

diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c index 3b8911cd3a199..46f13f7e54da0 100644 --- a/drivers/mtd/nand/pxa3xx_nand.c +++ b/drivers/mtd/nand/pxa3xx_nand.c @@ -1907,7 +1907,7 @@ static int pxa3xx_nand_remove(struct platform_device *pdev) clk_disable_unprepare(info->clk);

for (cs = 0; cs < pdata->num_cs; cs++) - nand_release(nand_to_mtd(&info->host[cs]->chip)); + nand_release(&info->host[cs]->chip); return 0; }

diff --git a/drivers/mtd/nand/qcom_nandc.c b/drivers/mtd/nand/qcom_nandc.c index 9f6c9a34b9eb6..1594770987fdb 100644 --- a/drivers/mtd/nand/qcom_nandc.c +++ b/drivers/mtd/nand/qcom_nandc.c @@ -2163,7 +2163,7 @@ static int qcom_nandc_probe(struct platform_device *pdev)

err_cs_init: list_for_each_entry(host, &nandc->host_list, node) - nand_release(nand_to_mtd(&host->chip)); + nand_release(&host->chip); err_setup: clk_disable_unprepare(nandc->aon_clk); err_aon_clk: @@ -2180,7 +2180,7 @@ static int qcom_nandc_remove(struct platform_device *pdev) struct qcom_nand_host *host;

list_for_each_entry(host, &nandc->host_list, node) - nand_release(nand_to_mtd(&host->chip)); + nand_release(&host->chip);

qcom_nandc_unalloc(nandc);

diff --git a/drivers/mtd/nand/r852.c b/drivers/mtd/nand/r852.c index fc9287af46140..2cfa549413952 100644 --- a/drivers/mtd/nand/r852.c +++ b/drivers/mtd/nand/r852.c @@ -656,7 +656,7 @@ static int r852_register_nand_device(struct r852_device *dev) dev->card_registred = 1; return 0; error3: - nand_release(mtd); + nand_release(dev->chip); error1: /* Force card redetect */ dev->card_detected = 0; @@ -675,7 +675,7 @@ static void r852_unregister_nand_device(struct r852_device *dev) return;

device_remove_file(&mtd->dev, &dev_attr_media_type); - nand_release(mtd); + nand_release(dev->chip); r852_engine_disable(dev); dev->card_registred = 0; } diff --git a/drivers/mtd/nand/s3c2410.c b/drivers/mtd/nand/s3c2410.c index d459c19d78de3..be9c145b743c9 100644 --- a/drivers/mtd/nand/s3c2410.c +++ b/drivers/mtd/nand/s3c2410.c @@ -768,7 +768,7 @@ static int s3c24xx_nand_remove(struct platform_device *pdev)

for (mtdno = 0; mtdno < info->mtd_count; mtdno++, ptr++) { pr_debug("releasing mtd %d (%p)\n", mtdno, ptr); - nand_release(nand_to_mtd(&ptr->chip)); + nand_release(&ptr->chip); } }

diff --git a/drivers/mtd/nand/sh_flctl.c b/drivers/mtd/nand/sh_flctl.c index d6c013f93b8c0..31f98acdba073 100644 --- a/drivers/mtd/nand/sh_flctl.c +++ b/drivers/mtd/nand/sh_flctl.c @@ -1229,7 +1229,7 @@ static int flctl_remove(struct platform_device *pdev) struct sh_flctl *flctl = platform_get_drvdata(pdev);

flctl_release_dma(flctl); - nand_release(nand_to_mtd(&flctl->chip)); + nand_release(&flctl->chip); pm_runtime_disable(&pdev->dev);

return 0; diff --git a/drivers/mtd/nand/sharpsl.c b/drivers/mtd/nand/sharpsl.c index 064ca1757589a..661b4928e0fcf 100644 --- a/drivers/mtd/nand/sharpsl.c +++ b/drivers/mtd/nand/sharpsl.c @@ -192,7 +192,7 @@ static int sharpsl_nand_probe(struct platform_device *pdev) return 0;

err_add: - nand_release(mtd); + nand_cleanup(this);

err_scan: iounmap(sharpsl->io); @@ -210,7 +210,7 @@ static int sharpsl_nand_remove(struct platform_device *pdev) struct sharpsl_nand *sharpsl = platform_get_drvdata(pdev);

/* Release resources, unregister device */ - nand_release(nand_to_mtd(&sharpsl->chip)); + nand_release(&sharpsl->chip);

iounmap(sharpsl->io);

diff --git a/drivers/mtd/nand/socrates_nand.c b/drivers/mtd/nand/socrates_nand.c index 888fd314c62a2..957d9597c4847 100644 --- a/drivers/mtd/nand/socrates_nand.c +++ b/drivers/mtd/nand/socrates_nand.c @@ -203,7 +203,7 @@ static int socrates_nand_probe(struct platform_device *ofdev) if (!res) return res;

- nand_release(mtd); + nand_cleanup(nand_chip);

out: iounmap(host->io_base); @@ -216,9 +216,8 @@ out: static int socrates_nand_remove(struct platform_device *ofdev) { struct socrates_nand_host *host = dev_get_drvdata(&ofdev->dev); - struct mtd_info *mtd = nand_to_mtd(&host->nand_chip);

- nand_release(mtd); + nand_release(&host->nand_chip);

iounmap(host->io_base);

diff --git a/drivers/mtd/nand/sunxi_nand.c b/drivers/mtd/nand/sunxi_nand.c index 886355bfa7617..ddf3e24cc2898 100644 --- a/drivers/mtd/nand/sunxi_nand.c +++ b/drivers/mtd/nand/sunxi_nand.c @@ -2108,7 +2108,7 @@ static int sunxi_nand_chip_init(struct device *dev, struct sunxi_nfc *nfc, ret = mtd_device_register(mtd, NULL, 0); if (ret) { dev_err(dev, "failed to register mtd device: %d\n", ret); - nand_release(mtd); + nand_release(nand); return ret; }

@@ -2147,7 +2147,7 @@ static void sunxi_nand_chips_cleanup(struct sunxi_nfc *nfc) while (!list_empty(&nfc->chips)) { chip = list_first_entry(&nfc->chips, struct sunxi_nand_chip, node); - nand_release(nand_to_mtd(&chip->nand)); + nand_release(&chip->nand); sunxi_nand_ecc_cleanup(&chip->nand.ecc); list_del(&chip->node); } diff --git a/drivers/mtd/nand/tmio_nand.c b/drivers/mtd/nand/tmio_nand.c index 08b30549ec0a0..d07c729f5b9b8 100644 --- a/drivers/mtd/nand/tmio_nand.c +++ b/drivers/mtd/nand/tmio_nand.c @@ -446,7 +446,7 @@ static int tmio_probe(struct platform_device *dev) if (!retval) return retval;

- nand_release(mtd); + nand_cleanup(nand_chip);

err_irq: tmio_hw_stop(dev, tmio); @@ -457,7 +457,7 @@ static int tmio_remove(struct platform_device *dev) { struct tmio_nand *tmio = platform_get_drvdata(dev);

- nand_release(nand_to_mtd(&tmio->chip)); + nand_release(&tmio->chip); tmio_hw_stop(dev, tmio); return 0; } diff --git a/drivers/mtd/nand/txx9ndfmc.c b/drivers/mtd/nand/txx9ndfmc.c index 0a14fda2e41bf..f2ba55b0a1e9d 100644 --- a/drivers/mtd/nand/txx9ndfmc.c +++ b/drivers/mtd/nand/txx9ndfmc.c @@ -390,7 +390,7 @@ static int __exit txx9ndfmc_remove(struct platform_device *dev) chip = mtd_to_nand(mtd); txx9_priv = nand_get_controller_data(chip);

- nand_release(mtd); + nand_release(chip); kfree(txx9_priv->mtdname); kfree(txx9_priv); } diff --git a/drivers/mtd/nand/vf610_nfc.c b/drivers/mtd/nand/vf610_nfc.c index ddc629e3f63a6..ec004e0a94a32 100644 --- a/drivers/mtd/nand/vf610_nfc.c +++ b/drivers/mtd/nand/vf610_nfc.c @@ -795,7 +795,7 @@ static int vf610_nfc_remove(struct platform_device *pdev) struct mtd_info *mtd = platform_get_drvdata(pdev); struct vf610_nfc *nfc = mtd_to_nfc(mtd);

- nand_release(mtd); + nand_release(mtd_to_nand(mtd)); clk_disable_unprepare(nfc->clk); return 0; } diff --git a/drivers/mtd/nand/xway_nand.c b/drivers/mtd/nand/xway_nand.c index 895101a5e6864..3d51b8fc5aafe 100644 --- a/drivers/mtd/nand/xway_nand.c +++ b/drivers/mtd/nand/xway_nand.c @@ -211,7 +211,7 @@ static int xway_nand_probe(struct platform_device *pdev)

err = mtd_device_register(mtd, NULL, 0); if (err) - nand_release(mtd); + nand_cleanup(&data->chip);

return err; } @@ -223,7 +223,7 @@ static int xway_nand_remove(struct platform_device *pdev) { struct xway_nand_data *data = platform_get_drvdata(pdev);

- nand_release(nand_to_mtd(&data->chip)); + nand_release(&data->chip);

return 0; } diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c index c0f84b73574d8..2a5bb1012385e 100644 --- a/drivers/net/ethernet/atheros/alx/main.c +++ b/drivers/net/ethernet/atheros/alx/main.c @@ -1056,8 +1056,12 @@ out_disable_adv_intr:

static void __alx_stop(struct alx_priv *alx) { - alx_halt(alx); alx_free_irq(alx); + + cancel_work_sync(&alx->link_check_wk); + cancel_work_sync(&alx->reset_wk); + + alx_halt(alx); alx_free_rings(alx); }

@@ -1659,9 +1663,6 @@ static void alx_remove(struct pci_dev *pdev) struct alx_priv *alx = pci_get_drvdata(pdev); struct alx_hw *hw = &alx->hw;

- cancel_work_sync(&alx->link_check_wk); - cancel_work_sync(&alx->reset_wk); - /* restore permanent mac address */ alx_set_macaddr(hw, hw->perm_addr);

diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index c069a04a6e7e2..5790b35064a8d 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -18174,8 +18174,8 @@ static pci_ers_result_t tg3_io_error_detected(struct pci_dev *pdev,

rtnl_lock();

- /* We probably don't have netdev yet */ - if (!netdev || !netif_running(netdev)) + /* Could be second call or maybe we don't have netdev yet */ + if (!netdev || tp->pcierr_recovery || !netif_running(netdev)) goto done;

/* We needn't recover from permanent error */ diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index be324b4761eb6..3c01bc43889a2 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -6315,11 +6315,17 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool runtime) struct net_device *netdev = pci_get_drvdata(pdev); struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; - u32 ctrl, ctrl_ext, rctl, status; - /* Runtime suspend should only enable wakeup for link changes */ - u32 wufc = runtime ? E1000_WUFC_LNKC : adapter->wol; + u32 ctrl, ctrl_ext, rctl, status, wufc; int retval = 0;

+ /* Runtime suspend should only enable wakeup for link changes */ + if (runtime) + wufc = E1000_WUFC_LNKC; + else if (device_may_wakeup(&pdev->dev)) + wufc = adapter->wol; + else + wufc = 0; + status = er32(STATUS); if (status & E1000_STATUS_LU) wufc &= ~E1000_WUFC_LNKC; @@ -6377,7 +6383,7 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool runtime) e1000e_igp3_phy_powerdown_workaround_ich8lan(&adapter->hw); } else if ((hw->mac.type == e1000_pch_lpt) || (hw->mac.type == e1000_pch_spt)) { - if (!(wufc & (E1000_WUFC_EX | E1000_WUFC_MC | E1000_WUFC_BC))) + if (wufc && !(wufc & (E1000_WUFC_EX | E1000_WUFC_MC | E1000_WUFC_BC))) /* ULP does not support wake from unicast, multicast * or broadcast. */ diff --git a/drivers/net/ethernet/qlogic/qed/qed_cxt.c b/drivers/net/ethernet/qlogic/qed/qed_cxt.c index f1956c4d02a01..d026da36e47e6 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_cxt.c +++ b/drivers/net/ethernet/qlogic/qed/qed_cxt.c @@ -339,7 +339,7 @@ static void qed_cxt_qm_iids(struct qed_hwfn *p_hwfn, vf_tids += segs[NUM_TASK_PF_SEGMENTS].count; }

- iids->vf_cids += vf_cids * p_mngr->vf_count; + iids->vf_cids = vf_cids; iids->tids += vf_tids * p_mngr->vf_count;

DP_VERBOSE(p_hwfn, QED_MSG_ILT, diff --git a/drivers/net/ethernet/qlogic/qed/qed_vf.c b/drivers/net/ethernet/qlogic/qed/qed_vf.c index cf34908ec8e1f..170243d3276b9 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_vf.c +++ b/drivers/net/ethernet/qlogic/qed/qed_vf.c @@ -57,12 +57,17 @@ static void qed_vf_pf_req_end(struct qed_hwfn *p_hwfn, int req_status) mutex_unlock(&(p_hwfn->vf_iov_info->mutex)); }

+#define QED_VF_CHANNEL_USLEEP_ITERATIONS 90 +#define QED_VF_CHANNEL_USLEEP_DELAY 100 +#define QED_VF_CHANNEL_MSLEEP_ITERATIONS 10 +#define QED_VF_CHANNEL_MSLEEP_DELAY 25 + static int qed_send_msg2pf(struct qed_hwfn *p_hwfn, u8 *done, u32 resp_size) { union vfpf_tlvs *p_req = p_hwfn->vf_iov_info->vf2pf_request; struct ustorm_trigger_vf_zone trigger; struct ustorm_vf_zone *zone_data; - int rc = 0, time = 100; + int iter, rc = 0;

zone_data = (struct ustorm_vf_zone *)PXP_VF_BAR0_START_USDM_ZONE_B;

@@ -102,11 +107,19 @@ static int qed_send_msg2pf(struct qed_hwfn *p_hwfn, u8 *done, u32 resp_size) REG_WR(p_hwfn, (uintptr_t)&zone_data->trigger, *((u32 *)&trigger));

/* When PF would be done with the response, it would write back to the - * `done' address. Poll until then. + * `done' address from a coherent DMA zone. Poll until then. */ - while ((!*done) && time) { - msleep(25); - time--; + + iter = QED_VF_CHANNEL_USLEEP_ITERATIONS; + while (!*done && iter--) { + udelay(QED_VF_CHANNEL_USLEEP_DELAY); + dma_rmb(); + } + + iter = QED_VF_CHANNEL_MSLEEP_ITERATIONS; + while (!*done && iter--) { + msleep(QED_VF_CHANNEL_MSLEEP_DELAY); + dma_rmb(); }

if (!*done) { diff --git a/drivers/net/ethernet/rocker/rocker_main.c b/drivers/net/ethernet/rocker/rocker_main.c index 24b746406bc7a..4640e6c4aecf3 100644 --- a/drivers/net/ethernet/rocker/rocker_main.c +++ b/drivers/net/ethernet/rocker/rocker_main.c @@ -648,10 +648,10 @@ static int rocker_dma_rings_init(struct rocker *rocker) err_dma_event_ring_bufs_alloc: rocker_dma_ring_destroy(rocker, &rocker->event_ring); err_dma_event_ring_create: + rocker_dma_cmd_ring_waits_free(rocker); +err_dma_cmd_ring_waits_alloc: rocker_dma_ring_bufs_free(rocker, &rocker->cmd_ring, PCI_DMA_BIDIRECTIONAL); -err_dma_cmd_ring_waits_alloc: - rocker_dma_cmd_ring_waits_free(rocker); err_dma_cmd_ring_bufs_alloc: rocker_dma_ring_destroy(rocker, &rocker->cmd_ring); return err; diff --git a/drivers/net/hamradio/yam.c b/drivers/net/hamradio/yam.c index aaff07c100585..a453b82d10777 100644 --- a/drivers/net/hamradio/yam.c +++ b/drivers/net/hamradio/yam.c @@ -1160,6 +1160,7 @@ static int __init yam_init_driver(void) err = register_netdev(dev); if (err) { printk(KERN_WARNING "yam: cannot register net device %s\n", dev->name); + free_netdev(dev); goto error; } yam_devs[i] = dev; diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c index 559af8e6ad90f..0434ecf677122 100644 --- a/drivers/net/usb/ax88179_178a.c +++ b/drivers/net/usb/ax88179_178a.c @@ -1396,10 +1396,10 @@ static int ax88179_rx_fixup(struct usbnet *dev, struct sk_buff *skb) }

if (pkt_cnt == 0) { - /* Skip IP alignment psudo header */ - skb_pull(skb, 2); skb->len = pkt_len; - skb_set_tail_pointer(skb, pkt_len); + /* Skip IP alignment pseudo header */ + skb_pull(skb, 2); + skb_set_tail_pointer(skb, skb->len); skb->truesize = pkt_len + sizeof(struct sk_buff); ax88179_rx_checksum(skb, pkt_hdr); return 1; @@ -1408,8 +1408,9 @@ static int ax88179_rx_fixup(struct usbnet *dev, struct sk_buff *skb) ax_skb = skb_clone(skb, GFP_ATOMIC); if (ax_skb) { ax_skb->len = pkt_len; - ax_skb->data = skb->data + 2; - skb_set_tail_pointer(ax_skb, pkt_len); + /* Skip IP alignment pseudo header */ + skb_pull(ax_skb, 2); + skb_set_tail_pointer(ax_skb, ax_skb->len); ax_skb->truesize = pkt_len + sizeof(struct sk_buff); ax88179_rx_checksum(ax_skb, pkt_hdr); usbnet_skb_return(dev, ax_skb); diff --git a/drivers/pci/host/pci-aardvark.c b/drivers/pci/host/pci-aardvark.c index 1dbd09c91a7c6..736d9f58438ec 100644 --- a/drivers/pci/host/pci-aardvark.c +++ b/drivers/pci/host/pci-aardvark.c @@ -363,10 +363,6 @@ static void advk_pcie_setup_hw(struct advk_pcie *pcie)

advk_pcie_wait_for_link(pcie);

- reg = PCIE_CORE_LINK_L0S_ENTRY | - (1 << PCIE_CORE_LINK_WIDTH_SHIFT); - advk_writel(pcie, reg, PCIE_CORE_LINK_CTRL_STAT_REG); - reg = advk_readl(pcie, PCIE_CORE_CMD_STATUS_REG); reg |= PCIE_CORE_CMD_MEM_ACCESS_EN | PCIE_CORE_CMD_IO_ACCESS_EN | diff --git a/drivers/pci/host/pcie-rcar.c b/drivers/pci/host/pcie-rcar.c index 7f6b454bca65f..3ff423220df61 100644 --- a/drivers/pci/host/pcie-rcar.c +++ b/drivers/pci/host/pcie-rcar.c @@ -328,11 +328,12 @@ static struct pci_ops rcar_pcie_ops = { };

static void rcar_pcie_setup_window(int win, struct rcar_pcie *pcie, - struct resource *res) + struct resource_entry *window) { /* Setup PCIe address space mappings for each resource */ resource_size_t size; resource_size_t res_start; + struct resource *res = window->res; u32 mask;

rcar_pci_write_reg(pcie, 0x00000000, PCIEPTCTLR(win)); @@ -346,9 +347,9 @@ static void rcar_pcie_setup_window(int win, struct rcar_pcie *pcie, rcar_pci_write_reg(pcie, mask << 7, PCIEPAMR(win));

if (res->flags & IORESOURCE_IO) - res_start = pci_pio_to_address(res->start); + res_start = pci_pio_to_address(res->start) - window->offset; else - res_start = res->start; + res_start = res->start - window->offset;

rcar_pci_write_reg(pcie, upper_32_bits(res_start), PCIEPAUR(win)); rcar_pci_write_reg(pcie, lower_32_bits(res_start) & ~0x7F, @@ -377,7 +378,7 @@ static int rcar_pcie_setup(struct list_head *resource, struct rcar_pcie *pci) switch (resource_type(res)) { case IORESOURCE_IO: case IORESOURCE_MEM: - rcar_pcie_setup_window(i, pci, res); + rcar_pcie_setup_window(i, pci, win); i++; break; case IORESOURCE_BUS: diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c index 4a5fde58974a6..75551a781e887 100644 --- a/drivers/pci/pcie/aspm.c +++ b/drivers/pci/pcie/aspm.c @@ -410,16 +410,6 @@ static void pcie_aspm_cap_init(struct pcie_link_state *link, int blacklist)

/* Setup initial capable state. Will be updated later */ link->aspm_capable = link->aspm_support; - /* - * If the downstream component has pci bridge function, don't - * do ASPM for now. - */ - list_for_each_entry(child, &linkbus->devices, bus_list) { - if (pci_pcie_type(child) == PCI_EXP_TYPE_PCI_BRIDGE) { - link->aspm_disable = ASPM_STATE_ALL; - break; - } - }

/* Get and check endpoint acceptable latencies */ list_for_each_entry(child, &linkbus->devices, bus_list) { diff --git a/drivers/pci/pcie/ptm.c b/drivers/pci/pcie/ptm.c index 3008bba360f35..ec6f6213960b4 100644 --- a/drivers/pci/pcie/ptm.c +++ b/drivers/pci/pcie/ptm.c @@ -47,10 +47,6 @@ void pci_ptm_init(struct pci_dev *dev) if (!pci_is_pcie(dev)) return;

- pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_PTM); - if (!pos) - return; - /* * Enable PTM only on interior devices (root ports, switch ports, * etc.) on the assumption that it causes no link traffic until an @@ -60,6 +56,23 @@ void pci_ptm_init(struct pci_dev *dev) pci_pcie_type(dev) == PCI_EXP_TYPE_RC_END)) return;

+ /* + * Switch Downstream Ports are not permitted to have a PTM + * capability; their PTM behavior is controlled by the Upstream + * Port (PCIe r5.0, sec 7.9.16). + */ + ups = pci_upstream_bridge(dev); + if (pci_pcie_type(dev) == PCI_EXP_TYPE_DOWNSTREAM && + ups && ups->ptm_enabled) { + dev->ptm_granularity = ups->ptm_granularity; + dev->ptm_enabled = 1; + return; + } + + pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_PTM); + if (!pos) + return; + pci_read_config_dword(dev, pos + PCI_PTM_CAP, &cap); local_clock = (cap & PCI_PTM_GRANULARITY_MASK) >> 8;

@@ -69,7 +82,6 @@ void pci_ptm_init(struct pci_dev *dev) * the spec recommendation (PCIe r3.1, sec 7.32.3), select the * furthest upstream Time Source as the PTM Root. */ - ups = pci_upstream_bridge(dev); if (ups && ups->ptm_enabled) { ctrl = PCI_PTM_CTRL_ENABLE; if (ups->ptm_granularity == 0) diff --git a/drivers/pinctrl/freescale/pinctrl-imx1-core.c b/drivers/pinctrl/freescale/pinctrl-imx1-core.c index e2cca91fd2669..68108c4c3969a 100644 --- a/drivers/pinctrl/freescale/pinctrl-imx1-core.c +++ b/drivers/pinctrl/freescale/pinctrl-imx1-core.c @@ -642,7 +642,6 @@ int imx1_pinctrl_core_probe(struct platform_device *pdev,

ret = of_platform_populate(pdev->dev.of_node, NULL, NULL, &pdev->dev); if (ret) { - pinctrl_unregister(ipctl->pctl); dev_err(&pdev->dev, "Failed to populate subdevices\n"); return ret; } diff --git a/drivers/power/supply/Kconfig b/drivers/power/supply/Kconfig index 76806a0be820e..0de9a958b29a5 100644 --- a/drivers/power/supply/Kconfig +++ b/drivers/power/supply/Kconfig @@ -424,7 +424,7 @@ config CHARGER_BQ24257 tristate "TI BQ24250/24251/24257 battery charger driver" depends on I2C depends on GPIOLIB || COMPILE_TEST - depends on REGMAP_I2C + select REGMAP_I2C help Say Y to enable support for the TI BQ24250, BQ24251, and BQ24257 battery chargers. diff --git a/drivers/power/supply/lp8788-charger.c b/drivers/power/supply/lp8788-charger.c index cd614fe69d149..c3075ea011b64 100644 --- a/drivers/power/supply/lp8788-charger.c +++ b/drivers/power/supply/lp8788-charger.c @@ -603,27 +603,14 @@ static void lp8788_setup_adc_channel(struct device *dev, return;

/* ADC channel for battery voltage */ - chan = iio_channel_get(dev, pdata->adc_vbatt); + chan = devm_iio_channel_get(dev, pdata->adc_vbatt); pchg->chan[LP8788_VBATT] = IS_ERR(chan) ? NULL : chan;

/* ADC channel for battery temperature */ - chan = iio_channel_get(dev, pdata->adc_batt_temp); + chan = devm_iio_channel_get(dev, pdata->adc_batt_temp); pchg->chan[LP8788_BATT_TEMP] = IS_ERR(chan) ? NULL : chan; }

-static void lp8788_release_adc_channel(struct lp8788_charger *pchg) -{ - int i; - - for (i = 0; i < LP8788_NUM_CHG_ADC; i++) { - if (!pchg->chan[i]) - continue; - - iio_channel_release(pchg->chan[i]); - pchg->chan[i] = NULL; - } -} - static ssize_t lp8788_show_charger_status(struct device *dev, struct device_attribute *attr, char *buf) { @@ -744,7 +731,6 @@ static int lp8788_charger_remove(struct platform_device *pdev) lp8788_irq_unregister(pdev, pchg); sysfs_remove_group(&pdev->dev.kobj, &lp8788_attr_group); lp8788_psy_unregister(pchg); - lp8788_release_adc_channel(pchg);

return 0; } diff --git a/drivers/power/supply/smb347-charger.c b/drivers/power/supply/smb347-charger.c index 072c5189bd6d1..0655dbdc7000d 100644 --- a/drivers/power/supply/smb347-charger.c +++ b/drivers/power/supply/smb347-charger.c @@ -1141,6 +1141,7 @@ static bool smb347_volatile_reg(struct device *dev, unsigned int reg) switch (reg) { case IRQSTAT_A: case IRQSTAT_C: + case IRQSTAT_D: case IRQSTAT_E: case IRQSTAT_F: case STAT_A: diff --git a/drivers/s390/cio/qdio.h b/drivers/s390/cio/qdio.h index 7e70f9298cc13..11f6ebd045456 100644 --- a/drivers/s390/cio/qdio.h +++ b/drivers/s390/cio/qdio.h @@ -376,7 +376,6 @@ static inline int multicast_outbound(struct qdio_q *q) extern u64 last_ai_time;

/* prototypes for thin interrupt */ -void qdio_setup_thinint(struct qdio_irq *irq_ptr); int qdio_establish_thinint(struct qdio_irq *irq_ptr); void qdio_shutdown_thinint(struct qdio_irq *irq_ptr); void tiqdio_add_input_queues(struct qdio_irq *irq_ptr); diff --git a/drivers/s390/cio/qdio_setup.c b/drivers/s390/cio/qdio_setup.c index d0090c5c88e74..a64615a10352b 100644 --- a/drivers/s390/cio/qdio_setup.c +++ b/drivers/s390/cio/qdio_setup.c @@ -479,7 +479,6 @@ int qdio_setup_irq(struct qdio_initialize *init_data) setup_queues(irq_ptr, init_data);

setup_qib(irq_ptr, init_data); - qdio_setup_thinint(irq_ptr); set_impl_params(irq_ptr, init_data->qib_param_field_format, init_data->qib_param_field, init_data->input_slib_elements, diff --git a/drivers/s390/cio/qdio_thinint.c b/drivers/s390/cio/qdio_thinint.c index debe69adfc705..aecb6445a5671 100644 --- a/drivers/s390/cio/qdio_thinint.c +++ b/drivers/s390/cio/qdio_thinint.c @@ -268,17 +268,19 @@ int __init tiqdio_register_thinints(void)

int qdio_establish_thinint(struct qdio_irq *irq_ptr) { + int rc; + if (!is_thinint_irq(irq_ptr)) return 0; - return set_subchannel_ind(irq_ptr, 0); -}

-void qdio_setup_thinint(struct qdio_irq *irq_ptr) -{ - if (!is_thinint_irq(irq_ptr)) - return; irq_ptr->dsci = get_indicator(); DBF_HEX(&irq_ptr->dsci, sizeof(void *)); + + rc = set_subchannel_ind(irq_ptr, 0); + if (rc) + put_indicator(irq_ptr->dsci); + + return rc; }

void qdio_shutdown_thinint(struct qdio_irq *irq_ptr) diff --git a/drivers/scsi/arm/acornscsi.c b/drivers/scsi/arm/acornscsi.c index 12b88294d667d..76ad20e491263 100644 --- a/drivers/scsi/arm/acornscsi.c +++ b/drivers/scsi/arm/acornscsi.c @@ -2913,8 +2913,10 @@ static int acornscsi_probe(struct expansion_card *ec, const struct ecard_id *id)

ashost->base = ecardm_iomap(ec, ECARD_RES_MEMC, 0, 0); ashost->fast = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, 0); - if (!ashost->base || !ashost->fast) + if (!ashost->base || !ashost->fast) { + ret = -ENOMEM; goto out_put; + }

host->irq = ec->irq; ashost->host = host; diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c index e1730227b4481..f299839698a34 100644 --- a/drivers/scsi/ibmvscsi/ibmvscsi.c +++ b/drivers/scsi/ibmvscsi/ibmvscsi.c @@ -425,6 +425,8 @@ static int ibmvscsi_reenable_crq_queue(struct crq_queue *queue, int rc = 0; struct vio_dev *vdev = to_vio_dev(hostdata->dev);

+ set_adapter_info(hostdata); + /* Re-enable the CRQ */ do { if (rc) diff --git a/drivers/scsi/iscsi_boot_sysfs.c b/drivers/scsi/iscsi_boot_sysfs.c index d453667612f88..15d64f96e623c 100644 --- a/drivers/scsi/iscsi_boot_sysfs.c +++ b/drivers/scsi/iscsi_boot_sysfs.c @@ -360,7 +360,7 @@ iscsi_boot_create_kobj(struct iscsi_boot_kset *boot_kset, boot_kobj->kobj.kset = boot_kset->kset; if (kobject_init_and_add(&boot_kobj->kobj, &iscsi_boot_ktype, NULL, name, index)) { - kfree(boot_kobj); + kobject_put(&boot_kobj->kobj); return NULL; } boot_kobj->data = data; diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index 4901bf24916b5..09dbf3021bb0b 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -7606,6 +7606,8 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, spin_lock_irq(shost->host_lock); if (ndlp->nlp_flag & NLP_IN_DEV_LOSS) { spin_unlock_irq(shost->host_lock); + if (newnode) + lpfc_nlp_put(ndlp); goto dropit; } spin_unlock_irq(shost->host_lock); diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c index 6ccde2b415178..601a93953307d 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_base.c +++ b/drivers/scsi/mpt3sas/mpt3sas_base.c @@ -3166,7 +3166,9 @@ _base_release_memory_pools(struct MPT3SAS_ADAPTER *ioc) ioc->scsi_lookup = NULL; } kfree(ioc->hpr_lookup); + ioc->hpr_lookup = NULL; kfree(ioc->internal_lookup); + ioc->internal_lookup = NULL; if (ioc->chain_lookup) { for (i = 0; i < ioc->chain_depth; i++) { if (ioc->chain_lookup[i].chain_buffer) diff --git a/drivers/scsi/qla2xxx/tcm_qla2xxx.c b/drivers/scsi/qla2xxx/tcm_qla2xxx.c index abdd6f93c8fe5..324cddd4656e3 100644 --- a/drivers/scsi/qla2xxx/tcm_qla2xxx.c +++ b/drivers/scsi/qla2xxx/tcm_qla2xxx.c @@ -855,6 +855,7 @@ static ssize_t tcm_qla2xxx_tpg_enable_store(struct config_item *item,

atomic_set(&tpg->lport_tpg_enabled, 0); qlt_stop_phase1(vha->vha_tgt.qla_tgt); + qlt_stop_phase2(vha->vha_tgt.qla_tgt); }

return count; @@ -1019,6 +1020,7 @@ static ssize_t tcm_qla2xxx_npiv_tpg_enable_store(struct config_item *item,

atomic_set(&tpg->lport_tpg_enabled, 0); qlt_stop_phase1(vha->vha_tgt.qla_tgt); + qlt_stop_phase2(vha->vha_tgt.qla_tgt); }

return count; diff --git a/drivers/scsi/scsi_devinfo.c b/drivers/scsi/scsi_devinfo.c index d596b76eea641..aad9195b356a8 100644 --- a/drivers/scsi/scsi_devinfo.c +++ b/drivers/scsi/scsi_devinfo.c @@ -451,7 +451,8 @@ static struct scsi_dev_info_list *scsi_dev_info_list_find(const char *vendor, /* * vendor strings must be an exact match */ - if (vmax != strlen(devinfo->vendor) || + if (vmax != strnlen(devinfo->vendor, + sizeof(devinfo->vendor)) || memcmp(devinfo->vendor, vskip, vmax)) continue;

@@ -459,7 +460,7 @@ static struct scsi_dev_info_list *scsi_dev_info_list_find(const char *vendor, * @model specifies the full string, and * must be larger or equal to devinfo->model */ - mlen = strlen(devinfo->model); + mlen = strnlen(devinfo->model, sizeof(devinfo->model)); if (mmax < mlen || memcmp(devinfo->model, mskip, mlen)) continue; return devinfo; diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c index cc484cb287d24..67a73ea0a615e 100644 --- a/drivers/scsi/sr.c +++ b/drivers/scsi/sr.c @@ -745,7 +745,7 @@ static int sr_probe(struct device *dev) cd->cdi.disk = disk;

if (register_cdrom(&cd->cdi)) - goto fail_put; + goto fail_minor;

/* * Initialize block layer runtime PM stuffs before the @@ -763,6 +763,10 @@ static int sr_probe(struct device *dev)

return 0;

+fail_minor: + spin_lock(&sr_index_lock); + clear_bit(minor, sr_index_bits); + spin_unlock(&sr_index_lock); fail_put: put_disk(disk); fail_free: diff --git a/drivers/staging/sm750fb/sm750.c b/drivers/staging/sm750fb/sm750.c index 86ace14493092..ee54711cf8e88 100644 --- a/drivers/staging/sm750fb/sm750.c +++ b/drivers/staging/sm750fb/sm750.c @@ -897,6 +897,7 @@ static int lynxfb_set_fbinfo(struct fb_info *info, int index) fix->visual = FB_VISUAL_PSEUDOCOLOR; break; case 16: + case 24: case 32: fix->visual = FB_VISUAL_TRUECOLOR; break; diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c index 9e9016e67843b..1ab9bd4335421 100644 --- a/drivers/tty/n_gsm.c +++ b/drivers/tty/n_gsm.c @@ -681,11 +681,10 @@ static struct gsm_msg *gsm_data_alloc(struct gsm_mux *gsm, u8 addr, int len, * FIXME: lock against link layer control transmissions */

-static void gsm_data_kick(struct gsm_mux *gsm) +static void gsm_data_kick(struct gsm_mux *gsm, struct gsm_dlci *dlci) { struct gsm_msg *msg, *nmsg; int len; - int skip_sof = 0;

list_for_each_entry_safe(msg, nmsg, &gsm->tx_list, list) { if (gsm->constipated && msg->addr) @@ -707,18 +706,23 @@ static void gsm_data_kick(struct gsm_mux *gsm) print_hex_dump_bytes("gsm_data_kick: ", DUMP_PREFIX_OFFSET, gsm->txframe, len); - - if (gsm->output(gsm, gsm->txframe + skip_sof, - len - skip_sof) < 0) + if (gsm->output(gsm, gsm->txframe, len) < 0) break; /* FIXME: Can eliminate one SOF in many more cases */ gsm->tx_bytes -= msg->len; - /* For a burst of frames skip the extra SOF within the - burst */ - skip_sof = 1;

list_del(&msg->list); kfree(msg); + + if (dlci) { + tty_port_tty_wakeup(&dlci->port); + } else { + int i = 0; + + for (i = 0; i < NUM_DLCI; i++) + if (gsm->dlci[i]) + tty_port_tty_wakeup(&gsm->dlci[i]->port); + } } }

@@ -770,7 +774,7 @@ static void __gsm_data_queue(struct gsm_dlci *dlci, struct gsm_msg *msg) /* Add to the actual output queue */ list_add_tail(&msg->list, &gsm->tx_list); gsm->tx_bytes += msg->len; - gsm_data_kick(gsm); + gsm_data_kick(gsm, dlci); }

/** @@ -1231,7 +1235,7 @@ static void gsm_control_message(struct gsm_mux *gsm, unsigned int command, gsm_control_reply(gsm, CMD_FCON, NULL, 0); /* Kick the link in case it is idling */ spin_lock_irqsave(&gsm->tx_lock, flags); - gsm_data_kick(gsm); + gsm_data_kick(gsm, NULL); spin_unlock_irqrestore(&gsm->tx_lock, flags); break; case CMD_FCOFF: @@ -2414,7 +2418,7 @@ static void gsmld_write_wakeup(struct tty_struct *tty) /* Queue poll */ clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags); spin_lock_irqsave(&gsm->tx_lock, flags); - gsm_data_kick(gsm); + gsm_data_kick(gsm, NULL); if (gsm->tx_bytes < TX_THRESH_LO) { gsm_dlci_data_sweep(gsm); } diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c index f6586a8681b9b..b3b9b3d2cddf9 100644 --- a/drivers/tty/serial/amba-pl011.c +++ b/drivers/tty/serial/amba-pl011.c @@ -2524,6 +2524,7 @@ static int pl011_setup_port(struct device *dev, struct uart_amba_port *uap, uap->port.fifosize = uap->fifosize; uap->port.flags = UPF_BOOT_AUTOCONF; uap->port.line = index; + spin_lock_init(&uap->port.lock);

amba_ports[index] = uap;

diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 5b0bffba4aac0..2dc563b61b88a 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -1627,6 +1627,8 @@ static int acm_reset_resume(struct usb_interface *intf)

static const struct usb_device_id acm_ids[] = { /* quirky and broken devices */ + { USB_DEVICE(0x0424, 0x274e), /* Microchip Technology, Inc. (formerly SMSC) */ + .driver_info = DISABLE_ECHO, }, /* DISABLE ECHO in termios flag */ { USB_DEVICE(0x076d, 0x0006), /* Denso Cradle CU-321 */ .driver_info = NO_UNION_NORMAL, },/* has no union descriptor */ { USB_DEVICE(0x17ef, 0x7000), /* Lenovo USB modem */ diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c index 07c3c3449147f..c578d64edc153 100644 --- a/drivers/usb/class/usblp.c +++ b/drivers/usb/class/usblp.c @@ -481,7 +481,8 @@ static int usblp_release(struct inode *inode, struct file *file) usb_autopm_put_interface(usblp->intf);

if (!usblp->present) /* finish cleanup from disconnect */ - usblp_cleanup(usblp); + usblp_cleanup(usblp); /* any URBs must be dead */ + mutex_unlock(&usblp_mutex); return 0; } @@ -1397,9 +1398,11 @@ static void usblp_disconnect(struct usb_interface *intf)

usblp_unlink_urbs(usblp); mutex_unlock(&usblp->mut); + usb_poison_anchored_urbs(&usblp->urbs);

if (!usblp->used) usblp_cleanup(usblp); + mutex_unlock(&usblp_mutex); }

diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index 27d05f0134de8..e6e0f786547bf 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -73,11 +73,12 @@ static const struct usb_device_id usb_quirk_list[] = { /* Logitech HD Webcam C270 */ { USB_DEVICE(0x046d, 0x0825), .driver_info = USB_QUIRK_RESET_RESUME },

- /* Logitech HD Pro Webcams C920, C920-C, C925e and C930e */ + /* Logitech HD Pro Webcams C920, C920-C, C922, C925e and C930e */ { USB_DEVICE(0x046d, 0x082d), .driver_info = USB_QUIRK_DELAY_INIT }, { USB_DEVICE(0x046d, 0x0841), .driver_info = USB_QUIRK_DELAY_INIT }, { USB_DEVICE(0x046d, 0x0843), .driver_info = USB_QUIRK_DELAY_INIT }, { USB_DEVICE(0x046d, 0x085b), .driver_info = USB_QUIRK_DELAY_INIT }, + { USB_DEVICE(0x046d, 0x085c), .driver_info = USB_QUIRK_DELAY_INIT },

/* Logitech ConferenceCam CC3000e */ { USB_DEVICE(0x046d, 0x0847), .driver_info = USB_QUIRK_DELAY_INIT }, diff --git a/drivers/usb/dwc2/core_intr.c b/drivers/usb/dwc2/core_intr.c index d85c5c9f96c1d..f046703f63f27 100644 --- a/drivers/usb/dwc2/core_intr.c +++ b/drivers/usb/dwc2/core_intr.c @@ -365,10 +365,13 @@ static void dwc2_handle_wakeup_detected_intr(struct dwc2_hsotg *hsotg) if (ret && (ret != -ENOTSUPP)) dev_err(hsotg->dev, "exit hibernation failed\n");

+ /* Change to L0 state */ + hsotg->lx_state = DWC2_L0; call_gadget(hsotg, resume); + } else { + /* Change to L0 state */ + hsotg->lx_state = DWC2_L0; } - /* Change to L0 state */ - hsotg->lx_state = DWC2_L0; } else { if (hsotg->core_params->hibernation) return; diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 3ae27b6ed07cd..9381a108a9851 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -3947,12 +3947,6 @@ int dwc2_gadget_init(struct dwc2_hsotg *hsotg, int irq) epnum, 0); }

- ret = usb_add_gadget_udc(dev, &hsotg->gadget); - if (ret) { - dwc2_hsotg_ep_free_request(&hsotg->eps_out[0]->ep, - hsotg->ctrl_req); - return ret; - } dwc2_hsotg_dump(hsotg);

return 0; diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c index 8e1728b39a497..63178ed7f6507 100644 --- a/drivers/usb/dwc2/platform.c +++ b/drivers/usb/dwc2/platform.c @@ -661,6 +661,17 @@ static int dwc2_driver_probe(struct platform_device *dev) if (hsotg->dr_mode == USB_DR_MODE_PERIPHERAL) dwc2_lowlevel_hw_disable(hsotg);

+#if IS_ENABLED(CONFIG_USB_DWC2_PERIPHERAL) || \ + IS_ENABLED(CONFIG_USB_DWC2_DUAL_ROLE) + /* Postponed adding a new gadget to the udc class driver list */ + if (hsotg->gadget_enabled) { + retval = usb_add_gadget_udc(hsotg->dev, &hsotg->gadget); + if (retval) { + dwc2_hsotg_remove(hsotg); + goto error; + } + } +#endif /* CONFIG_USB_DWC2_PERIPHERAL || CONFIG_USB_DWC2_DUAL_ROLE */ return 0;

error: diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c index 2e545d0250309..5a1723d99fe51 100644 --- a/drivers/usb/gadget/composite.c +++ b/drivers/usb/gadget/composite.c @@ -100,40 +100,43 @@ function_descriptors(struct usb_function *f, }

/** - * next_ep_desc() - advance to the next EP descriptor + * next_desc() - advance to the next desc_type descriptor * @t: currect pointer within descriptor array + * @desc_type: descriptor type * - * Return: next EP descriptor or NULL + * Return: next desc_type descriptor or NULL * - * Iterate over @t until either EP descriptor found or + * Iterate over @t until either desc_type descriptor found or * NULL (that indicates end of list) encountered */ static struct usb_descriptor_header** -next_ep_desc(struct usb_descriptor_header **t) +next_desc(struct usb_descriptor_header **t, u8 desc_type) { for (; *t; t++) { - if ((*t)->bDescriptorType == USB_DT_ENDPOINT) + if ((*t)->bDescriptorType == desc_type) return t; } return NULL; }

/* - * for_each_ep_desc()- iterate over endpoint descriptors in the - * descriptors list - * @start: pointer within descriptor array. - * @ep_desc: endpoint descriptor to use as the loop cursor + * for_each_desc() - iterate over desc_type descriptors in the + * descriptors list + * @start: pointer within descriptor array. + * @iter_desc: desc_type descriptor to use as the loop cursor + * @desc_type: wanted descriptr type */ -#define for_each_ep_desc(start, ep_desc) \ - for (ep_desc = next_ep_desc(start); \ - ep_desc; ep_desc = next_ep_desc(ep_desc+1)) +#define for_each_desc(start, iter_desc, desc_type) \ + for (iter_desc = next_desc(start, desc_type); \ + iter_desc; iter_desc = next_desc(iter_desc + 1, desc_type))

/** - * config_ep_by_speed() - configures the given endpoint + * config_ep_by_speed_and_alt() - configures the given endpoint * according to gadget speed. * @g: pointer to the gadget * @f: usb function * @_ep: the endpoint to configure + * @alt: alternate setting number * * Return: error code, 0 on success * @@ -146,11 +149,13 @@ next_ep_desc(struct usb_descriptor_header **t) * Note: the supplied function should hold all the descriptors * for supported speeds */ -int config_ep_by_speed(struct usb_gadget *g, - struct usb_function *f, - struct usb_ep *_ep) +int config_ep_by_speed_and_alt(struct usb_gadget *g, + struct usb_function *f, + struct usb_ep *_ep, + u8 alt) { struct usb_endpoint_descriptor *chosen_desc = NULL; + struct usb_interface_descriptor *int_desc = NULL; struct usb_descriptor_header **speed_desc = NULL;

struct usb_ss_ep_comp_descriptor *comp_desc = NULL; @@ -186,8 +191,21 @@ int config_ep_by_speed(struct usb_gadget *g, default: speed_desc = f->fs_descriptors; } + + /* find correct alternate setting descriptor */ + for_each_desc(speed_desc, d_spd, USB_DT_INTERFACE) { + int_desc = (struct usb_interface_descriptor *)*d_spd; + + if (int_desc->bAlternateSetting == alt) { + speed_desc = d_spd; + goto intf_found; + } + } + return -EIO; + +intf_found: /* find descriptors */ - for_each_ep_desc(speed_desc, d_spd) { + for_each_desc(speed_desc, d_spd, USB_DT_ENDPOINT) { chosen_desc = (struct usb_endpoint_descriptor *)*d_spd; if (chosen_desc->bEndpointAddress == _ep->address) goto ep_found; @@ -240,6 +258,32 @@ ep_found: } return 0; } +EXPORT_SYMBOL_GPL(config_ep_by_speed_and_alt); + +/** + * config_ep_by_speed() - configures the given endpoint + * according to gadget speed. + * @g: pointer to the gadget + * @f: usb function + * @_ep: the endpoint to configure + * + * Return: error code, 0 on success + * + * This function chooses the right descriptors for a given + * endpoint according to gadget speed and saves it in the + * endpoint desc field. If the endpoint already has a descriptor + * assigned to it - overwrites it with currently corresponding + * descriptor. The endpoint maxpacket field is updated according + * to the chosen descriptor. + * Note: the supplied function should hold all the descriptors + * for supported speeds + */ +int config_ep_by_speed(struct usb_gadget *g, + struct usb_function *f, + struct usb_ep *_ep) +{ + return config_ep_by_speed_and_alt(g, f, _ep, 0); +} EXPORT_SYMBOL_GPL(config_ep_by_speed);

/** diff --git a/drivers/usb/gadget/udc/lpc32xx_udc.c b/drivers/usb/gadget/udc/lpc32xx_udc.c index ac2aa04ca6573..7107931617953 100644 --- a/drivers/usb/gadget/udc/lpc32xx_udc.c +++ b/drivers/usb/gadget/udc/lpc32xx_udc.c @@ -1615,17 +1615,17 @@ static int lpc32xx_ep_enable(struct usb_ep *_ep, const struct usb_endpoint_descriptor *desc) { struct lpc32xx_ep *ep = container_of(_ep, struct lpc32xx_ep, ep); - struct lpc32xx_udc *udc = ep->udc; + struct lpc32xx_udc *udc; u16 maxpacket; u32 tmp; unsigned long flags;

/* Verify EP data */ if ((!_ep) || (!ep) || (!desc) || - (desc->bDescriptorType != USB_DT_ENDPOINT)) { - dev_dbg(udc->dev, "bad ep or descriptor\n"); + (desc->bDescriptorType != USB_DT_ENDPOINT)) return -EINVAL; - } + + udc = ep->udc; maxpacket = usb_endpoint_maxp(desc); if ((maxpacket == 0) || (maxpacket > ep->maxpacket)) { dev_dbg(udc->dev, "bad ep descriptor's packet size\n"); @@ -1873,7 +1873,7 @@ static int lpc32xx_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req) static int lpc32xx_ep_set_halt(struct usb_ep *_ep, int value) { struct lpc32xx_ep *ep = container_of(_ep, struct lpc32xx_ep, ep); - struct lpc32xx_udc *udc = ep->udc; + struct lpc32xx_udc *udc; unsigned long flags;

if ((!ep) || (ep->hwep_num <= 1)) @@ -1883,6 +1883,7 @@ static int lpc32xx_ep_set_halt(struct usb_ep *_ep, int value) if (ep->is_in) return -EAGAIN;

+ udc = ep->udc; spin_lock_irqsave(&udc->lock, flags);

if (value == 1) { diff --git a/drivers/usb/gadget/udc/m66592-udc.c b/drivers/usb/gadget/udc/m66592-udc.c index 6e977dc225709..1be409644a483 100644 --- a/drivers/usb/gadget/udc/m66592-udc.c +++ b/drivers/usb/gadget/udc/m66592-udc.c @@ -1672,7 +1672,7 @@ static int m66592_probe(struct platform_device *pdev)

err_add_udc: m66592_free_request(&m66592->ep[0].ep, m66592->ep0_req); - + m66592->ep0_req = NULL; clean_up3: if (m66592->pdata->on_chip) { clk_disable(m66592->clk); diff --git a/drivers/usb/gadget/udc/mv_udc_core.c b/drivers/usb/gadget/udc/mv_udc_core.c index ce73b3552269f..8700db903382d 100644 --- a/drivers/usb/gadget/udc/mv_udc_core.c +++ b/drivers/usb/gadget/udc/mv_udc_core.c @@ -2317,7 +2317,8 @@ static int mv_udc_probe(struct platform_device *pdev) return 0;

err_create_workqueue: - destroy_workqueue(udc->qwork); + if (udc->qwork) + destroy_workqueue(udc->qwork); err_destroy_dma: dma_pool_destroy(udc->dtd_pool); err_free_dma: diff --git a/drivers/usb/gadget/udc/s3c2410_udc.c b/drivers/usb/gadget/udc/s3c2410_udc.c index eb3571ee59e3c..08153a48704bb 100644 --- a/drivers/usb/gadget/udc/s3c2410_udc.c +++ b/drivers/usb/gadget/udc/s3c2410_udc.c @@ -269,10 +269,6 @@ static void s3c2410_udc_done(struct s3c2410_ep *ep, static void s3c2410_udc_nuke(struct s3c2410_udc *udc, struct s3c2410_ep *ep, int status) { - /* Sanity check */ - if (&ep->queue == NULL) - return; - while (!list_empty(&ep->queue)) { struct s3c2410_request *req; req = list_entry(ep->queue.next, struct s3c2410_request, diff --git a/drivers/usb/host/ehci-exynos.c b/drivers/usb/host/ehci-exynos.c index 7a603f66a9bc5..44b7c3e780f67 100644 --- a/drivers/usb/host/ehci-exynos.c +++ b/drivers/usb/host/ehci-exynos.c @@ -199,9 +199,8 @@ skip_phy: hcd->rsrc_len = resource_size(res);

irq = platform_get_irq(pdev, 0); - if (!irq) { - dev_err(&pdev->dev, "Failed to get IRQ\n"); - err = -ENODEV; + if (irq < 0) { + err = irq; goto fail_io; }

diff --git a/drivers/usb/host/ehci-mxc.c b/drivers/usb/host/ehci-mxc.c index c7a9b31eeaeff..637079a350032 100644 --- a/drivers/usb/host/ehci-mxc.c +++ b/drivers/usb/host/ehci-mxc.c @@ -63,6 +63,8 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev) }

irq = platform_get_irq(pdev, 0); + if (irq < 0) + return irq;

hcd = usb_create_hcd(&ehci_mxc_hc_driver, dev, dev_name(dev)); if (!hcd) diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c index 3b3649d88c5f0..08b3f8c806016 100644 --- a/drivers/usb/host/ehci-pci.c +++ b/drivers/usb/host/ehci-pci.c @@ -229,6 +229,13 @@ static int ehci_pci_setup(struct usb_hcd *hcd) ehci_info(ehci, "applying MosChip frame-index workaround\n"); ehci->frame_index_bug = 1; break; + case PCI_VENDOR_ID_HUAWEI: + /* Synopsys HC bug */ + if (pdev->device == 0xa239) { + ehci_info(ehci, "applying Synopsys HC workaround\n"); + ehci->has_synopsys_hc_bug = 1; + } + break; }

/* optional debug port, normally in the first BAR */ diff --git a/drivers/usb/host/ehci-platform.c b/drivers/usb/host/ehci-platform.c index a268d9e8d6cfb..1b141e9299f99 100644 --- a/drivers/usb/host/ehci-platform.c +++ b/drivers/usb/host/ehci-platform.c @@ -378,6 +378,11 @@ static int ehci_platform_resume(struct device *dev) }

ehci_resume(hcd, priv->reset_on_resume); + + pm_runtime_disable(dev); + pm_runtime_set_active(dev); + pm_runtime_enable(dev); + return 0; } #endif /* CONFIG_PM_SLEEP */ diff --git a/drivers/usb/host/ohci-platform.c b/drivers/usb/host/ohci-platform.c index 898b74086c129..9e3fdb1421f75 100644 --- a/drivers/usb/host/ohci-platform.c +++ b/drivers/usb/host/ohci-platform.c @@ -340,6 +340,11 @@ static int ohci_platform_resume(struct device *dev) }

ohci_resume(hcd, false); + + pm_runtime_disable(dev); + pm_runtime_set_active(dev); + pm_runtime_enable(dev); + return 0; } #endif /* CONFIG_PM_SLEEP */ diff --git a/drivers/usb/host/ohci-sm501.c b/drivers/usb/host/ohci-sm501.c index a8b8d8b8d9f39..a960d2bb8dd1e 100644 --- a/drivers/usb/host/ohci-sm501.c +++ b/drivers/usb/host/ohci-sm501.c @@ -196,6 +196,7 @@ static int ohci_hcd_sm501_drv_remove(struct platform_device *pdev) struct resource *mem;

usb_remove_hcd(hcd); + iounmap(hcd->regs); release_mem_region(hcd->rsrc_start, hcd->rsrc_len); usb_put_hcd(hcd); dma_release_declared_memory(&pdev->dev); diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index 781283a5138ea..169d7b2feb1f7 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -313,8 +313,17 @@ static int xhci_plat_resume(struct device *dev) { struct usb_hcd *hcd = dev_get_drvdata(dev); struct xhci_hcd *xhci = hcd_to_xhci(hcd); + int ret; + + ret = xhci_resume(xhci, 0); + if (ret) + return ret; + + pm_runtime_disable(dev); + pm_runtime_set_active(dev); + pm_runtime_enable(dev);

- return xhci_resume(xhci, 0); + return 0; }

static const struct dev_pm_ops xhci_plat_pm_ops = { diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index baacc442ec6a2..b27987431079e 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -1347,6 +1347,7 @@ static int xhci_check_maxpacket(struct xhci_hcd *xhci, unsigned int slot_id, xhci->devs[slot_id]->out_ctx, ep_index);

ep_ctx = xhci_get_ep_ctx(xhci, command->in_ctx, ep_index); + ep_ctx->ep_info &= cpu_to_le32(~EP_STATE_MASK);/* must clear */ ep_ctx->ep_info2 &= cpu_to_le32(~MAX_PACKET_MASK); ep_ctx->ep_info2 |= cpu_to_le32(MAX_PACKET(max_packet_size));

@@ -4244,6 +4245,9 @@ int xhci_set_usb2_hardware_lpm(struct usb_hcd *hcd, mutex_lock(hcd->bandwidth_mutex); xhci_change_max_exit_latency(xhci, udev, 0); mutex_unlock(hcd->bandwidth_mutex); + readl_poll_timeout(port_array[port_num], pm_val, + (pm_val & PORT_PLS_MASK) == XDEV_U0, + 100, 10000); return 0; } } diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 2b603ef5c10cd..2b8df83dad38d 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -709,7 +709,7 @@ struct xhci_ep_ctx { * 4 - TRB error * 5-7 - reserved */ -#define EP_STATE_MASK (0xf) +#define EP_STATE_MASK (0x7) #define EP_STATE_DISABLED 0 #define EP_STATE_RUNNING 1 #define EP_STATE_HALTED 2 diff --git a/drivers/vfio/pci/vfio_pci_config.c b/drivers/vfio/pci/vfio_pci_config.c index 84905d074c4ff..ef45b8f5bf510 100644 --- a/drivers/vfio/pci/vfio_pci_config.c +++ b/drivers/vfio/pci/vfio_pci_config.c @@ -1461,7 +1461,12 @@ static int vfio_cap_init(struct vfio_pci_device *vdev) if (ret) return ret;

- if (cap <= PCI_CAP_ID_MAX) { + /* + * ID 0 is a NULL capability, conflicting with our fake + * PCI_CAP_ID_BASIC. As it has no content, consider it + * hidden for now. + */ + if (cap && cap <= PCI_CAP_ID_MAX) { len = pci_cap_length[cap]; if (len == 0xFF) { /* Variable length */ len = vfio_cap_len(vdev, cap, pos); @@ -1729,8 +1734,11 @@ void vfio_config_free(struct vfio_pci_device *vdev) vdev->vconfig = NULL; kfree(vdev->pci_config_map); vdev->pci_config_map = NULL; - kfree(vdev->msi_perm); - vdev->msi_perm = NULL; + if (vdev->msi_perm) { + free_perm_bits(vdev->msi_perm); + kfree(vdev->msi_perm); + vdev->msi_perm = NULL; + } }

/* diff --git a/drivers/video/backlight/lp855x_bl.c b/drivers/video/backlight/lp855x_bl.c index 939f057836e19..4cdc7a3f6dc5c 100644 --- a/drivers/video/backlight/lp855x_bl.c +++ b/drivers/video/backlight/lp855x_bl.c @@ -460,7 +460,7 @@ static int lp855x_probe(struct i2c_client *cl, const struct i2c_device_id *id) ret = regulator_enable(lp->enable); if (ret < 0) { dev_err(lp->dev, "failed to enable vddio: %d\n", ret); - return ret; + goto disable_supply; }

/* @@ -475,24 +475,34 @@ static int lp855x_probe(struct i2c_client *cl, const struct i2c_device_id *id) ret = lp855x_configure(lp); if (ret) { dev_err(lp->dev, "device config err: %d", ret); - return ret; + goto disable_vddio; }

ret = lp855x_backlight_register(lp); if (ret) { dev_err(lp->dev, "failed to register backlight. err: %d\n", ret); - return ret; + goto disable_vddio; }

ret = sysfs_create_group(&lp->dev->kobj, &lp855x_attr_group); if (ret) { dev_err(lp->dev, "failed to register sysfs. err: %d\n", ret); - return ret; + goto disable_vddio; }

backlight_update_status(lp->bl); + return 0; + +disable_vddio: + if (lp->enable) + regulator_disable(lp->enable); +disable_supply: + if (lp->supply) + regulator_disable(lp->supply); + + return ret; }

static int lp855x_remove(struct i2c_client *cl) @@ -501,6 +511,8 @@ static int lp855x_remove(struct i2c_client *cl)

lp->bl->props.brightness = 0; backlight_update_status(lp->bl); + if (lp->enable) + regulator_disable(lp->enable); if (lp->supply) regulator_disable(lp->supply); sysfs_remove_group(&lp->dev->kobj, &lp855x_attr_group); diff --git a/drivers/watchdog/da9062_wdt.c b/drivers/watchdog/da9062_wdt.c index daeb645fcea8a..519419136ce8f 100644 --- a/drivers/watchdog/da9062_wdt.c +++ b/drivers/watchdog/da9062_wdt.c @@ -94,11 +94,6 @@ static int da9062_wdt_update_timeout_register(struct da9062_watchdog *wdt, unsigned int regval) { struct da9062 *chip = wdt->hw; - int ret; - - ret = da9062_reset_watchdog_timer(wdt); - if (ret) - return ret;

return regmap_update_bits(chip->regmap, DA9062AA_CONTROL_D, diff --git a/fs/block_dev.c b/fs/block_dev.c index 8a894cd4875b5..06f7cbe201326 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -1255,10 +1255,8 @@ static int __blkdev_get(struct block_device *bdev, fmode_t mode, int for_part) */ if (!for_part) { ret = devcgroup_inode_permission(bdev->bd_inode, perm); - if (ret != 0) { - bdput(bdev); + if (ret != 0) return ret; - } }

restart: @@ -1330,8 +1328,10 @@ static int __blkdev_get(struct block_device *bdev, fmode_t mode, int for_part) goto out_clear; BUG_ON(for_part); ret = __blkdev_get(whole, mode, 1); - if (ret) + if (ret) { + bdput(whole); goto out_clear; + } bdev->bd_contains = whole; bdev->bd_part = disk_get_part(disk, partno); if (!(disk->flags & GENHD_FL_UP) || @@ -1382,7 +1382,6 @@ static int __blkdev_get(struct block_device *bdev, fmode_t mode, int for_part) put_disk(disk); module_put(owner); out: - bdput(bdev);

return ret; } @@ -1468,6 +1467,9 @@ int blkdev_get(struct block_device *bdev, fmode_t mode, void *holder) bdput(whole); }

+ if (res) + bdput(bdev); + return res; } EXPORT_SYMBOL(blkdev_get); diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index 67d9b7a277a3b..edd4c7292be00 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -1220,6 +1220,12 @@ static long smb3_zero_range(struct file *file, struct cifs_tcon *tcon, inode = d_inode(cfile->dentry); cifsi = CIFS_I(inode);

+ /* + * We zero the range through ioctl, so we need remove the page caches + * first, otherwise the data may be inconsistent with the server. + */ + truncate_pagecache_range(inode, offset, offset + len - 1); + /* if file not oplocked can't be sure whether asking to extend size */ if (!CIFS_CACHE_READ(cifsi)) if (keep_size == false) @@ -1276,6 +1282,12 @@ static long smb3_punch_hole(struct file *file, struct cifs_tcon *tcon, if (!smb2_set_sparse(xid, tcon, cfile, inode, set_sparse)) return -EOPNOTSUPP;

+ /* + * We implement the punch hole through ioctl, so we need remove the page + * caches first, otherwise the data may be inconsistent with the server. + */ + truncate_pagecache_range(inode, offset, offset + len - 1); + cifs_dbg(FYI, "offset %lld len %lld", offset, len);

fsctl_buf.FileOffset = cpu_to_le64(offset); diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c index 02ac9067a3542..9fa3285425fef 100644 --- a/fs/compat_ioctl.c +++ b/fs/compat_ioctl.c @@ -1340,23 +1340,6 @@ COMPATIBLE_IOCTL(DMX_GET_PES_PIDS) COMPATIBLE_IOCTL(DMX_GET_CAPS) COMPATIBLE_IOCTL(DMX_SET_SOURCE) COMPATIBLE_IOCTL(DMX_GET_STC) -COMPATIBLE_IOCTL(FE_GET_INFO) -COMPATIBLE_IOCTL(FE_DISEQC_RESET_OVERLOAD) -COMPATIBLE_IOCTL(FE_DISEQC_SEND_MASTER_CMD) -COMPATIBLE_IOCTL(FE_DISEQC_RECV_SLAVE_REPLY) -COMPATIBLE_IOCTL(FE_DISEQC_SEND_BURST) -COMPATIBLE_IOCTL(FE_SET_TONE) -COMPATIBLE_IOCTL(FE_SET_VOLTAGE) -COMPATIBLE_IOCTL(FE_ENABLE_HIGH_LNB_VOLTAGE) -COMPATIBLE_IOCTL(FE_READ_STATUS) -COMPATIBLE_IOCTL(FE_READ_BER) -COMPATIBLE_IOCTL(FE_READ_SIGNAL_STRENGTH) -COMPATIBLE_IOCTL(FE_READ_SNR) -COMPATIBLE_IOCTL(FE_READ_UNCORRECTED_BLOCKS) -COMPATIBLE_IOCTL(FE_SET_FRONTEND) -COMPATIBLE_IOCTL(FE_GET_FRONTEND) -COMPATIBLE_IOCTL(FE_GET_EVENT) -COMPATIBLE_IOCTL(FE_DISHNETWORK_SEND_LEGACY_CMD) COMPATIBLE_IOCTL(VIDEO_STOP) COMPATIBLE_IOCTL(VIDEO_PLAY) COMPATIBLE_IOCTL(VIDEO_FREEZE) diff --git a/fs/dlm/dlm_internal.h b/fs/dlm/dlm_internal.h index 216b61604ef90..c211156aabe26 100644 --- a/fs/dlm/dlm_internal.h +++ b/fs/dlm/dlm_internal.h @@ -100,7 +100,6 @@ do { \ __LINE__, __FILE__, #x, jiffies); \ {do} \ printk("\n"); \ - BUG(); \ panic("DLM: Record message above and reboot.\n"); \ } \ } diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index 51c2713a615a1..ab19f61bd04bc 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -2916,7 +2916,7 @@ again: * in use to avoid freeing it when removing blocks. */ if (sbi->s_cluster_ratio > 1) { - pblk = ext4_ext_pblock(ex) + end - ee_block + 2; + pblk = ext4_ext_pblock(ex) + end - ee_block + 1; partial_cluster = -(long long) EXT4_B2C(sbi, pblk); } diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c index 84e5ac061b17e..bb5ddaabc218b 100644 --- a/fs/gfs2/ops_fstype.c +++ b/fs/gfs2/ops_fstype.c @@ -920,7 +920,7 @@ fail: }

static const match_table_t nolock_tokens = { - { Opt_jid, "jid=%d\n", }, + { Opt_jid, "jid=%d", }, { Opt_err, NULL }, };

diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c index de135d2591ffb..1affdec237299 100644 --- a/fs/nfs/direct.c +++ b/fs/nfs/direct.c @@ -379,8 +379,6 @@ static void nfs_direct_complete(struct nfs_direct_req *dreq) { struct inode *inode = dreq->inode;

- inode_dio_end(inode); - if (dreq->iocb) { long res = (long) dreq->error; if (dreq->count != 0) { @@ -392,7 +390,10 @@ static void nfs_direct_complete(struct nfs_direct_req *dreq)

complete(&dreq->completion);

+ igrab(inode); nfs_direct_req_release(dreq); + inode_dio_end(inode); + iput(inode); }

static void nfs_direct_readpage_release(struct nfs_page *req) @@ -534,8 +535,10 @@ static ssize_t nfs_direct_read_schedule_iovec(struct nfs_direct_req *dreq, * generic layer handle the completion. */ if (requested_bytes == 0) { - inode_dio_end(inode); + igrab(inode); nfs_direct_req_release(dreq); + inode_dio_end(inode); + iput(inode); return result < 0 ? result : -EIO; }

@@ -953,8 +956,10 @@ static ssize_t nfs_direct_write_schedule_iovec(struct nfs_direct_req *dreq, * generic layer handle the completion. */ if (requested_bytes == 0) { - inode_dio_end(inode); + igrab(inode); nfs_direct_req_release(dreq); + inode_dio_end(inode); + iput(inode); return result < 0 ? result : -EIO; }

diff --git a/fs/nfs/file.c b/fs/nfs/file.c index 1eec947c562d2..a89d2f793c1b8 100644 --- a/fs/nfs/file.c +++ b/fs/nfs/file.c @@ -82,6 +82,7 @@ nfs_file_release(struct inode *inode, struct file *filp) dprintk("NFS: release(%pD2)\n", filp);

nfs_inc_stats(inode, NFSIOS_VFSRELEASE); + inode_dio_wait(inode); nfs_file_clear_open_context(filp); return 0; } diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c index 4539008502ce6..83149cbae0931 100644 --- a/fs/nfs/flexfilelayout/flexfilelayout.c +++ b/fs/nfs/flexfilelayout/flexfilelayout.c @@ -939,9 +939,8 @@ retry: goto out_mds;

/* Use a direct mapping of ds_idx to pgio mirror_idx */ - if (WARN_ON_ONCE(pgio->pg_mirror_count != - FF_LAYOUT_MIRROR_COUNT(pgio->pg_lseg))) - goto out_mds; + if (pgio->pg_mirror_count != FF_LAYOUT_MIRROR_COUNT(pgio->pg_lseg)) + goto out_eagain;

for (i = 0; i < pgio->pg_mirror_count; i++) { ds = nfs4_ff_layout_prepare_ds(pgio->pg_lseg, i, true); @@ -960,11 +959,15 @@ retry: }

return; - +out_eagain: + pnfs_generic_pg_cleanup(pgio); + pgio->pg_error = -EAGAIN; + return; out_mds: pnfs_put_lseg(pgio->pg_lseg); pgio->pg_lseg = NULL; nfs_pageio_reset_write_mds(pgio); + pgio->pg_error = -EAGAIN; }

static unsigned int diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 632d3c3f8dfb3..c189722bf9c71 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -7151,7 +7151,7 @@ nfs4_bind_one_conn_to_session_done(struct rpc_task *task, void *calldata) }

static const struct rpc_call_ops nfs4_bind_one_conn_to_session_ops = { - .rpc_call_done = &nfs4_bind_one_conn_to_session_done, + .rpc_call_done = nfs4_bind_one_conn_to_session_done, };

/* diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c index 8d842282111be..172f697864ab5 100644 --- a/fs/nfsd/nfs4callback.c +++ b/fs/nfsd/nfs4callback.c @@ -1156,6 +1156,8 @@ static void nfsd4_process_cb_update(struct nfsd4_callback *cb) err = setup_callback_client(clp, &conn, ses); if (err) { nfsd4_mark_cb_down(clp, err); + if (c) + svc_xprt_put(c->cn_xprt); return; } } diff --git a/fs/ocfs2/ocfs2_fs.h b/fs/ocfs2/ocfs2_fs.h index 44d178b8d1aa9..c3697cf60500c 100644 --- a/fs/ocfs2/ocfs2_fs.h +++ b/fs/ocfs2/ocfs2_fs.h @@ -304,7 +304,7 @@ #define OCFS2_MAX_SLOTS 255

/* Slot map indicator for an empty slot */ -#define OCFS2_INVALID_SLOT -1 +#define OCFS2_INVALID_SLOT ((u16)-1)

#define OCFS2_VOL_UUID_LEN 16 #define OCFS2_MAX_VOL_LABEL_LEN 64 @@ -340,8 +340,8 @@ struct ocfs2_system_inode_info { enum { BAD_BLOCK_SYSTEM_INODE = 0, GLOBAL_INODE_ALLOC_SYSTEM_INODE, +#define OCFS2_FIRST_ONLINE_SYSTEM_INODE GLOBAL_INODE_ALLOC_SYSTEM_INODE SLOT_MAP_SYSTEM_INODE, -#define OCFS2_FIRST_ONLINE_SYSTEM_INODE SLOT_MAP_SYSTEM_INODE HEARTBEAT_SYSTEM_INODE, GLOBAL_BITMAP_SYSTEM_INODE, USER_QUOTA_SYSTEM_INODE, diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c index 6ad3533940ba5..00558bc59052e 100644 --- a/fs/ocfs2/suballoc.c +++ b/fs/ocfs2/suballoc.c @@ -2891,9 +2891,12 @@ int ocfs2_test_inode_bit(struct ocfs2_super *osb, u64 blkno, int *res) goto bail; }

- inode_alloc_inode = - ocfs2_get_system_file_inode(osb, INODE_ALLOC_SYSTEM_INODE, - suballoc_slot); + if (suballoc_slot == (u16)OCFS2_INVALID_SLOT) + inode_alloc_inode = ocfs2_get_system_file_inode(osb, + GLOBAL_INODE_ALLOC_SYSTEM_INODE, suballoc_slot); + else + inode_alloc_inode = ocfs2_get_system_file_inode(osb, + INODE_ALLOC_SYSTEM_INODE, suballoc_slot); if (!inode_alloc_inode) { /* the error code could be inaccurate, but we are not able to * get the correct one. */ diff --git a/fs/xfs/libxfs/xfs_alloc.c b/fs/xfs/libxfs/xfs_alloc.c index e567551402a65..b904d46343556 100644 --- a/fs/xfs/libxfs/xfs_alloc.c +++ b/fs/xfs/libxfs/xfs_alloc.c @@ -2507,6 +2507,13 @@ xfs_agf_verify( be32_to_cpu(agf->agf_flcount) <= XFS_AGFL_SIZE(mp))) return false;

+ if (be32_to_cpu(agf->agf_length) > mp->m_sb.sb_dblocks) + return false; + + if (be32_to_cpu(agf->agf_freeblks) < be32_to_cpu(agf->agf_longest) || + be32_to_cpu(agf->agf_freeblks) > be32_to_cpu(agf->agf_length)) + return false; + if (be32_to_cpu(agf->agf_levels[XFS_BTNUM_BNO]) < 1 || be32_to_cpu(agf->agf_levels[XFS_BTNUM_CNT]) < 1 || be32_to_cpu(agf->agf_levels[XFS_BTNUM_BNO]) > XFS_BTREE_MAXLEVELS || @@ -2518,6 +2525,10 @@ xfs_agf_verify( be32_to_cpu(agf->agf_levels[XFS_BTNUM_RMAP]) > XFS_BTREE_MAXLEVELS)) return false;

+ if (xfs_sb_version_hasrmapbt(&mp->m_sb) && + be32_to_cpu(agf->agf_rmap_blocks) > be32_to_cpu(agf->agf_length)) + return false; + /* * during growfs operations, the perag is not fully initialised, * so we can't use it for any useful checking. growfs ensures we can't @@ -2531,6 +2542,11 @@ xfs_agf_verify( be32_to_cpu(agf->agf_btreeblks) > be32_to_cpu(agf->agf_length)) return false;

+ if (xfs_sb_version_hasreflink(&mp->m_sb) && + be32_to_cpu(agf->agf_refcount_blocks) > + be32_to_cpu(agf->agf_length)) + return false; + if (xfs_sb_version_hasreflink(&mp->m_sb) && (be32_to_cpu(agf->agf_refcount_level) < 1 || be32_to_cpu(agf->agf_refcount_level) > XFS_BTREE_MAXLEVELS)) diff --git a/include/linux/bitops.h b/include/linux/bitops.h index cee74a52b9eb8..e1dee6c91ff57 100644 --- a/include/linux/bitops.h +++ b/include/linux/bitops.h @@ -49,7 +49,7 @@ static inline int get_bitmask_order(unsigned int count)

static __always_inline unsigned long hweight_long(unsigned long w) { - return sizeof(w) == 4 ? hweight32(w) : hweight64(w); + return sizeof(w) == 4 ? hweight32(w) : hweight64((__u64)w); }

/** diff --git a/include/linux/elfnote.h b/include/linux/elfnote.h index 278e3ef053369..56c6d9031663d 100644 --- a/include/linux/elfnote.h +++ b/include/linux/elfnote.h @@ -53,7 +53,7 @@ .popsection ;

#define ELFNOTE(name, type, desc) \ - ELFNOTE_START(name, type, "") \ + ELFNOTE_START(name, type, "a") \ desc ; \ ELFNOTE_END

diff --git a/include/linux/genhd.h b/include/linux/genhd.h index 3c99fb6727cac..12a2f5ac51c97 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -716,9 +716,11 @@ static inline sector_t part_nr_sects_read(struct hd_struct *part) static inline void part_nr_sects_write(struct hd_struct *part, sector_t size) { #if BITS_PER_LONG==32 && defined(CONFIG_LBDAF) && defined(CONFIG_SMP) + preempt_disable(); write_seqcount_begin(&part->nr_sects_seq); part->nr_sects = size; write_seqcount_end(&part->nr_sects_seq); + preempt_enable(); #elif BITS_PER_LONG==32 && defined(CONFIG_LBDAF) && defined(CONFIG_PREEMPT) preempt_disable(); part->nr_sects = size; diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h index cb527c78de9fd..4db62045f01ae 100644 --- a/include/linux/kprobes.h +++ b/include/linux/kprobes.h @@ -366,6 +366,10 @@ static inline struct kprobe_ctlblk *get_kprobe_ctlblk(void) return this_cpu_ptr(&kprobe_ctlblk); }

+extern struct kprobe kprobe_busy; +void kprobe_busy_begin(void); +void kprobe_busy_end(void); + int register_kprobe(struct kprobe *p); void unregister_kprobe(struct kprobe *p); int register_kprobes(struct kprobe **kps, int num); diff --git a/include/linux/libata.h b/include/linux/libata.h index cdfb67b22317b..780ccde2c3127 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -38,6 +38,7 @@ #include <linux/acpi.h> #include <linux/cdrom.h> #include <linux/sched.h> +#include <linux/async.h>

/* * Define if arch has non-standard setup. This is a _PCI_ standard @@ -878,6 +879,8 @@ struct ata_port { struct timer_list fastdrain_timer; unsigned long fastdrain_cnt;

+ async_cookie_t cookie; + int em_message_type; void *private_data;

diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h index d8905a229f348..573e744223a24 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h @@ -24,6 +24,7 @@ #include <linux/mtd/flashchip.h> #include <linux/mtd/bbm.h>

+struct nand_chip; struct mtd_info; struct nand_flash_dev; struct device_node; @@ -39,7 +40,7 @@ int nand_scan_ident(struct mtd_info *mtd, int max_chips, int nand_scan_tail(struct mtd_info *mtd);

/* Unregister the MTD device and free resources held by the NAND device */ -void nand_release(struct mtd_info *mtd); +void nand_release(struct nand_chip *chip);

/* Internal helper for board drivers which need to override command function */ void nand_wait_ready(struct mtd_info *mtd); @@ -219,9 +220,6 @@ enum nand_ecc_algo { #define NAND_CI_CELLTYPE_MSK 0x0C #define NAND_CI_CELLTYPE_SHIFT 2

-/* Keep gcc happy */ -struct nand_chip; - /* ONFI features */ #define ONFI_FEATURE_16_BIT_BUS (1 << 0) #define ONFI_FEATURE_EXT_PARAM_PAGE (1 << 7) diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 81c85ba6e2b83..4d1b1056ac972 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -2480,7 +2480,7 @@ void synchronize_net(void); int init_dummy_netdev(struct net_device *dev);

DECLARE_PER_CPU(int, xmit_recursion); -#define XMIT_RECURSION_LIMIT 10 +#define XMIT_RECURSION_LIMIT 8

static inline int dev_recursion_level(void) { diff --git a/include/linux/qed/qed_chain.h b/include/linux/qed/qed_chain.h index 72d88cf3ca25b..5a215da57b55a 100644 --- a/include/linux/qed/qed_chain.h +++ b/include/linux/qed/qed_chain.h @@ -155,28 +155,34 @@ static inline u32 qed_chain_get_cons_idx_u32(struct qed_chain *p_chain)

static inline u16 qed_chain_get_elem_left(struct qed_chain *p_chain) { + u16 elem_per_page = p_chain->elem_per_page; + u32 prod = p_chain->u.chain16.prod_idx; + u32 cons = p_chain->u.chain16.cons_idx; u16 used;

- used = (u16) (((u32)0x10000 + - (u32)p_chain->u.chain16.prod_idx) - - (u32)p_chain->u.chain16.cons_idx); + if (prod < cons) + prod += (u32)U16_MAX + 1; + + used = (u16)(prod - cons); if (p_chain->mode == QED_CHAIN_MODE_NEXT_PTR) - used -= p_chain->u.chain16.prod_idx / p_chain->elem_per_page - - p_chain->u.chain16.cons_idx / p_chain->elem_per_page; + used -= prod / elem_per_page - cons / elem_per_page;

return (u16)(p_chain->capacity - used); }

static inline u32 qed_chain_get_elem_left_u32(struct qed_chain *p_chain) { + u16 elem_per_page = p_chain->elem_per_page; + u64 prod = p_chain->u.chain32.prod_idx; + u64 cons = p_chain->u.chain32.cons_idx; u32 used;

- used = (u32) (((u64)0x100000000ULL + - (u64)p_chain->u.chain32.prod_idx) - - (u64)p_chain->u.chain32.cons_idx); + if (prod < cons) + prod += (u64)U32_MAX + 1; + + used = (u32)(prod - cons); if (p_chain->mode == QED_CHAIN_MODE_NEXT_PTR) - used -= p_chain->u.chain32.prod_idx / p_chain->elem_per_page - - p_chain->u.chain32.cons_idx / p_chain->elem_per_page; + used -= (u32)(prod / elem_per_page - cons / elem_per_page);

return p_chain->capacity - used; } diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h index 667d20454a21d..0ec7185e5ddfd 100644 --- a/include/linux/usb/composite.h +++ b/include/linux/usb/composite.h @@ -248,6 +248,9 @@ int usb_function_activate(struct usb_function *);

int usb_interface_id(struct usb_configuration *, struct usb_function *);

+int config_ep_by_speed_and_alt(struct usb_gadget *g, struct usb_function *f, + struct usb_ep *_ep, u8 alt); + int config_ep_by_speed(struct usb_gadget *g, struct usb_function *f, struct usb_ep *_ep);

diff --git a/include/net/sctp/constants.h b/include/net/sctp/constants.h index 5b847e49f7e9b..8890fd66021dd 100644 --- a/include/net/sctp/constants.h +++ b/include/net/sctp/constants.h @@ -357,11 +357,13 @@ typedef enum { ipv4_is_anycast_6to4(a))

/* Flags used for the bind address copy functions. */ -#define SCTP_ADDR6_ALLOWED 0x00000001 /* IPv6 address is allowed by +#define SCTP_ADDR4_ALLOWED 0x00000001 /* IPv4 address is allowed by local sock family */ -#define SCTP_ADDR4_PEERSUPP 0x00000002 /* IPv4 address is supported by +#define SCTP_ADDR6_ALLOWED 0x00000002 /* IPv6 address is allowed by + local sock family */ +#define SCTP_ADDR4_PEERSUPP 0x00000004 /* IPv4 address is supported by peer */ -#define SCTP_ADDR6_PEERSUPP 0x00000004 /* IPv6 address is supported by +#define SCTP_ADDR6_PEERSUPP 0x00000008 /* IPv6 address is supported by peer */

/* Reasons to retransmit. */ diff --git a/include/net/sock.h b/include/net/sock.h index d6bce19ca261c..db68c72126d54 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -1631,7 +1631,6 @@ static inline int sk_tx_queue_get(const struct sock *sk)

static inline void sk_set_socket(struct sock *sk, struct socket *sock) { - sk_tx_queue_clear(sk); sk->sk_socket = sock; }

diff --git a/include/uapi/linux/dvb/frontend.h b/include/uapi/linux/dvb/frontend.h index afc3972b08795..b653754ee9cfa 100644 --- a/include/uapi/linux/dvb/frontend.h +++ b/include/uapi/linux/dvb/frontend.h @@ -28,13 +28,46 @@

#include <linux/types.h>

-enum fe_type { - FE_QPSK, - FE_QAM, - FE_OFDM, - FE_ATSC -}; - +/** + * enum fe_caps - Frontend capabilities + * + * @FE_IS_STUPID: There's something wrong at the + * frontend, and it can't report its + * capabilities. + * @FE_CAN_INVERSION_AUTO: Can auto-detect frequency spectral + * band inversion + * @FE_CAN_FEC_1_2: Supports FEC 1/2 + * @FE_CAN_FEC_2_3: Supports FEC 2/3 + * @FE_CAN_FEC_3_4: Supports FEC 3/4 + * @FE_CAN_FEC_4_5: Supports FEC 4/5 + * @FE_CAN_FEC_5_6: Supports FEC 5/6 + * @FE_CAN_FEC_6_7: Supports FEC 6/7 + * @FE_CAN_FEC_7_8: Supports FEC 7/8 + * @FE_CAN_FEC_8_9: Supports FEC 8/9 + * @FE_CAN_FEC_AUTO: Can auto-detect FEC + * @FE_CAN_QPSK: Supports QPSK modulation + * @FE_CAN_QAM_16: Supports 16-QAM modulation + * @FE_CAN_QAM_32: Supports 32-QAM modulation + * @FE_CAN_QAM_64: Supports 64-QAM modulation + * @FE_CAN_QAM_128: Supports 128-QAM modulation + * @FE_CAN_QAM_256: Supports 256-QAM modulation + * @FE_CAN_QAM_AUTO: Can auto-detect QAM modulation + * @FE_CAN_TRANSMISSION_MODE_AUTO: Can auto-detect transmission mode + * @FE_CAN_BANDWIDTH_AUTO: Can auto-detect bandwidth + * @FE_CAN_GUARD_INTERVAL_AUTO: Can auto-detect guard interval + * @FE_CAN_HIERARCHY_AUTO: Can auto-detect hierarchy + * @FE_CAN_8VSB: Supports 8-VSB modulation + * @FE_CAN_16VSB: Supporta 16-VSB modulation + * @FE_HAS_EXTENDED_CAPS: Unused + * @FE_CAN_MULTISTREAM: Supports multistream filtering + * @FE_CAN_TURBO_FEC: Supports "turbo FEC" modulation + * @FE_CAN_2G_MODULATION: Supports "2nd generation" modulation, + * e. g. DVB-S2, DVB-T2, DVB-C2 + * @FE_NEEDS_BENDING: Unused + * @FE_CAN_RECOVER: Can recover from a cable unplug + * automatically + * @FE_CAN_MUTE_TS: Can stop spurious TS data output + */ enum fe_caps { FE_IS_STUPID = 0, FE_CAN_INVERSION_AUTO = 0x1, @@ -60,15 +93,55 @@ enum fe_caps { FE_CAN_HIERARCHY_AUTO = 0x100000, FE_CAN_8VSB = 0x200000, FE_CAN_16VSB = 0x400000, - FE_HAS_EXTENDED_CAPS = 0x800000, /* We need more bitspace for newer APIs, indicate this. */ - FE_CAN_MULTISTREAM = 0x4000000, /* frontend supports multistream filtering */ - FE_CAN_TURBO_FEC = 0x8000000, /* frontend supports "turbo fec modulation" */ - FE_CAN_2G_MODULATION = 0x10000000, /* frontend supports "2nd generation modulation" (DVB-S2) */ - FE_NEEDS_BENDING = 0x20000000, /* not supported anymore, don't use (frontend requires frequency bending) */ - FE_CAN_RECOVER = 0x40000000, /* frontend can recover from a cable unplug automatically */ - FE_CAN_MUTE_TS = 0x80000000 /* frontend can stop spurious TS data output */ + FE_HAS_EXTENDED_CAPS = 0x800000, + FE_CAN_MULTISTREAM = 0x4000000, + FE_CAN_TURBO_FEC = 0x8000000, + FE_CAN_2G_MODULATION = 0x10000000, + FE_NEEDS_BENDING = 0x20000000, + FE_CAN_RECOVER = 0x40000000, + FE_CAN_MUTE_TS = 0x80000000 +}; + +/* + * DEPRECATED: Should be kept just due to backward compatibility. + */ +enum fe_type { + FE_QPSK, + FE_QAM, + FE_OFDM, + FE_ATSC };

+/** + * struct dvb_frontend_info - Frontend properties and capabilities + * + * @name: Name of the frontend + * @type: **DEPRECATED**. + * Should not be used on modern programs, + * as a frontend may have more than one type. + * In order to get the support types of a given + * frontend, use :c:type:`DTV_ENUM_DELSYS` + * instead. + * @frequency_min: Minimal frequency supported by the frontend. + * @frequency_max: Minimal frequency supported by the frontend. + * @frequency_stepsize: All frequencies are multiple of this value. + * @frequency_tolerance: Frequency tolerance. + * @symbol_rate_min: Minimal symbol rate, in bauds + * (for Cable/Satellite systems). + * @symbol_rate_max: Maximal symbol rate, in bauds + * (for Cable/Satellite systems). + * @symbol_rate_tolerance: Maximal symbol rate tolerance, in ppm + * (for Cable/Satellite systems). + * @notifier_delay: **DEPRECATED**. Not used by any driver. + * @caps: Capabilities supported by the frontend, + * as specified in &enum fe_caps. + * + * .. note: + * + * #. The frequencies are specified in Hz for Terrestrial and Cable + * systems. + * #. The frequencies are specified in kHz for Satellite systems. + */ struct dvb_frontend_info { char name[128]; enum fe_type type; /* DEPRECATED. Use DTV_ENUM_DELSYS instead */ @@ -78,53 +151,102 @@ struct dvb_frontend_info { __u32 frequency_tolerance; __u32 symbol_rate_min; __u32 symbol_rate_max; - __u32 symbol_rate_tolerance; /* ppm */ + __u32 symbol_rate_tolerance; __u32 notifier_delay; /* DEPRECATED */ enum fe_caps caps; };

- /** - * Check out the DiSEqC bus spec available on http://www.eutelsat.org/ for - * the meaning of this struct... + * struct dvb_diseqc_master_cmd - DiSEqC master command + * + * @msg: + * DiSEqC message to be sent. It contains a 3 bytes header with: + * framing + address + command, and an optional argument + * of up to 3 bytes of data. + * @msg_len: + * Length of the DiSEqC message. Valid values are 3 to 6. + * + * Check out the DiSEqC bus spec available on http://www.eutelsat.org/ for + * the possible messages that can be used. */ struct dvb_diseqc_master_cmd { - __u8 msg [6]; /* { framing, address, command, data [3] } */ - __u8 msg_len; /* valid values are 3...6 */ + __u8 msg[6]; + __u8 msg_len; };

+/** + * struct dvb_diseqc_slave_reply - DiSEqC received data + * + * @msg: + * DiSEqC message buffer to store a message received via DiSEqC. + * It contains one byte header with: framing and + * an optional argument of up to 3 bytes of data. + * @msg_len: + * Length of the DiSEqC message. Valid values are 0 to 4, + * where 0 means no message. + * @timeout: + * Return from ioctl after timeout ms with errorcode when + * no message was received. + * + * Check out the DiSEqC bus spec available on http://www.eutelsat.org/ for + * the possible messages that can be used. + */ struct dvb_diseqc_slave_reply { - __u8 msg [4]; /* { framing, data [3] } */ - __u8 msg_len; /* valid values are 0...4, 0 means no msg */ - int timeout; /* return from ioctl after timeout ms with */ -}; /* errorcode when no message was received */ + __u8 msg[4]; + __u8 msg_len; + int timeout; +};

+/** + * enum fe_sec_voltage - DC Voltage used to feed the LNBf + * + * @SEC_VOLTAGE_13: Output 13V to the LNBf + * @SEC_VOLTAGE_18: Output 18V to the LNBf + * @SEC_VOLTAGE_OFF: Don't feed the LNBf with a DC voltage + */ enum fe_sec_voltage { SEC_VOLTAGE_13, SEC_VOLTAGE_18, SEC_VOLTAGE_OFF };

+/** + * enum fe_sec_tone_mode - Type of tone to be send to the LNBf. + * @SEC_TONE_ON: Sends a 22kHz tone burst to the antenna. + * @SEC_TONE_OFF: Don't send a 22kHz tone to the antenna (except + * if the ``FE_DISEQC_*`` ioctls are called). + */ enum fe_sec_tone_mode { SEC_TONE_ON, SEC_TONE_OFF };

+/** + * enum fe_sec_mini_cmd - Type of mini burst to be sent + * + * @SEC_MINI_A: Sends a mini-DiSEqC 22kHz '0' Tone Burst to select + * satellite-A + * @SEC_MINI_B: Sends a mini-DiSEqC 22kHz '1' Data Burst to select + * satellite-B + */ enum fe_sec_mini_cmd { SEC_MINI_A, SEC_MINI_B };

/** - * enum fe_status - enumerates the possible frontend status - * @FE_HAS_SIGNAL: found something above the noise level - * @FE_HAS_CARRIER: found a DVB signal - * @FE_HAS_VITERBI: FEC is stable - * @FE_HAS_SYNC: found sync bytes - * @FE_HAS_LOCK: everything's working - * @FE_TIMEDOUT: no lock within the last ~2 seconds - * @FE_REINIT: frontend was reinitialized, application is recommended - * to reset DiSEqC, tone and parameters + * enum fe_status - Enumerates the possible frontend status. + * @FE_NONE: The frontend doesn't have any kind of lock. + * That's the initial frontend status + * @FE_HAS_SIGNAL: Has found something above the noise level. + * @FE_HAS_CARRIER: Has found a DVB signal. + * @FE_HAS_VITERBI: FEC inner coding (Viterbi, LDPC or other inner code). + * is stable. + * @FE_HAS_SYNC: Synchronization bytes was found. + * @FE_HAS_LOCK: DVB were locked and everything is working. + * @FE_TIMEDOUT: Fo lock within the last about 2 seconds. + * @FE_REINIT: Frontend was reinitialized, application is recommended + * to reset DiSEqC, tone and parameters. */ enum fe_status { FE_NONE = 0x00, @@ -137,12 +259,45 @@ enum fe_status { FE_REINIT = 0x40, };

+/** + * enum fe_spectral_inversion - Type of inversion band + * + * @INVERSION_OFF: Don't do spectral band inversion. + * @INVERSION_ON: Do spectral band inversion. + * @INVERSION_AUTO: Autodetect spectral band inversion. + * + * This parameter indicates if spectral inversion should be presumed or + * not. In the automatic setting (``INVERSION_AUTO``) the hardware will try + * to figure out the correct setting by itself. If the hardware doesn't + * support, the DVB core will try to lock at the carrier first with + * inversion off. If it fails, it will try to enable inversion. + */ enum fe_spectral_inversion { INVERSION_OFF, INVERSION_ON, INVERSION_AUTO };

+/** + * enum fe_code_rate - Type of Forward Error Correction (FEC) + * + * + * @FEC_NONE: No Forward Error Correction Code + * @FEC_1_2: Forward Error Correction Code 1/2 + * @FEC_2_3: Forward Error Correction Code 2/3 + * @FEC_3_4: Forward Error Correction Code 3/4 + * @FEC_4_5: Forward Error Correction Code 4/5 + * @FEC_5_6: Forward Error Correction Code 5/6 + * @FEC_6_7: Forward Error Correction Code 6/7 + * @FEC_7_8: Forward Error Correction Code 7/8 + * @FEC_8_9: Forward Error Correction Code 8/9 + * @FEC_AUTO: Autodetect Error Correction Code + * @FEC_3_5: Forward Error Correction Code 3/5 + * @FEC_9_10: Forward Error Correction Code 9/10 + * @FEC_2_5: Forward Error Correction Code 2/5 + * + * Please note that not all FEC types are supported by a given standard. + */ enum fe_code_rate { FEC_NONE = 0, FEC_1_2, @@ -159,6 +314,26 @@ enum fe_code_rate { FEC_2_5, };

+/** + * enum fe_modulation - Type of modulation/constellation + * @QPSK: QPSK modulation + * @QAM_16: 16-QAM modulation + * @QAM_32: 32-QAM modulation + * @QAM_64: 64-QAM modulation + * @QAM_128: 128-QAM modulation + * @QAM_256: 256-QAM modulation + * @QAM_AUTO: Autodetect QAM modulation + * @VSB_8: 8-VSB modulation + * @VSB_16: 16-VSB modulation + * @PSK_8: 8-PSK modulation + * @APSK_16: 16-APSK modulation + * @APSK_32: 32-APSK modulation + * @DQPSK: DQPSK modulation + * @QAM_4_NR: 4-QAM-NR modulation + * + * Please note that not all modulations are supported by a given standard. + * + */ enum fe_modulation { QPSK, QAM_16, @@ -176,6 +351,32 @@ enum fe_modulation { QAM_4_NR, };

+/** + * enum fe_transmit_mode - Transmission mode + * + * @TRANSMISSION_MODE_AUTO: + * Autodetect transmission mode. The hardware will try to find the + * correct FFT-size (if capable) to fill in the missing parameters. + * @TRANSMISSION_MODE_1K: + * Transmission mode 1K + * @TRANSMISSION_MODE_2K: + * Transmission mode 2K + * @TRANSMISSION_MODE_8K: + * Transmission mode 8K + * @TRANSMISSION_MODE_4K: + * Transmission mode 4K + * @TRANSMISSION_MODE_16K: + * Transmission mode 16K + * @TRANSMISSION_MODE_32K: + * Transmission mode 32K + * @TRANSMISSION_MODE_C1: + * Single Carrier (C=1) transmission mode (DTMB only) + * @TRANSMISSION_MODE_C3780: + * Multi Carrier (C=3780) transmission mode (DTMB only) + * + * Please note that not all transmission modes are supported by a given + * standard. + */ enum fe_transmit_mode { TRANSMISSION_MODE_2K, TRANSMISSION_MODE_8K, @@ -188,6 +389,23 @@ enum fe_transmit_mode { TRANSMISSION_MODE_C3780, };

+/** + * enum fe_guard_interval - Guard interval + * + * @GUARD_INTERVAL_AUTO: Autodetect the guard interval + * @GUARD_INTERVAL_1_128: Guard interval 1/128 + * @GUARD_INTERVAL_1_32: Guard interval 1/32 + * @GUARD_INTERVAL_1_16: Guard interval 1/16 + * @GUARD_INTERVAL_1_8: Guard interval 1/8 + * @GUARD_INTERVAL_1_4: Guard interval 1/4 + * @GUARD_INTERVAL_19_128: Guard interval 19/128 + * @GUARD_INTERVAL_19_256: Guard interval 19/256 + * @GUARD_INTERVAL_PN420: PN length 420 (1/4) + * @GUARD_INTERVAL_PN595: PN length 595 (1/6) + * @GUARD_INTERVAL_PN945: PN length 945 (1/9) + * + * Please note that not all guard intervals are supported by a given standard. + */ enum fe_guard_interval { GUARD_INTERVAL_1_32, GUARD_INTERVAL_1_16, @@ -202,6 +420,16 @@ enum fe_guard_interval { GUARD_INTERVAL_PN945, };

+/** + * enum fe_hierarchy - Hierarchy + * @HIERARCHY_NONE: No hierarchy + * @HIERARCHY_AUTO: Autodetect hierarchy (if supported) + * @HIERARCHY_1: Hierarchy 1 + * @HIERARCHY_2: Hierarchy 2 + * @HIERARCHY_4: Hierarchy 4 + * + * Please note that not all hierarchy types are supported by a given standard. + */ enum fe_hierarchy { HIERARCHY_NONE, HIERARCHY_1, @@ -210,6 +438,15 @@ enum fe_hierarchy { HIERARCHY_AUTO };

+/** + * enum fe_interleaving - Interleaving + * @INTERLEAVING_NONE: No interleaving. + * @INTERLEAVING_AUTO: Auto-detect interleaving. + * @INTERLEAVING_240: Interleaving of 240 symbols. + * @INTERLEAVING_720: Interleaving of 720 symbols. + * + * Please note that, currently, only DTMB uses it. + */ enum fe_interleaving { INTERLEAVING_NONE, INTERLEAVING_AUTO, @@ -217,7 +454,8 @@ enum fe_interleaving { INTERLEAVING_720, };

-/* S2API Commands */ +/* DVBv5 property Commands */ + #define DTV_UNDEFINED 0 #define DTV_TUNE 1 #define DTV_CLEAR 2 @@ -310,19 +548,79 @@ enum fe_interleaving {

#define DTV_MAX_COMMAND DTV_STAT_TOTAL_BLOCK_COUNT

+/** + * enum fe_pilot - Type of pilot tone + * + * @PILOT_ON: Pilot tones enabled + * @PILOT_OFF: Pilot tones disabled + * @PILOT_AUTO: Autodetect pilot tones + */ enum fe_pilot { PILOT_ON, PILOT_OFF, PILOT_AUTO, };

+/** + * enum fe_rolloff - Rolloff factor (also known as alpha) + * @ROLLOFF_35: Roloff factor: 35% + * @ROLLOFF_20: Roloff factor: 20% + * @ROLLOFF_25: Roloff factor: 25% + * @ROLLOFF_AUTO: Auto-detect the roloff factor. + * + * .. note: + * + * Roloff factor of 35% is implied on DVB-S. On DVB-S2, it is default. + */ enum fe_rolloff { - ROLLOFF_35, /* Implied value in DVB-S, default for DVB-S2 */ + ROLLOFF_35, ROLLOFF_20, ROLLOFF_25, ROLLOFF_AUTO, };

+/** + * enum fe_delivery_system - Type of the delivery system + * + * @SYS_UNDEFINED: + * Undefined standard. Generally, indicates an error + * @SYS_DVBC_ANNEX_A: + * Cable TV: DVB-C following ITU-T J.83 Annex A spec + * @SYS_DVBC_ANNEX_B: + * Cable TV: DVB-C following ITU-T J.83 Annex B spec (ClearQAM) + * @SYS_DVBC_ANNEX_C: + * Cable TV: DVB-C following ITU-T J.83 Annex C spec + * @SYS_ISDBC: + * Cable TV: ISDB-C (no drivers yet) + * @SYS_DVBT: + * Terrestrial TV: DVB-T + * @SYS_DVBT2: + * Terrestrial TV: DVB-T2 + * @SYS_ISDBT: + * Terrestrial TV: ISDB-T + * @SYS_ATSC: + * Terrestrial TV: ATSC + * @SYS_ATSCMH: + * Terrestrial TV (mobile): ATSC-M/H + * @SYS_DTMB: + * Terrestrial TV: DTMB + * @SYS_DVBS: + * Satellite TV: DVB-S + * @SYS_DVBS2: + * Satellite TV: DVB-S2 + * @SYS_TURBO: + * Satellite TV: DVB-S Turbo + * @SYS_ISDBS: + * Satellite TV: ISDB-S + * @SYS_DAB: + * Digital audio: DAB (not fully supported) + * @SYS_DSS: + * Satellite TV: DSS (not fully supported) + * @SYS_CMMB: + * Terrestrial TV (mobile): CMMB (not fully supported) + * @SYS_DVBH: + * Terrestrial TV (mobile): DVB-H (standard deprecated) + */ enum fe_delivery_system { SYS_UNDEFINED, SYS_DVBC_ANNEX_A, @@ -345,35 +643,85 @@ enum fe_delivery_system { SYS_DVBC_ANNEX_C, };

-/* backward compatibility */ +/* backward compatibility definitions for delivery systems */ #define SYS_DVBC_ANNEX_AC SYS_DVBC_ANNEX_A -#define SYS_DMBTH SYS_DTMB /* DMB-TH is legacy name, use DTMB instead */ +#define SYS_DMBTH SYS_DTMB /* DMB-TH is legacy name, use DTMB */

-/* ATSC-MH */ +/* ATSC-MH specific parameters */

+/** + * enum atscmh_sccc_block_mode - Type of Series Concatenated Convolutional + * Code Block Mode. + * + * @ATSCMH_SCCC_BLK_SEP: + * Separate SCCC: the SCCC outer code mode shall be set independently + * for each Group Region (A, B, C, D) + * @ATSCMH_SCCC_BLK_COMB: + * Combined SCCC: all four Regions shall have the same SCCC outer + * code mode. + * @ATSCMH_SCCC_BLK_RES: + * Reserved. Shouldn't be used. + */ enum atscmh_sccc_block_mode { ATSCMH_SCCC_BLK_SEP = 0, ATSCMH_SCCC_BLK_COMB = 1, ATSCMH_SCCC_BLK_RES = 2, };

+/** + * enum atscmh_sccc_code_mode - Type of Series Concatenated Convolutional + * Code Rate. + * + * @ATSCMH_SCCC_CODE_HLF: + * The outer code rate of a SCCC Block is 1/2 rate. + * @ATSCMH_SCCC_CODE_QTR: + * The outer code rate of a SCCC Block is 1/4 rate. + * @ATSCMH_SCCC_CODE_RES: + * Reserved. Should not be used. + */ enum atscmh_sccc_code_mode { ATSCMH_SCCC_CODE_HLF = 0, ATSCMH_SCCC_CODE_QTR = 1, ATSCMH_SCCC_CODE_RES = 2, };

+/** + * enum atscmh_rs_frame_ensemble - Reed Solomon(RS) frame ensemble. + * + * @ATSCMH_RSFRAME_ENS_PRI: Primary Ensemble. + * @ATSCMH_RSFRAME_ENS_SEC: Secondary Ensemble. + */ enum atscmh_rs_frame_ensemble { ATSCMH_RSFRAME_ENS_PRI = 0, ATSCMH_RSFRAME_ENS_SEC = 1, };

+/** + * enum atscmh_rs_frame_mode - Reed Solomon (RS) frame mode. + * + * @ATSCMH_RSFRAME_PRI_ONLY: + * Single Frame: There is only a primary RS Frame for all Group + * Regions. + * @ATSCMH_RSFRAME_PRI_SEC: + * Dual Frame: There are two separate RS Frames: Primary RS Frame for + * Group Region A and B and Secondary RS Frame for Group Region C and + * D. + * @ATSCMH_RSFRAME_RES: + * Reserved. Shouldn't be used. + */ enum atscmh_rs_frame_mode { ATSCMH_RSFRAME_PRI_ONLY = 0, ATSCMH_RSFRAME_PRI_SEC = 1, ATSCMH_RSFRAME_RES = 2, };

+/** + * enum atscmh_rs_code_mode + * @ATSCMH_RSCODE_211_187: Reed Solomon code (211,187). + * @ATSCMH_RSCODE_223_187: Reed Solomon code (223,187). + * @ATSCMH_RSCODE_235_187: Reed Solomon code (235,187). + * @ATSCMH_RSCODE_RES: Reserved. Shouldn't be used. + */ enum atscmh_rs_code_mode { ATSCMH_RSCODE_211_187 = 0, ATSCMH_RSCODE_223_187 = 1, @@ -384,28 +732,18 @@ enum atscmh_rs_code_mode { #define NO_STREAM_ID_FILTER (~0U) #define LNA_AUTO (~0U)

-struct dtv_cmds_h { - char *name; /* A display name for debugging purposes */ - - __u32 cmd; /* A unique ID */ - - /* Flags */ - __u32 set:1; /* Either a set or get property */ - __u32 buffer:1; /* Does this property use the buffer? */ - __u32 reserved:30; /* Align */ -}; - /** - * Scale types for the quality parameters. + * enum fecap_scale_params - scale types for the quality parameters. + * * @FE_SCALE_NOT_AVAILABLE: That QoS measure is not available. That * could indicate a temporary or a permanent * condition. * @FE_SCALE_DECIBEL: The scale is measured in 0.001 dB steps, typically - * used on signal measures. + * used on signal measures. * @FE_SCALE_RELATIVE: The scale is a relative percentual measure, - * ranging from 0 (0%) to 0xffff (100%). + * ranging from 0 (0%) to 0xffff (100%). * @FE_SCALE_COUNTER: The scale counts the occurrence of an event, like - * bit error, block error, lapsed time. + * bit error, block error, lapsed time. */ enum fecap_scale_params { FE_SCALE_NOT_AVAILABLE = 0, @@ -417,24 +755,38 @@ enum fecap_scale_params { /** * struct dtv_stats - Used for reading a DTV status property * - * @value: value of the measure. Should range from 0 to 0xffff; * @scale: Filled with enum fecap_scale_params - the scale * in usage for that parameter * + * The ``{unnamed_union}`` may have either one of the values below: + * + * %svalue + * integer value of the measure, for %FE_SCALE_DECIBEL, + * used for dB measures. The unit is 0.001 dB. + * + * %uvalue + * unsigned integer value of the measure, used when @scale is + * either %FE_SCALE_RELATIVE or %FE_SCALE_COUNTER. + * * For most delivery systems, this will return a single value for each * parameter. + * * It should be noticed, however, that new OFDM delivery systems like * ISDB can use different modulation types for each group of carriers. * On such standards, up to 8 groups of statistics can be provided, one * for each carrier group (called "layer" on ISDB). + * * In order to be consistent with other delivery systems, the first * value refers to the entire set of carriers ("global"). - * dtv_status:scale should use the value FE_SCALE_NOT_AVAILABLE when + * + * @scale should use the value %FE_SCALE_NOT_AVAILABLE when * the value for the entire group of carriers or from one specific layer * is not provided by the hardware. - * st.len should be filled with the latest filled status + 1. * - * In other words, for ISDB, those values should be filled like: + * @len should be filled with the latest filled status + 1. + * + * In other words, for ISDB, those values should be filled like:: + * * u.st.stat.svalue[0] = global statistics; * u.st.stat.scale[0] = FE_SCALE_DECIBEL; * u.st.stat.value[1] = layer A statistics; @@ -456,11 +808,39 @@ struct dtv_stats {

#define MAX_DTV_STATS 4

+/** + * struct dtv_fe_stats - store Digital TV frontend statistics + * + * @len: length of the statistics - if zero, stats is disabled. + * @stat: array with digital TV statistics. + * + * On most standards, @len can either be 0 or 1. However, for ISDB, each + * layer is modulated in separate. So, each layer may have its own set + * of statistics. If so, stat[0] carries on a global value for the property. + * Indexes 1 to 3 means layer A to B. + */ struct dtv_fe_stats { __u8 len; struct dtv_stats stat[MAX_DTV_STATS]; } __attribute__ ((packed));

+/** + * struct dtv_property - store one of frontend command and its value + * + * @cmd: Digital TV command. + * @reserved: Not used. + * @u: Union with the values for the command. + * @result: Unused + * + * The @u union may have either one of the values below: + * + * %data + * an unsigned 32-bits number. + * %st + * a &struct dtv_fe_stats array of statistics. + * %buffer + * a buffer of up to 32 characters (currently unused). + */ struct dtv_property { __u32 cmd; __u32 reserved[3]; @@ -480,17 +860,70 @@ struct dtv_property { /* num of properties cannot exceed DTV_IOCTL_MAX_MSGS per ioctl */ #define DTV_IOCTL_MAX_MSGS 64

+/** + * struct dtv_properties - a set of command/value pairs. + * + * @num: amount of commands stored at the struct. + * @props: a pointer to &struct dtv_property. + */ struct dtv_properties { __u32 num; struct dtv_property *props; };

+/* + * When set, this flag will disable any zigzagging or other "normal" tuning + * behavior. Additionally, there will be no automatic monitoring of the lock + * status, and hence no frontend events will be generated. If a frontend device + * is closed, this flag will be automatically turned off when the device is + * reopened read-write. + */ +#define FE_TUNE_MODE_ONESHOT 0x01 + +/* Digital TV Frontend API calls */ + +#define FE_GET_INFO _IOR('o', 61, struct dvb_frontend_info) + +#define FE_DISEQC_RESET_OVERLOAD _IO('o', 62) +#define FE_DISEQC_SEND_MASTER_CMD _IOW('o', 63, struct dvb_diseqc_master_cmd) +#define FE_DISEQC_RECV_SLAVE_REPLY _IOR('o', 64, struct dvb_diseqc_slave_reply) +#define FE_DISEQC_SEND_BURST _IO('o', 65) /* fe_sec_mini_cmd_t */ + +#define FE_SET_TONE _IO('o', 66) /* fe_sec_tone_mode_t */ +#define FE_SET_VOLTAGE _IO('o', 67) /* fe_sec_voltage_t */ +#define FE_ENABLE_HIGH_LNB_VOLTAGE _IO('o', 68) /* int */ + +#define FE_READ_STATUS _IOR('o', 69, fe_status_t) +#define FE_READ_BER _IOR('o', 70, __u32) +#define FE_READ_SIGNAL_STRENGTH _IOR('o', 71, __u16) +#define FE_READ_SNR _IOR('o', 72, __u16) +#define FE_READ_UNCORRECTED_BLOCKS _IOR('o', 73, __u32) + +#define FE_SET_FRONTEND_TUNE_MODE _IO('o', 81) /* unsigned int */ +#define FE_GET_EVENT _IOR('o', 78, struct dvb_frontend_event) + +#define FE_DISHNETWORK_SEND_LEGACY_CMD _IO('o', 80) /* unsigned int */ + +#define FE_SET_PROPERTY _IOW('o', 82, struct dtv_properties) +#define FE_GET_PROPERTY _IOR('o', 83, struct dtv_properties) + #if defined(__DVB_CORE__) || !defined (__KERNEL__)

/* - * DEPRECATED: The DVBv3 ioctls, structs and enums should not be used on - * newer programs, as it doesn't support the second generation of digital - * TV standards, nor supports newer delivery systems. + * DEPRECATED: Everything below is deprecated in favor of DVBv5 API + * + * The DVBv3 only ioctls, structs and enums should not be used on + * newer programs, as it doesn't support the second generation of + * digital TV standards, nor supports newer delivery systems. + * They also don't support modern frontends with usually support multiple + * delivery systems. + * + * Drivers shouldn't use them. + * + * New applications should use DVBv5 delivery system instead + */ + +/* */

enum fe_bandwidth { @@ -503,7 +936,7 @@ enum fe_bandwidth { BANDWIDTH_1_712_MHZ, };

-/* This is needed for legacy userspace support */ +/* This is kept for legacy userspace support */ typedef enum fe_sec_voltage fe_sec_voltage_t; typedef enum fe_caps fe_caps_t; typedef enum fe_type fe_type_t; @@ -521,6 +954,8 @@ typedef enum fe_pilot fe_pilot_t; typedef enum fe_rolloff fe_rolloff_t; typedef enum fe_delivery_system fe_delivery_system_t;

+/* DVBv3 structs */ + struct dvb_qpsk_parameters { __u32 symbol_rate; /* symbol rate in Symbols per second */ fe_code_rate_t fec_inner; /* forward error correction (see above) */ @@ -562,42 +997,12 @@ struct dvb_frontend_event { fe_status_t status; struct dvb_frontend_parameters parameters; }; -#endif

-#define FE_SET_PROPERTY _IOW('o', 82, struct dtv_properties) -#define FE_GET_PROPERTY _IOR('o', 83, struct dtv_properties) - -/** - * When set, this flag will disable any zigzagging or other "normal" tuning - * behaviour. Additionally, there will be no automatic monitoring of the lock - * status, and hence no frontend events will be generated. If a frontend device - * is closed, this flag will be automatically turned off when the device is - * reopened read-write. - */ -#define FE_TUNE_MODE_ONESHOT 0x01 - -#define FE_GET_INFO _IOR('o', 61, struct dvb_frontend_info) - -#define FE_DISEQC_RESET_OVERLOAD _IO('o', 62) -#define FE_DISEQC_SEND_MASTER_CMD _IOW('o', 63, struct dvb_diseqc_master_cmd) -#define FE_DISEQC_RECV_SLAVE_REPLY _IOR('o', 64, struct dvb_diseqc_slave_reply) -#define FE_DISEQC_SEND_BURST _IO('o', 65) /* fe_sec_mini_cmd_t */ - -#define FE_SET_TONE _IO('o', 66) /* fe_sec_tone_mode_t */ -#define FE_SET_VOLTAGE _IO('o', 67) /* fe_sec_voltage_t */ -#define FE_ENABLE_HIGH_LNB_VOLTAGE _IO('o', 68) /* int */ - -#define FE_READ_STATUS _IOR('o', 69, fe_status_t) -#define FE_READ_BER _IOR('o', 70, __u32) -#define FE_READ_SIGNAL_STRENGTH _IOR('o', 71, __u16) -#define FE_READ_SNR _IOR('o', 72, __u16) -#define FE_READ_UNCORRECTED_BLOCKS _IOR('o', 73, __u32) +/* DVBv3 API calls */

#define FE_SET_FRONTEND _IOW('o', 76, struct dvb_frontend_parameters) #define FE_GET_FRONTEND _IOR('o', 77, struct dvb_frontend_parameters) -#define FE_SET_FRONTEND_TUNE_MODE _IO('o', 81) /* unsigned int */ -#define FE_GET_EVENT _IOR('o', 78, struct dvb_frontend_event)

-#define FE_DISHNETWORK_SEND_LEGACY_CMD _IO('o', 80) /* unsigned int */ +#endif

#endif /*_DVBFRONTEND_H_*/ diff --git a/kernel/kprobes.c b/kernel/kprobes.c index 1b75fb8c7735e..a864e94ecb6b6 100644 --- a/kernel/kprobes.c +++ b/kernel/kprobes.c @@ -561,11 +561,12 @@ static void kprobe_optimizer(struct work_struct *work) do_free_cleaned_kprobes();

mutex_unlock(&module_mutex); - mutex_unlock(&kprobe_mutex);

/* Step 5: Kick optimizer again if needed */ if (!list_empty(&optimizing_list) || !list_empty(&unoptimizing_list)) kick_kprobe_optimizer(); + + mutex_unlock(&kprobe_mutex); }

/* Wait for completing optimization and unoptimization */ @@ -1149,6 +1150,26 @@ __releases(hlist_lock) } NOKPROBE_SYMBOL(kretprobe_table_unlock);

+struct kprobe kprobe_busy = { + .addr = (void *) get_kprobe, +}; + +void kprobe_busy_begin(void) +{ + struct kprobe_ctlblk *kcb; + + preempt_disable(); + __this_cpu_write(current_kprobe, &kprobe_busy); + kcb = get_kprobe_ctlblk(); + kcb->kprobe_status = KPROBE_HIT_ACTIVE; +} + +void kprobe_busy_end(void) +{ + __this_cpu_write(current_kprobe, NULL); + preempt_enable(); +} + /* * This function is called from finish_task_switch when task tk becomes dead, * so that we can recycle any function-return probe instances associated @@ -1166,6 +1187,8 @@ void kprobe_flush_task(struct task_struct *tk) /* Early boot. kretprobe_table_locks not yet initialized. */ return;

+ kprobe_busy_begin(); + INIT_HLIST_HEAD(&empty_rp); hash = hash_ptr(tk, KPROBE_HASH_BITS); head = &kretprobe_inst_table[hash]; @@ -1179,6 +1202,8 @@ void kprobe_flush_task(struct task_struct *tk) hlist_del(&ri->hlist); kfree(ri); } + + kprobe_busy_end(); } NOKPROBE_SYMBOL(kprobe_flush_task);

diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 82cec9a666e7b..870d802c46f90 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -3697,7 +3697,8 @@ void rt_mutex_setprio(struct task_struct *p, int prio) if (dl_prio(prio)) { struct task_struct *pi_task = rt_mutex_get_top_task(p); if (!dl_prio(p->normal_prio) || - (pi_task && dl_entity_preempt(&pi_task->dl, &p->dl))) { + (pi_task && dl_prio(pi_task->prio) && + dl_entity_preempt(&pi_task->dl, &p->dl))) { p->dl.dl_boosted = 1; queue_flag |= ENQUEUE_REPLENISH; } else diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c index 6d3b432a748a6..88eb9261c7b5c 100644 --- a/kernel/trace/blktrace.c +++ b/kernel/trace/blktrace.c @@ -15,6 +15,9 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA * */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/kernel.h> #include <linux/blkdev.h> #include <linux/blktrace_api.h> @@ -481,6 +484,16 @@ int do_blk_trace_setup(struct request_queue *q, char *name, dev_t dev, */ strreplace(buts->name, '/', '_');

+ /* + * bdev can be NULL, as with scsi-generic, this is a helpful as + * we can be. + */ + if (q->blk_trace) { + pr_warn("Concurrent blktraces are not allowed on %s\n", + buts->name); + return -EBUSY; + } + bt = kzalloc(sizeof(*bt), GFP_KERNEL); if (!bt) return -ENOMEM; diff --git a/kernel/trace/trace_events_trigger.c b/kernel/trace/trace_events_trigger.c index c9ca2ed50c0e5..a371c7def875e 100644 --- a/kernel/trace/trace_events_trigger.c +++ b/kernel/trace/trace_events_trigger.c @@ -222,11 +222,17 @@ static int event_trigger_regex_open(struct inode *inode, struct file *file)

static int trigger_process_regex(struct trace_event_file *file, char *buff) { - char *command, *next = buff; + char *command, *next; struct event_command *p; int ret = -EINVAL;

+ next = buff = skip_spaces(buff); command = strsep(&next, ": \t"); + if (next) { + next = skip_spaces(next); + if (!*next) + next = NULL; + } command = (command[0] != '!') ? command : command + 1;

mutex_lock(&trigger_cmd_mutex); @@ -629,8 +635,14 @@ event_trigger_callback(struct event_command *cmd_ops, int ret;

/* separate the trigger from the filter (t:n [if filter]) */ - if (param && isdigit(param[0])) + if (param && isdigit(param[0])) { trigger = strsep(&param, " \t"); + if (param) { + param = skip_spaces(param); + if (!*param) + param = NULL; + } + }

trigger_ops = cmd_ops->get_trigger_ops(cmd, trigger);

@@ -1335,6 +1347,11 @@ int event_enable_trigger_func(struct event_command *cmd_ops, trigger = strsep(&param, " \t"); if (!trigger) return -EINVAL; + if (param) { + param = skip_spaces(param); + if (!*param) + param = NULL; + }

system = strsep(&trigger, ":"); if (!trigger) diff --git a/lib/zlib_inflate/inffast.c b/lib/zlib_inflate/inffast.c index 2c13ecc5bb2c7..ed1f3df272602 100644 --- a/lib/zlib_inflate/inffast.c +++ b/lib/zlib_inflate/inffast.c @@ -10,17 +10,6 @@

#ifndef ASMINF

-/* Allow machine dependent optimization for post-increment or pre-increment. - Based on testing to date, - Pre-increment preferred for: - - PowerPC G3 (Adler) - - MIPS R5000 (Randers-Pehrson) - Post-increment preferred for: - - none - No measurable difference: - - Pentium III (Anderson) - - M68060 (Nikl) - */ union uu { unsigned short us; unsigned char b[2]; @@ -38,16 +27,6 @@ get_unaligned16(const unsigned short *p) return mm.us; }

-#ifdef POSTINC -# define OFF 0 -# define PUP(a) *(a)++ -# define UP_UNALIGNED(a) get_unaligned16((a)++) -#else -# define OFF 1 -# define PUP(a) *++(a) -# define UP_UNALIGNED(a) get_unaligned16(++(a)) -#endif - /* Decode literal, length, and distance codes and write out the resulting literal and match bytes until either not enough input or output is @@ -115,9 +94,9 @@ void inflate_fast(z_streamp strm, unsigned start)

/* copy state to local variables */ state = (struct inflate_state *)strm->state; - in = strm->next_in - OFF; + in = strm->next_in; last = in + (strm->avail_in - 5); - out = strm->next_out - OFF; + out = strm->next_out; beg = out - (start - strm->avail_out); end = out + (strm->avail_out - 257); #ifdef INFLATE_STRICT @@ -138,9 +117,9 @@ void inflate_fast(z_streamp strm, unsigned start) input data or output space */ do { if (bits < 15) { - hold += (unsigned long)(PUP(in)) << bits; + hold += (unsigned long)(*in++) << bits; bits += 8; - hold += (unsigned long)(PUP(in)) << bits; + hold += (unsigned long)(*in++) << bits; bits += 8; } this = lcode[hold & lmask]; @@ -150,14 +129,14 @@ void inflate_fast(z_streamp strm, unsigned start) bits -= op; op = (unsigned)(this.op); if (op == 0) { /* literal */ - PUP(out) = (unsigned char)(this.val); + *out++ = (unsigned char)(this.val); } else if (op & 16) { /* length base */ len = (unsigned)(this.val); op &= 15; /* number of extra bits */ if (op) { if (bits < op) { - hold += (unsigned long)(PUP(in)) << bits; + hold += (unsigned long)(*in++) << bits; bits += 8; } len += (unsigned)hold & ((1U << op) - 1); @@ -165,9 +144,9 @@ void inflate_fast(z_streamp strm, unsigned start) bits -= op; } if (bits < 15) { - hold += (unsigned long)(PUP(in)) << bits; + hold += (unsigned long)(*in++) << bits; bits += 8; - hold += (unsigned long)(PUP(in)) << bits; + hold += (unsigned long)(*in++) << bits; bits += 8; } this = dcode[hold & dmask]; @@ -180,10 +159,10 @@ void inflate_fast(z_streamp strm, unsigned start) dist = (unsigned)(this.val); op &= 15; /* number of extra bits */ if (bits < op) { - hold += (unsigned long)(PUP(in)) << bits; + hold += (unsigned long)(*in++) << bits; bits += 8; if (bits < op) { - hold += (unsigned long)(PUP(in)) << bits; + hold += (unsigned long)(*in++) << bits; bits += 8; } } @@ -205,13 +184,13 @@ void inflate_fast(z_streamp strm, unsigned start) state->mode = BAD; break; } - from = window - OFF; + from = window; if (write == 0) { /* very common case */ from += wsize - op; if (op < len) { /* some from window */ len -= op; do { - PUP(out) = PUP(from); + *out++ = *from++; } while (--op); from = out - dist; /* rest from output */ } @@ -222,14 +201,14 @@ void inflate_fast(z_streamp strm, unsigned start) if (op < len) { /* some from end of window */ len -= op; do { - PUP(out) = PUP(from); + *out++ = *from++; } while (--op); - from = window - OFF; + from = window; if (write < len) { /* some from start of window */ op = write; len -= op; do { - PUP(out) = PUP(from); + *out++ = *from++; } while (--op); from = out - dist; /* rest from output */ } @@ -240,21 +219,21 @@ void inflate_fast(z_streamp strm, unsigned start) if (op < len) { /* some from window */ len -= op; do { - PUP(out) = PUP(from); + *out++ = *from++; } while (--op); from = out - dist; /* rest from output */ } } while (len > 2) { - PUP(out) = PUP(from); - PUP(out) = PUP(from); - PUP(out) = PUP(from); + *out++ = *from++; + *out++ = *from++; + *out++ = *from++; len -= 3; } if (len) { - PUP(out) = PUP(from); + *out++ = *from++; if (len > 1) - PUP(out) = PUP(from); + *out++ = *from++; } } else { @@ -264,29 +243,29 @@ void inflate_fast(z_streamp strm, unsigned start) from = out - dist; /* copy direct from output */ /* minimum length is three */ /* Align out addr */ - if (!((long)(out - 1 + OFF) & 1)) { - PUP(out) = PUP(from); + if (!((long)(out - 1) & 1)) { + *out++ = *from++; len--; } - sout = (unsigned short *)(out - OFF); + sout = (unsigned short *)(out); if (dist > 2) { unsigned short *sfrom;

- sfrom = (unsigned short *)(from - OFF); + sfrom = (unsigned short *)(from); loops = len >> 1; do #ifdef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS - PUP(sout) = PUP(sfrom); + *sout++ = *sfrom++; #else - PUP(sout) = UP_UNALIGNED(sfrom); + *sout++ = get_unaligned16(sfrom++); #endif while (--loops); - out = (unsigned char *)sout + OFF; - from = (unsigned char *)sfrom + OFF; + out = (unsigned char *)sout; + from = (unsigned char *)sfrom; } else { /* dist == 1 or dist == 2 */ unsigned short pat16;

- pat16 = *(sout-1+OFF); + pat16 = *(sout-1); if (dist == 1) { union uu mm; /* copy one char pattern to both bytes */ @@ -296,12 +275,12 @@ void inflate_fast(z_streamp strm, unsigned start) } loops = len >> 1; do - PUP(sout) = pat16; + *sout++ = pat16; while (--loops); - out = (unsigned char *)sout + OFF; + out = (unsigned char *)sout; } if (len & 1) - PUP(out) = PUP(from); + *out++ = *from++; } } else if ((op & 64) == 0) { /* 2nd level distance code */ @@ -336,8 +315,8 @@ void inflate_fast(z_streamp strm, unsigned start) hold &= (1U << bits) - 1;

/* update state and return */ - strm->next_in = in + OFF; - strm->next_out = out + OFF; + strm->next_in = in; + strm->next_out = out; strm->avail_in = (unsigned)(in < last ? 5 + (last - in) : 5 - (in - last)); strm->avail_out = (unsigned)(out < end ? 257 + (end - out) : 257 - (out - end)); diff --git a/mm/slab_common.c b/mm/slab_common.c index 13f1926f8fcd4..26c4d47229273 100644 --- a/mm/slab_common.c +++ b/mm/slab_common.c @@ -1345,7 +1345,7 @@ void kzfree(const void *p) if (unlikely(ZERO_OR_NULL_PTR(mem))) return; ks = ksize(mem); - memset(mem, 0, ks); + memzero_explicit(mem, ks); kfree(mem); } EXPORT_SYMBOL(kzfree); diff --git a/net/core/dev.c b/net/core/dev.c index 1041523aaa76e..267b648a0645e 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -82,6 +82,7 @@ #include <linux/slab.h> #include <linux/sched.h> #include <linux/mutex.h> +#include <linux/rwsem.h> #include <linux/string.h> #include <linux/mm.h> #include <linux/socket.h> @@ -189,7 +190,7 @@ static DEFINE_SPINLOCK(napi_hash_lock); static unsigned int napi_gen_id = NR_CPUS; static DEFINE_READ_MOSTLY_HASHTABLE(napi_hash, 8);

-static seqcount_t devnet_rename_seq; +static DECLARE_RWSEM(devnet_rename_sem);

static inline void dev_base_seq_inc(struct net *net) { @@ -866,33 +867,28 @@ EXPORT_SYMBOL(dev_get_by_index); * @net: network namespace * @name: a pointer to the buffer where the name will be stored. * @ifindex: the ifindex of the interface to get the name from. - * - * The use of raw_seqcount_begin() and cond_resched() before - * retrying is required as we want to give the writers a chance - * to complete when CONFIG_PREEMPT is not set. */ int netdev_get_name(struct net *net, char *name, int ifindex) { struct net_device *dev; - unsigned int seq; + int ret;

-retry: - seq = raw_seqcount_begin(&devnet_rename_seq); + down_read(&devnet_rename_sem); rcu_read_lock(); + dev = dev_get_by_index_rcu(net, ifindex); if (!dev) { - rcu_read_unlock(); - return -ENODEV; + ret = -ENODEV; + goto out; }

strcpy(name, dev->name); - rcu_read_unlock(); - if (read_seqcount_retry(&devnet_rename_seq, seq)) { - cond_resched(); - goto retry; - }

- return 0; + ret = 0; +out: + rcu_read_unlock(); + up_read(&devnet_rename_sem); + return ret; }

/** @@ -1157,10 +1153,10 @@ int dev_change_name(struct net_device *dev, const char *newname) if (dev->flags & IFF_UP) return -EBUSY;

- write_seqcount_begin(&devnet_rename_seq); + down_write(&devnet_rename_sem);

if (strncmp(newname, dev->name, IFNAMSIZ) == 0) { - write_seqcount_end(&devnet_rename_seq); + up_write(&devnet_rename_sem); return 0; }

@@ -1168,7 +1164,7 @@ int dev_change_name(struct net_device *dev, const char *newname)

err = dev_get_valid_name(net, dev, newname); if (err < 0) { - write_seqcount_end(&devnet_rename_seq); + up_write(&devnet_rename_sem); return err; }

@@ -1183,11 +1179,11 @@ rollback: if (ret) { memcpy(dev->name, oldname, IFNAMSIZ); dev->name_assign_type = old_assign_type; - write_seqcount_end(&devnet_rename_seq); + up_write(&devnet_rename_sem); return ret; }

- write_seqcount_end(&devnet_rename_seq); + up_write(&devnet_rename_sem);

netdev_adjacent_rename_links(dev, oldname);

@@ -1208,7 +1204,7 @@ rollback: /* err >= 0 after dev_alloc_name() or stores the first errno */ if (err >= 0) { err = ret; - write_seqcount_begin(&devnet_rename_seq); + down_write(&devnet_rename_sem); memcpy(dev->name, oldname, IFNAMSIZ); memcpy(oldname, newname, IFNAMSIZ); dev->name_assign_type = old_assign_type; @@ -7359,6 +7355,13 @@ int register_netdevice(struct net_device *dev) rcu_barrier();

dev->reg_state = NETREG_UNREGISTERED; + /* We should put the kobject that hold in + * netdev_unregister_kobject(), otherwise + * the net device cannot be freed when + * driver calls free_netdev(), because the + * kobject is being hold. + */ + kobject_put(&dev->dev.kobj); } /* * Prevent userspace races by waiting until the network diff --git a/net/core/sock.c b/net/core/sock.c index 41794a698da66..dac9365151df9 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -1403,6 +1403,7 @@ struct sock *sk_alloc(struct net *net, int family, gfp_t priority, cgroup_sk_alloc(&sk->sk_cgrp_data); sock_update_classid(&sk->sk_cgrp_data); sock_update_netprioidx(&sk->sk_cgrp_data); + sk_tx_queue_clear(sk); }

return sk; @@ -1587,6 +1588,7 @@ struct sock *sk_clone_lock(const struct sock *sk, const gfp_t priority) */ sk_refcnt_debug_inc(newsk); sk_set_socket(newsk, NULL); + sk_tx_queue_clear(newsk); newsk->sk_wq = NULL;

if (newsk->sk_prot->sockets_allocated) diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c index 6aec95e1fc134..305104d116d62 100644 --- a/net/ipv4/fib_semantics.c +++ b/net/ipv4/fib_semantics.c @@ -776,7 +776,7 @@ static int fib_check_nh(struct fib_config *cfg, struct fib_info *fi, if (fl4.flowi4_scope < RT_SCOPE_LINK) fl4.flowi4_scope = RT_SCOPE_LINK;

- if (cfg->fc_table) + if (cfg->fc_table && cfg->fc_table != RT_TABLE_MAIN) tbl = fib_get_table(net, cfg->fc_table);

if (tbl) diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c index dd5db4cc7d066..5f2e3334cccec 100644 --- a/net/ipv4/ip_tunnel.c +++ b/net/ipv4/ip_tunnel.c @@ -98,9 +98,10 @@ struct ip_tunnel *ip_tunnel_lookup(struct ip_tunnel_net *itn, __be32 remote, __be32 local, __be32 key) { - unsigned int hash; struct ip_tunnel *t, *cand = NULL; struct hlist_head *head; + struct net_device *ndev; + unsigned int hash;

hash = ip_tunnel_hash(key, remote); head = &itn->tunnels[hash]; @@ -175,8 +176,9 @@ struct ip_tunnel *ip_tunnel_lookup(struct ip_tunnel_net *itn, if (t) return t;

- if (itn->fb_tunnel_dev && itn->fb_tunnel_dev->flags & IFF_UP) - return netdev_priv(itn->fb_tunnel_dev); + ndev = READ_ONCE(itn->fb_tunnel_dev); + if (ndev && ndev->flags & IFF_UP) + return netdev_priv(ndev);

return NULL; } @@ -1193,9 +1195,9 @@ void ip_tunnel_uninit(struct net_device *dev) struct ip_tunnel_net *itn;

itn = net_generic(net, tunnel->ip_tnl_net_id); - /* fb_tunnel_dev will be unregisted in net-exit call. */ - if (itn->fb_tunnel_dev != dev) - ip_tunnel_del(itn, netdev_priv(dev)); + ip_tunnel_del(itn, netdev_priv(dev)); + if (itn->fb_tunnel_dev == dev) + WRITE_ONCE(itn->fb_tunnel_dev, NULL);

dst_cache_reset(&tunnel->dst_cache); } diff --git a/net/ipv4/tcp_cubic.c b/net/ipv4/tcp_cubic.c index c99230efcd52d..00397c6add202 100644 --- a/net/ipv4/tcp_cubic.c +++ b/net/ipv4/tcp_cubic.c @@ -414,6 +414,8 @@ static void hystart_update(struct sock *sk, u32 delay)

if (hystart_detect & HYSTART_DELAY) { /* obtain the minimum delay of more than sampling packets */ + if (ca->curr_rtt > delay) + ca->curr_rtt = delay; if (ca->sample_cnt < HYSTART_MIN_SAMPLES) { if (ca->curr_rtt == 0 || ca->curr_rtt > delay) ca->curr_rtt = delay; diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 52014c5312b92..b3953f789891f 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -4537,7 +4537,11 @@ static void tcp_data_queue_ofo(struct sock *sk, struct sk_buff *skb) if (tcp_ooo_try_coalesce(sk, tp->ooo_last_skb, skb, &fragstolen)) { coalesce_done: - tcp_grow_window(sk, skb); + /* For non sack flows, do not grow window to force DUPACK + * and trigger fast retransmit. + */ + if (tcp_is_sack(tp)) + tcp_grow_window(sk, skb); kfree_skb_partial(skb, fragstolen); skb = NULL; goto add_sack; @@ -4621,7 +4625,11 @@ add_sack: tcp_sack_new_ofo_skb(sk, seq, end_seq); end: if (skb) { - tcp_grow_window(sk, skb); + /* For non sack flows, do not grow window to force DUPACK + * and trigger fast retransmit. + */ + if (tcp_is_sack(tp)) + tcp_grow_window(sk, skb); skb_set_owner_r(skb, sk); } } diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index caee5530ae2ce..ca001ecb7197c 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -124,6 +124,7 @@ static struct ip6_tnl *ip6gre_tunnel_lookup(struct net_device *dev, int dev_type = (gre_proto == htons(ETH_P_TEB)) ? ARPHRD_ETHER : ARPHRD_IP6GRE; int score, cand_score = 4; + struct net_device *ndev;

for_each_ip_tunnel_rcu(t, ign->tunnels_r_l[h0 ^ h1]) { if (!ipv6_addr_equal(local, &t->parms.laddr) || @@ -226,9 +227,9 @@ static struct ip6_tnl *ip6gre_tunnel_lookup(struct net_device *dev, if (cand) return cand;

- dev = ign->fb_tunnel_dev; - if (dev->flags & IFF_UP) - return netdev_priv(dev); + ndev = READ_ONCE(ign->fb_tunnel_dev); + if (ndev && ndev->flags & IFF_UP) + return netdev_priv(ndev);

return NULL; } @@ -364,6 +365,8 @@ static void ip6gre_tunnel_uninit(struct net_device *dev) struct ip6gre_net *ign = net_generic(t->net, ip6gre_net_id);

ip6gre_tunnel_unlink(ign, t); + if (ign->fb_tunnel_dev == dev) + WRITE_ONCE(ign->fb_tunnel_dev, NULL); dst_cache_reset(&t->dst_cache); dev_put(dev); } diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c index e065d48b31b9f..f904b9b240275 100644 --- a/net/ipv6/mcast.c +++ b/net/ipv6/mcast.c @@ -2601,6 +2601,7 @@ void ipv6_mc_destroy_dev(struct inet6_dev *idev) idev->mc_list = i->next;

write_unlock_bh(&idev->lock); + ip6_mc_clear_src(i); ma_put(i); write_lock_bh(&idev->lock); } diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c index fdc1de1cb4fa6..c191ea65a6c7f 100644 --- a/net/l2tp/l2tp_core.c +++ b/net/l2tp/l2tp_core.c @@ -351,8 +351,13 @@ int l2tp_session_register(struct l2tp_session *session,

spin_lock_bh(&pn->l2tp_session_hlist_lock);

+ /* IP encap expects session IDs to be globally unique, while + * UDP encap doesn't. + */ hlist_for_each_entry(session_walk, g_head, global_hlist) - if (session_walk->session_id == session->session_id) { + if (session_walk->session_id == session->session_id && + (session_walk->tunnel->encap == L2TP_ENCAPTYPE_IP || + tunnel->encap == L2TP_ENCAPTYPE_IP)) { err = -EEXIST; goto err_tlock_pnlock; } diff --git a/net/netfilter/ipset/ip_set_core.c b/net/netfilter/ipset/ip_set_core.c index f64660e9ff879..511496278262c 100644 --- a/net/netfilter/ipset/ip_set_core.c +++ b/net/netfilter/ipset/ip_set_core.c @@ -379,6 +379,8 @@ ip_set_elem_len(struct ip_set *set, struct nlattr *tb[], size_t len, for (id = 0; id < IPSET_EXT_ID_MAX; id++) { if (!add_extension(id, cadt_flags, tb)) continue; + if (align < ip_set_extensions[id].align) + align = ip_set_extensions[id].align; len = ALIGN(len, ip_set_extensions[id].align); set->offset[id] = len; set->extensions |= ip_set_extensions[id].type; diff --git a/net/rxrpc/call_accept.c b/net/rxrpc/call_accept.c index 832d854c2d5c4..01ad588144e32 100644 --- a/net/rxrpc/call_accept.c +++ b/net/rxrpc/call_accept.c @@ -26,6 +26,11 @@ #include <net/ip.h> #include "ar-internal.h"

+static void rxrpc_dummy_notify(struct sock *sk, struct rxrpc_call *call, + unsigned long user_call_ID) +{ +} + /* * Preallocate a single service call, connection and peer and, if possible, * give them a user ID and attach the user's side of the ID to them. @@ -224,6 +229,8 @@ void rxrpc_discard_prealloc(struct rxrpc_sock *rx) if (rx->discard_new_call) { _debug("discard %lx", call->user_call_ID); rx->discard_new_call(call, call->user_call_ID); + if (call->notify_rx) + call->notify_rx = rxrpc_dummy_notify; rxrpc_put_call(call, rxrpc_call_put_kernel); } rxrpc_call_completed(call); diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c index 88ce8edf12614..04ca08f852209 100644 --- a/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c @@ -337,6 +337,7 @@ void __netdev_watchdog_up(struct net_device *dev) dev_hold(dev); } } +EXPORT_SYMBOL_GPL(__netdev_watchdog_up);

static void dev_watchdog_up(struct net_device *dev) { diff --git a/net/sctp/associola.c b/net/sctp/associola.c index 16e120b84118e..8c5597d07240a 100644 --- a/net/sctp/associola.c +++ b/net/sctp/associola.c @@ -1583,12 +1583,15 @@ void sctp_assoc_rwnd_decrease(struct sctp_association *asoc, unsigned int len) int sctp_assoc_set_bind_addr_from_ep(struct sctp_association *asoc, sctp_scope_t scope, gfp_t gfp) { + struct sock *sk = asoc->base.sk; int flags;

/* Use scoping rules to determine the subset of addresses from * the endpoint. */ - flags = (PF_INET6 == asoc->base.sk->sk_family) ? SCTP_ADDR6_ALLOWED : 0; + flags = (PF_INET6 == sk->sk_family) ? SCTP_ADDR6_ALLOWED : 0; + if (!inet_v6_ipv6only(sk)) + flags |= SCTP_ADDR4_ALLOWED; if (asoc->peer.ipv4_address) flags |= SCTP_ADDR4_PEERSUPP; if (asoc->peer.ipv6_address) diff --git a/net/sctp/bind_addr.c b/net/sctp/bind_addr.c index 401c60750b206..dc4335d817d80 100644 --- a/net/sctp/bind_addr.c +++ b/net/sctp/bind_addr.c @@ -451,6 +451,7 @@ static int sctp_copy_one_addr(struct net *net, struct sctp_bind_addr *dest, * well as the remote peer. */ if ((((AF_INET == addr->sa.sa_family) && + (flags & SCTP_ADDR4_ALLOWED) && (flags & SCTP_ADDR4_PEERSUPP))) || (((AF_INET6 == addr->sa.sa_family) && (flags & SCTP_ADDR6_ALLOWED) && diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c index c5a2a538279b7..b2c242facf1b9 100644 --- a/net/sctp/protocol.c +++ b/net/sctp/protocol.c @@ -210,6 +210,7 @@ int sctp_copy_local_addr_list(struct net *net, struct sctp_bind_addr *bp, * sock as well as the remote peer. */ if ((((AF_INET == addr->a.sa.sa_family) && + (copy_flags & SCTP_ADDR4_ALLOWED) && (copy_flags & SCTP_ADDR4_PEERSUPP))) || (((AF_INET6 == addr->a.sa.sa_family) && (copy_flags & SCTP_ADDR6_ALLOWED) && diff --git a/net/sunrpc/addr.c b/net/sunrpc/addr.c index 2e0a6f92e563d..8391c27855501 100644 --- a/net/sunrpc/addr.c +++ b/net/sunrpc/addr.c @@ -81,11 +81,11 @@ static size_t rpc_ntop6(const struct sockaddr *sap,

rc = snprintf(scopebuf, sizeof(scopebuf), "%c%u", IPV6_SCOPE_DELIMITER, sin6->sin6_scope_id); - if (unlikely((size_t)rc > sizeof(scopebuf))) + if (unlikely((size_t)rc >= sizeof(scopebuf))) return 0;

len += rc; - if (unlikely(len > buflen)) + if (unlikely(len >= buflen)) return 0;

strcat(buf, scopebuf); diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c index 34f94052c519d..137f92bfafac7 100644 --- a/net/sunrpc/rpc_pipe.c +++ b/net/sunrpc/rpc_pipe.c @@ -1347,6 +1347,7 @@ rpc_gssd_dummy_populate(struct dentry *root, struct rpc_pipe *pipe_data) q.len = strlen(gssd_dummy_clnt_dir[0].name); clnt_dentry = d_hash_and_lookup(gssd_dentry, &q); if (!clnt_dentry) { + __rpc_depopulate(gssd_dentry, gssd_dummy_clnt_dir, 0, 1); pipe_dentry = ERR_PTR(-ENOENT); goto out; } diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c index 69846c6574ef6..dd547edee59f2 100644 --- a/net/sunrpc/xdr.c +++ b/net/sunrpc/xdr.c @@ -1036,6 +1036,7 @@ xdr_buf_subsegment(struct xdr_buf *buf, struct xdr_buf *subbuf, base = 0; } else { base -= buf->head[0].iov_len; + subbuf->head[0].iov_base = buf->head[0].iov_base; subbuf->head[0].iov_len = 0; }

@@ -1048,6 +1049,8 @@ xdr_buf_subsegment(struct xdr_buf *buf, struct xdr_buf *subbuf, base = 0; } else { base -= buf->page_len; + subbuf->pages = buf->pages; + subbuf->page_base = 0; subbuf->page_len = 0; }

@@ -1059,6 +1062,7 @@ xdr_buf_subsegment(struct xdr_buf *buf, struct xdr_buf *subbuf, base = 0; } else { base -= buf->tail[0].iov_len; + subbuf->tail[0].iov_base = buf->tail[0].iov_base; subbuf->tail[0].iov_len = 0; }

diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include index 558dea61db114..1920b9e2d2514 100644 --- a/scripts/Kbuild.include +++ b/scripts/Kbuild.include @@ -82,20 +82,21 @@ cc-cross-prefix = \ fi)))

# output directory for tests below -TMPOUT := $(if $(KBUILD_EXTMOD),$(firstword $(KBUILD_EXTMOD))/) +TMPOUT = $(if $(KBUILD_EXTMOD),$(firstword $(KBUILD_EXTMOD))/).tmp_$$$$

# try-run # Usage: option = $(call try-run, $(CC)...-o "$$TMP",option-ok,otherwise) # Exit code chooses option. "$$TMP" is can be used as temporary file and # is automatically cleaned up. try-run = $(shell set -e; \ - TMP="$(TMPOUT).$$$$.tmp"; \ - TMPO="$(TMPOUT).$$$$.o"; \ + TMP=$(TMPOUT)/tmp; \ + TMPO=$(TMPOUT)/tmp.o; \ + mkdir -p $(TMPOUT); \ + trap "rm -rf $(TMPOUT)" EXIT; \ if ($(1)) >/dev/null 2>&1; \ then echo "$(2)"; \ else echo "$(3)"; \ - fi; \ - rm -f "$$TMP" "$$TMPO") + fi)

# as-option # Usage: cflags-y += $(call as-option,-Wa$(comma)-isa=foo,) diff --git a/scripts/mksysmap b/scripts/mksysmap index a35acc0d0b827..9aa23d15862a0 100755 --- a/scripts/mksysmap +++ b/scripts/mksysmap @@ -41,4 +41,4 @@ # so we just ignore them to let readprofile continue to work. # (At least sparc64 has __crc_ in the middle).

-$NM -n $1 | grep -v '( [aNUw] )|(__crc_)|( $[adt])|( .L)' > $2 +$NM -n $1 | grep -v '( [aNUw] )|(__crc_)|( $[adt])|( .L)' > $2 diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c index bfc4ffa1fa1a4..6ca297821d459 100644 --- a/security/selinux/ss/services.c +++ b/security/selinux/ss/services.c @@ -2616,8 +2616,12 @@ err: if (*names) { for (i = 0; i < *len; i++) kfree((*names)[i]); + kfree(*names); } kfree(*values); + *len = 0; + *names = NULL; + *values = NULL; goto out; }

diff --git a/sound/isa/wavefront/wavefront_synth.c b/sound/isa/wavefront/wavefront_synth.c index 718d5e3b7806f..6c06d06457796 100644 --- a/sound/isa/wavefront/wavefront_synth.c +++ b/sound/isa/wavefront/wavefront_synth.c @@ -1174,7 +1174,10 @@ wavefront_send_alias (snd_wavefront_t *dev, wavefront_patch_info *header) "alias for %d\n", header->number, header->hdr.a.OriginalSample); - + + if (header->number >= WF_MAX_SAMPLE) + return -EINVAL; + munge_int32 (header->number, &alias_hdr[0], 2); munge_int32 (header->hdr.a.OriginalSample, &alias_hdr[2], 2); munge_int32 (*((unsigned int *)&header->hdr.a.sampleStartOffset), @@ -1205,6 +1208,9 @@ wavefront_send_multisample (snd_wavefront_t *dev, wavefront_patch_info *header) int num_samples; unsigned char *msample_hdr;

+ if (header->number >= WF_MAX_SAMPLE) + return -EINVAL; + msample_hdr = kmalloc(WF_MSAMPLE_BYTES, GFP_KERNEL); if (! msample_hdr) return -ENOMEM; diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index a866a20349c32..2def4ad579ccf 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -3687,6 +3687,11 @@ HDA_CODEC_ENTRY(0x10de0095, "GPU 95 HDMI/DP", patch_nvhdmi), HDA_CODEC_ENTRY(0x10de0097, "GPU 97 HDMI/DP", patch_nvhdmi), HDA_CODEC_ENTRY(0x10de0098, "GPU 98 HDMI/DP", patch_nvhdmi), HDA_CODEC_ENTRY(0x10de0099, "GPU 99 HDMI/DP", patch_nvhdmi), +HDA_CODEC_ENTRY(0x10de009a, "GPU 9a HDMI/DP", patch_nvhdmi), +HDA_CODEC_ENTRY(0x10de009d, "GPU 9d HDMI/DP", patch_nvhdmi), +HDA_CODEC_ENTRY(0x10de009e, "GPU 9e HDMI/DP", patch_nvhdmi), +HDA_CODEC_ENTRY(0x10de009f, "GPU 9f HDMI/DP", patch_nvhdmi), +HDA_CODEC_ENTRY(0x10de00a0, "GPU a0 HDMI/DP", patch_nvhdmi), HDA_CODEC_ENTRY(0x10de8001, "MCP73 HDMI", patch_nvhdmi_2ch), HDA_CODEC_ENTRY(0x10de8067, "MCP67/68 HDMI", patch_nvhdmi_2ch), HDA_CODEC_ENTRY(0x11069f80, "VX900 HDMI/DP", patch_via_hdmi), diff --git a/sound/soc/fsl/fsl_asrc_dma.c b/sound/soc/fsl/fsl_asrc_dma.c index dc30d780f8742..3fcf174b99d30 100644 --- a/sound/soc/fsl/fsl_asrc_dma.c +++ b/sound/soc/fsl/fsl_asrc_dma.c @@ -243,6 +243,7 @@ static int fsl_asrc_dma_hw_params(struct snd_pcm_substream *substream, ret = dmaengine_slave_config(pair->dma_chan[dir], &config_be); if (ret) { dev_err(dev, "failed to config DMA channel for Back-End\n"); + dma_release_channel(pair->dma_chan[dir]); return ret; }

diff --git a/sound/usb/card.h b/sound/usb/card.h index 111b0f009afa4..c4599cf0ddc94 100644 --- a/sound/usb/card.h +++ b/sound/usb/card.h @@ -80,6 +80,10 @@ struct snd_usb_endpoint { dma_addr_t sync_dma; /* DMA address of syncbuf */

unsigned int pipe; /* the data i/o pipe */ + unsigned int framesize[2]; /* small/large frame sizes in samples */ + unsigned int sample_rem; /* remainder from division fs/fps */ + unsigned int sample_accum; /* sample accumulator */ + unsigned int fps; /* frames per second */ unsigned int freqn; /* nominal sampling rate in fs/fps in Q16.16 format */ unsigned int freqm; /* momentary sampling rate in fs/fps in Q16.16 format */ int freqshift; /* how much to shift the feedback value to get Q16.16 */ diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c index 30aa5f2df6da5..b5207e71ed720 100644 --- a/sound/usb/endpoint.c +++ b/sound/usb/endpoint.c @@ -137,12 +137,12 @@ int snd_usb_endpoint_implicit_feedback_sink(struct snd_usb_endpoint *ep)

/* * For streaming based on information derived from sync endpoints, - * prepare_outbound_urb_sizes() will call next_packet_size() to + * prepare_outbound_urb_sizes() will call slave_next_packet_size() to * determine the number of samples to be sent in the next packet. * - * For implicit feedback, next_packet_size() is unused. + * For implicit feedback, slave_next_packet_size() is unused. */ -int snd_usb_endpoint_next_packet_size(struct snd_usb_endpoint *ep) +int snd_usb_endpoint_slave_next_packet_size(struct snd_usb_endpoint *ep) { unsigned long flags; int ret; @@ -159,6 +159,29 @@ int snd_usb_endpoint_next_packet_size(struct snd_usb_endpoint *ep) return ret; }

+/* + * For adaptive and synchronous endpoints, prepare_outbound_urb_sizes() + * will call next_packet_size() to determine the number of samples to be + * sent in the next packet. + */ +int snd_usb_endpoint_next_packet_size(struct snd_usb_endpoint *ep) +{ + int ret; + + if (ep->fill_max) + return ep->maxframesize; + + ep->sample_accum += ep->sample_rem; + if (ep->sample_accum >= ep->fps) { + ep->sample_accum -= ep->fps; + ret = ep->framesize[1]; + } else { + ret = ep->framesize[0]; + } + + return ret; +} + static void retire_outbound_urb(struct snd_usb_endpoint *ep, struct snd_urb_ctx *urb_ctx) { @@ -203,6 +226,8 @@ static void prepare_silent_urb(struct snd_usb_endpoint *ep,

if (ctx->packet_size[i]) counts = ctx->packet_size[i]; + else if (ep->sync_master) + counts = snd_usb_endpoint_slave_next_packet_size(ep); else counts = snd_usb_endpoint_next_packet_size(ep);

@@ -875,10 +900,17 @@ int snd_usb_endpoint_set_params(struct snd_usb_endpoint *ep, ep->maxpacksize = fmt->maxpacksize; ep->fill_max = !!(fmt->attributes & UAC_EP_CS_ATTR_FILL_MAX);

- if (snd_usb_get_speed(ep->chip->dev) == USB_SPEED_FULL) + if (snd_usb_get_speed(ep->chip->dev) == USB_SPEED_FULL) { ep->freqn = get_usb_full_speed_rate(rate); - else + ep->fps = 1000; + } else { ep->freqn = get_usb_high_speed_rate(rate); + ep->fps = 8000; + } + + ep->sample_rem = rate % ep->fps; + ep->framesize[0] = rate / ep->fps; + ep->framesize[1] = (rate + (ep->fps - 1)) / ep->fps;

/* calculate the frequency in 16.16 format */ ep->freqm = ep->freqn; @@ -937,6 +969,7 @@ int snd_usb_endpoint_start(struct snd_usb_endpoint *ep) ep->active_mask = 0; ep->unlink_mask = 0; ep->phase = 0; + ep->sample_accum = 0;

snd_usb_endpoint_start_quirk(ep);

diff --git a/sound/usb/endpoint.h b/sound/usb/endpoint.h index 584f295d7c773..4aad49cbeb5f1 100644 --- a/sound/usb/endpoint.h +++ b/sound/usb/endpoint.h @@ -27,6 +27,7 @@ void snd_usb_endpoint_release(struct snd_usb_endpoint *ep); void snd_usb_endpoint_free(struct snd_usb_endpoint *ep);

int snd_usb_endpoint_implicit_feedback_sink(struct snd_usb_endpoint *ep); +int snd_usb_endpoint_slave_next_packet_size(struct snd_usb_endpoint *ep); int snd_usb_endpoint_next_packet_size(struct snd_usb_endpoint *ep);

void snd_usb_handle_sync_urb(struct snd_usb_endpoint *ep, diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c index 024864ce3f761..6913ea27e978e 100644 --- a/sound/usb/mixer.c +++ b/sound/usb/mixer.c @@ -585,8 +585,9 @@ static int check_matrix_bitmap(unsigned char *bmap, * if failed, give up and free the control instance. */

-int snd_usb_mixer_add_control(struct usb_mixer_elem_list *list, - struct snd_kcontrol *kctl) +int snd_usb_mixer_add_list(struct usb_mixer_elem_list *list, + struct snd_kcontrol *kctl, + bool is_std_info) { struct usb_mixer_interface *mixer = list->mixer; int err; @@ -599,6 +600,7 @@ int snd_usb_mixer_add_control(struct usb_mixer_elem_list *list, return err; } list->kctl = kctl; + list->is_std_info = is_std_info; list->next_id_elem = mixer->id_elems[list->id]; mixer->id_elems[list->id] = list; return 0; @@ -2397,15 +2399,23 @@ void snd_usb_mixer_notify_id(struct usb_mixer_interface *mixer, int unitid) { struct usb_mixer_elem_list *list;

- for (list = mixer->id_elems[unitid]; list; list = list->next_id_elem) + for_each_mixer_elem(list, mixer, unitid) { + struct usb_mixer_elem_info *info; + + if (!list->is_std_info) + continue; + info = mixer_elem_list_to_info(list); + /* invalidate cache, so the value is read from the device */ + info->cached = 0; snd_ctl_notify(mixer->chip->card, SNDRV_CTL_EVENT_MASK_VALUE, &list->kctl->id); + } }

static void snd_usb_mixer_dump_cval(struct snd_info_buffer *buffer, struct usb_mixer_elem_list *list) { - struct usb_mixer_elem_info *cval = (struct usb_mixer_elem_info *)list; + struct usb_mixer_elem_info *cval = mixer_elem_list_to_info(list); static char *val_types[] = {"BOOLEAN", "INV_BOOLEAN", "S8", "U8", "S16", "U16"}; snd_iprintf(buffer, " Info: id=%i, control=%i, cmask=0x%x, " @@ -2431,8 +2441,7 @@ static void snd_usb_mixer_proc_read(struct snd_info_entry *entry, mixer->ignore_ctl_error); snd_iprintf(buffer, "Card: %s\n", chip->card->longname); for (unitid = 0; unitid < MAX_ID_ELEMS; unitid++) { - for (list = mixer->id_elems[unitid]; list; - list = list->next_id_elem) { + for_each_mixer_elem(list, mixer, unitid) { snd_iprintf(buffer, " Unit: %i\n", list->id); if (list->kctl) snd_iprintf(buffer, @@ -2462,19 +2471,21 @@ static void snd_usb_mixer_interrupt_v2(struct usb_mixer_interface *mixer, return; }

- for (list = mixer->id_elems[unitid]; list; list = list->next_id_elem) + for_each_mixer_elem(list, mixer, unitid) count++;

if (count == 0) return;

- for (list = mixer->id_elems[unitid]; list; list = list->next_id_elem) { + for_each_mixer_elem(list, mixer, unitid) { struct usb_mixer_elem_info *info;

if (!list->kctl) continue; + if (!list->is_std_info) + continue;

- info = (struct usb_mixer_elem_info *)list; + info = mixer_elem_list_to_info(list); if (count > 1 && info->control != control) continue;

@@ -2694,7 +2705,7 @@ int snd_usb_mixer_suspend(struct usb_mixer_interface *mixer)

static int restore_mixer_value(struct usb_mixer_elem_list *list) { - struct usb_mixer_elem_info *cval = (struct usb_mixer_elem_info *)list; + struct usb_mixer_elem_info *cval = mixer_elem_list_to_info(list); int c, err, idx;

if (cval->cmask) { @@ -2730,8 +2741,7 @@ int snd_usb_mixer_resume(struct usb_mixer_interface *mixer, bool reset_resume) if (reset_resume) { /* restore cached mixer values */ for (id = 0; id < MAX_ID_ELEMS; id++) { - for (list = mixer->id_elems[id]; list; - list = list->next_id_elem) { + for_each_mixer_elem(list, mixer, id) { if (list->resume) { err = list->resume(list); if (err < 0) diff --git a/sound/usb/mixer.h b/sound/usb/mixer.h index 545d99b09706b..7d16a92210705 100644 --- a/sound/usb/mixer.h +++ b/sound/usb/mixer.h @@ -48,10 +48,17 @@ struct usb_mixer_elem_list { struct usb_mixer_elem_list *next_id_elem; /* list of controls with same id */ struct snd_kcontrol *kctl; unsigned int id; + bool is_std_info; usb_mixer_elem_dump_func_t dump; usb_mixer_elem_resume_func_t resume; };

+/* iterate over mixer element list of the given unit id */ +#define for_each_mixer_elem(list, mixer, id) \ + for ((list) = (mixer)->id_elems[id]; (list); (list) = (list)->next_id_elem) +#define mixer_elem_list_to_info(list) \ + container_of(list, struct usb_mixer_elem_info, head) + struct usb_mixer_elem_info { struct usb_mixer_elem_list head; unsigned int control; /* CS or ICN (high byte) */ @@ -79,8 +86,12 @@ void snd_usb_mixer_notify_id(struct usb_mixer_interface *mixer, int unitid); int snd_usb_mixer_set_ctl_value(struct usb_mixer_elem_info *cval, int request, int validx, int value_set);

-int snd_usb_mixer_add_control(struct usb_mixer_elem_list *list, - struct snd_kcontrol *kctl); +int snd_usb_mixer_add_list(struct usb_mixer_elem_list *list, + struct snd_kcontrol *kctl, + bool is_std_info); + +#define snd_usb_mixer_add_control(list, kctl) \ + snd_usb_mixer_add_list(list, kctl, true)

void snd_usb_mixer_elem_init_std(struct usb_mixer_elem_list *list, struct usb_mixer_interface *mixer, diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c index 723b535ca2ec5..198515f86fcc2 100644 --- a/sound/usb/mixer_quirks.c +++ b/sound/usb/mixer_quirks.c @@ -168,7 +168,8 @@ static int add_single_ctl_with_resume(struct usb_mixer_interface *mixer, return -ENOMEM; } kctl->private_free = snd_usb_mixer_elem_free; - return snd_usb_mixer_add_control(list, kctl); + /* don't use snd_usb_mixer_add_control() here, this is a special list element */ + return snd_usb_mixer_add_list(list, kctl, false); }

/* @@ -1170,7 +1171,7 @@ void snd_emuusb_set_samplerate(struct snd_usb_audio *chip, int unitid = 12; /* SamleRate ExtensionUnit ID */

list_for_each_entry(mixer, &chip->mixer_list, list) { - cval = (struct usb_mixer_elem_info *)mixer->id_elems[unitid]; + cval = mixer_elem_list_to_info(mixer->id_elems[unitid]); if (cval) { snd_usb_mixer_set_ctl_value(cval, UAC_SET_CUR, cval->control << 8, diff --git a/sound/usb/mixer_scarlett.c b/sound/usb/mixer_scarlett.c index 7438e7c4a842d..2876cd9b35b38 100644 --- a/sound/usb/mixer_scarlett.c +++ b/sound/usb/mixer_scarlett.c @@ -287,8 +287,7 @@ static int scarlett_ctl_switch_put(struct snd_kcontrol *kctl,

static int scarlett_ctl_resume(struct usb_mixer_elem_list *list) { - struct usb_mixer_elem_info *elem = - container_of(list, struct usb_mixer_elem_info, head); + struct usb_mixer_elem_info *elem = mixer_elem_list_to_info(list); int i;

for (i = 0; i < elem->channels; i++) @@ -447,8 +446,7 @@ static int scarlett_ctl_enum_put(struct snd_kcontrol *kctl,

static int scarlett_ctl_enum_resume(struct usb_mixer_elem_list *list) { - struct usb_mixer_elem_info *elem = - container_of(list, struct usb_mixer_elem_info, head); + struct usb_mixer_elem_info *elem = mixer_elem_list_to_info(list);

if (elem->cached) snd_usb_set_cur_mix_value(elem, 0, 0, *elem->cache_val); diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c index 9bc995f9b4e17..615213aeda338 100644 --- a/sound/usb/pcm.c +++ b/sound/usb/pcm.c @@ -1483,6 +1483,8 @@ static void prepare_playback_urb(struct snd_usb_substream *subs, for (i = 0; i < ctx->packets; i++) { if (ctx->packet_size[i]) counts = ctx->packet_size[i]; + else if (ep->sync_master) + counts = snd_usb_endpoint_slave_next_packet_size(ep); else counts = snd_usb_endpoint_next_packet_size(ep);

diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index 0484a8d8a5bbe..486d27129ac39 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -1162,6 +1162,7 @@ bool snd_usb_get_sample_rate_quirk(struct snd_usb_audio *chip) static bool is_itf_usb_dsd_2alts_dac(unsigned int id) { switch (id) { + case USB_ID(0x154e, 0x1002): /* Denon DCD-1500RE */ case USB_ID(0x154e, 0x1003): /* Denon DA-300USB */ case USB_ID(0x154e, 0x3005): /* Marantz HD-DAC1 */ case USB_ID(0x154e, 0x3006): /* Marantz SA-14S1 */ diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index 0abca8783bb3c..78485edb9467d 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -341,8 +341,7 @@ static size_t hists__fprintf_nr_sample_events(struct hists *hists, struct report if (evname != NULL) ret += fprintf(fp, " of event '%s'", evname);

- if (symbol_conf.show_ref_callgraph && - strstr(evname, "call-graph=no")) { + if (symbol_conf.show_ref_callgraph && evname && strstr(evname, "call-graph=no")) { ret += fprintf(fp, ", show reference callgraph"); }

diff --git a/tools/testing/selftests/networking/timestamping/timestamping.c b/tools/testing/selftests/networking/timestamping/timestamping.c index 5cdfd743447b7..900ed4b478996 100644 --- a/tools/testing/selftests/networking/timestamping/timestamping.c +++ b/tools/testing/selftests/networking/timestamping/timestamping.c @@ -332,10 +332,16 @@ int main(int argc, char **argv) int val; socklen_t len; struct timeval next; + size_t if_len;

if (argc < 2) usage(0); interface = argv[1]; + if_len = strlen(interface); + if (if_len >= IFNAMSIZ) { + printf("interface name exceeds IFNAMSIZ\n"); + exit(1); + }

for (i = 2; i < argc; i++) { if (!strcasecmp(argv[i], "SO_TIMESTAMP")) @@ -369,12 +375,12 @@ int main(int argc, char **argv) bail("socket");

memset(&device, 0, sizeof(device)); - strncpy(device.ifr_name, interface, sizeof(device.ifr_name)); + memcpy(device.ifr_name, interface, if_len + 1); if (ioctl(sock, SIOCGIFADDR, &device) < 0) bail("getting interface IP address");

memset(&hwtstamp, 0, sizeof(hwtstamp)); - strncpy(hwtstamp.ifr_name, interface, sizeof(hwtstamp.ifr_name)); + memcpy(hwtstamp.ifr_name, interface, if_len + 1); hwtstamp.ifr_data = (void *)&hwconfig; memset(&hwconfig, 0, sizeof(hwconfig)); hwconfig.tx_type = diff --git a/tools/testing/selftests/x86/protection_keys.c b/tools/testing/selftests/x86/protection_keys.c index 874972ccfc95b..5338e668b5e65 100644 --- a/tools/testing/selftests/x86/protection_keys.c +++ b/tools/testing/selftests/x86/protection_keys.c @@ -23,6 +23,7 @@ #define _GNU_SOURCE #include <errno.h> #include <linux/futex.h> +#include <time.h> #include <sys/time.h> #include <sys/syscall.h> #include <string.h> @@ -608,10 +609,10 @@ int alloc_random_pkey(void) int nr_alloced = 0; int random_index; memset(alloced_pkeys, 0, sizeof(alloced_pkeys)); + srand((unsigned int)time(NULL));

/* allocate every possible key and make a note of which ones we got */ max_nr_pkey_allocs = NR_PKEYS; - max_nr_pkey_allocs = 1; for (i = 0; i < max_nr_pkey_allocs; i++) { int new_pkey = alloc_pkey(); if (new_pkey < 0)