Hi,
On 05/29/19 at 01:14pm, Sasha Levin wrote:
Hi,
[This is an automated email]
This commit has been processed because it contains a -stable tag. The stable tag indicates that it's relevant for the following trees: all
The bot has tested the following trees: v5.1.4, v5.0.18, v4.19.45, v4.14.121, v4.9.178, v4.4.180, v3.18.140.
I marked below commit with 'Fixes' tag. Fiexes: eedb92abb9bb ("x86/mm: Make virtual memory layout dynamic for CONFIG_X86_5LEVEL=y")
[bhe@ linux]$ git describe --contains eedb92abb9bb v4.17-rc1~171^2~51
You can see that it was added in kernel 4.17-rc1, as above. Can we just apply this patch to stable trees after 4.17?
v5.1.4: Build OK! v5.0.18: Build OK! v4.19.45: Build OK!
We just apply it to above three trees which are after 4.17, and the build for them is OK. Can we?
Thanks Baoquan
v4.14.121: Failed to apply! Possible dependencies: 4c2b4058ab325 ("x86/mm: Initialize 'pgtable_l5_enabled' at boot-time") 4fa5662b6b496 ("x86/mm: Initialize 'page_offset_base' at boot-time") 5c7919bb1994f ("x86/mm: Make LDT_BASE_ADDR dynamic") a7412546d8cb5 ("x86/mm: Adjust vmalloc base and size at boot-time") b16e770bfa534 ("x86/mm: Initialize 'pgdir_shift' and 'ptrs_per_p4d' at boot-time") c65e774fb3f6a ("x86/mm: Make PGDIR_SHIFT and PTRS_PER_P4D variable") e626e6bb0dfac ("x86/mm: Introduce 'pgtable_l5_enabled'") eedb92abb9bb0 ("x86/mm: Make virtual memory layout dynamic for CONFIG_X86_5LEVEL=y")
v4.9.178: Failed to apply! Possible dependencies: 4c7c44837be77 ("x86/mm: Define virtual memory map for 5-level paging") 5c7919bb1994f ("x86/mm: Make LDT_BASE_ADDR dynamic") 69218e47994da ("x86: Remap GDT tables in the fixmap section") 92a0f81d89571 ("x86/cpu_entry_area: Move it out of the fixmap") a7412546d8cb5 ("x86/mm: Adjust vmalloc base and size at boot-time") aaeed3aeb39c1 ("x86/entry/gdt: Put per-CPU GDT remaps in ascending order") b23adb7d3f7d1 ("x86/xen/gdt: Use X86_FEATURE_XENPV instead of globals for the GDT fixup") b7ffc44d5b2ea ("x86/kvm/vmx: Defer TR reload after VM exit") b9b1a9c363ff7 ("x86/boot/smp/32: Fix initial idle stack location on 32-bit kernels") ed1bbc40a0d10 ("x86/cpu_entry_area: Move it to a separate unit") ef8813ab28050 ("x86/mm/fixmap: Generalize the GDT fixmap mechanism, introduce struct cpu_entry_area")
v4.4.180: Failed to apply! Possible dependencies: 021182e52fe01 ("x86/mm: Enable KASLR for physical mapping memory regions") 0483e1fa6e09d ("x86/mm: Implement ASLR for kernel memory regions") 071a74930e60d ("x86/KASLR: Add virtual address choosing function") 206f25a8319b3 ("x86/KASLR: Remove unneeded boot_params argument") 2bc1cd39fa9f6 ("x86/boot: Clean up pointer casting") 3a94707d7a7bb ("x86/KASLR: Build identity mappings on demand") 4252db10559fc ("x86/KASLR: Update description for decompressor worst case size") 4c7c44837be77 ("x86/mm: Define virtual memory map for 5-level paging") 5c7919bb1994f ("x86/mm: Make LDT_BASE_ADDR dynamic") 6655e0aaf768c ("x86/boot: Rename "real_mode" to "boot_params"") 7de828dfe6070 ("x86/KASLR: Clarify purpose of kaslr.c") 8665e6ff21072 ("x86/boot: Clean up indenting for asm/boot.h") 9016875df408f ("x86/KASLR: Rename "random" to "random_addr"") 92a0f81d89571 ("x86/cpu_entry_area: Move it out of the fixmap") 9b238748cb6e9 ("x86/KASLR: Rename aslr.c to kaslr.c") 9dc1969c24eff ("x86/KASLR: Consolidate mem_avoid[] entries") a7412546d8cb5 ("x86/mm: Adjust vmalloc base and size at boot-time") d2d3462f9f08d ("x86/KASLR: Clarify purpose of each get_random_long()") d899a7d146a2e ("x86/mm: Refactor KASLR entropy functions") ed09acde44e30 ("x86/KASLR: Improve comments around the mem_avoid[] logic")
v3.18.140: Failed to apply! Possible dependencies: 021182e52fe01 ("x86/mm: Enable KASLR for physical mapping memory regions") 0b24becc810dc ("kasan: add kernel address sanitizer infrastructure") 2aa79af642631 ("locking/qspinlock: Revert to test-and-set on hypervisors") 3a94707d7a7bb ("x86/KASLR: Build identity mappings on demand") 4c7c44837be77 ("x86/mm: Define virtual memory map for 5-level paging") 4ea1636b04dbd ("x86/asm/tsc: Rename native_read_tsc() to rdtsc()") 5c7919bb1994f ("x86/mm: Make LDT_BASE_ADDR dynamic") 87be28aaf1458 ("x86/asm/tsc: Replace rdtscll() with native_read_tsc()") 9261e050b686c ("x86/asm/tsc, x86/paravirt: Remove read_tsc() and read_tscp() paravirt hooks") 92a0f81d89571 ("x86/cpu_entry_area: Move it out of the fixmap") 9b238748cb6e9 ("x86/KASLR: Rename aslr.c to kaslr.c") a33fda35e3a76 ("locking/qspinlock: Introduce a simple generic 4-byte queued spinlock") a7412546d8cb5 ("x86/mm: Adjust vmalloc base and size at boot-time") c6e5ca35c4685 ("x86/asm/tsc: Inline native_read_tsc() and remove __native_read_tsc()") cf991de2f614f ("x86/asm/msr: Make wrmsrl_safe() a function") d6f2d75a7ae06 ("x86/kasan: Move KASAN_SHADOW_OFFSET to the arch Kconfig") d73a33973f16a ("locking/qspinlock, x86: Enable x86-64 to use queued spinlocks") d84b6728c54dc ("locking/mcs: Better differentiate between MCS variants") ef7f0d6a6ca8c ("x86_64: add KASan support") f233f7f1581e7 ("locking/pvqspinlock, x86: Implement the paravirt qspinlock call patching")
How should we proceed with this patch?
-- Thanks, Sasha