Wire up syscall entry point for both i386 and x86_64 architectures.
Signed-off-by: Muhammad Usama Anjum usama.anjum@collabora.com --- arch/x86/entry/syscalls/syscall_32.tbl | 1 + arch/x86/entry/syscalls/syscall_64.tbl | 1 + include/linux/syscalls.h | 3 ++- include/uapi/asm-generic/unistd.h | 5 ++++- kernel/sys_ni.c | 1 + tools/include/uapi/asm-generic/unistd.h | 5 ++++- tools/perf/arch/x86/entry/syscalls/syscall_64.tbl | 1 + 7 files changed, 14 insertions(+), 3 deletions(-)
diff --git a/arch/x86/entry/syscalls/syscall_32.tbl b/arch/x86/entry/syscalls/syscall_32.tbl index 320480a8db4f..601d33909880 100644 --- a/arch/x86/entry/syscalls/syscall_32.tbl +++ b/arch/x86/entry/syscalls/syscall_32.tbl @@ -455,3 +455,4 @@ 448 i386 process_mrelease sys_process_mrelease 449 i386 futex_waitv sys_futex_waitv 450 i386 set_mempolicy_home_node sys_set_mempolicy_home_node +451 i386 process_memwatch sys_process_memwatch diff --git a/arch/x86/entry/syscalls/syscall_64.tbl b/arch/x86/entry/syscalls/syscall_64.tbl index c84d12608cd2..3bddea588ce7 100644 --- a/arch/x86/entry/syscalls/syscall_64.tbl +++ b/arch/x86/entry/syscalls/syscall_64.tbl @@ -372,6 +372,7 @@ 448 common process_mrelease sys_process_mrelease 449 common futex_waitv sys_futex_waitv 450 common set_mempolicy_home_node sys_set_mempolicy_home_node +451 common process_memwatch sys_process_memwatch
# # Due to a historical design error, certain syscalls are numbered differently diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index a34b0f9a9972..efa240510e4c 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -939,7 +939,6 @@ asmlinkage long sys_move_pages(pid_t pid, unsigned long nr_pages, const int __user *nodes, int __user *status, int flags); - asmlinkage long sys_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig, siginfo_t __user *uinfo); asmlinkage long sys_perf_event_open( @@ -1056,6 +1055,8 @@ asmlinkage long sys_memfd_secret(unsigned int flags); asmlinkage long sys_set_mempolicy_home_node(unsigned long start, unsigned long len, unsigned long home_node, unsigned long flags); +asmlinkage long sys_process_memwatch(int pidfd, void __user *addr, int len, + unsigned int flags, loff_t __user *vec, int vec_len);
/* * Architecture-specific system calls diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h index 45fa180cc56a..805a8d5cf0c4 100644 --- a/include/uapi/asm-generic/unistd.h +++ b/include/uapi/asm-generic/unistd.h @@ -886,8 +886,11 @@ __SYSCALL(__NR_futex_waitv, sys_futex_waitv) #define __NR_set_mempolicy_home_node 450 __SYSCALL(__NR_set_mempolicy_home_node, sys_set_mempolicy_home_node)
+#define __NR_process_memwatch 451 +__SC_COMP(__NR_process_memwatch, sys_process_memwatch, compat_sys_process_memwatch) + #undef __NR_syscalls -#define __NR_syscalls 451 +#define __NR_syscalls 452
/* * 32 bit systems traditionally used different diff --git a/kernel/sys_ni.c b/kernel/sys_ni.c index a492f159624f..74f31317481a 100644 --- a/kernel/sys_ni.c +++ b/kernel/sys_ni.c @@ -298,6 +298,7 @@ COND_SYSCALL(set_mempolicy); COND_SYSCALL(migrate_pages); COND_SYSCALL(move_pages); COND_SYSCALL(set_mempolicy_home_node); +COND_SYSCALL(process_memwatch);
COND_SYSCALL(perf_event_open); COND_SYSCALL(accept4); diff --git a/tools/include/uapi/asm-generic/unistd.h b/tools/include/uapi/asm-generic/unistd.h index 45fa180cc56a..805a8d5cf0c4 100644 --- a/tools/include/uapi/asm-generic/unistd.h +++ b/tools/include/uapi/asm-generic/unistd.h @@ -886,8 +886,11 @@ __SYSCALL(__NR_futex_waitv, sys_futex_waitv) #define __NR_set_mempolicy_home_node 450 __SYSCALL(__NR_set_mempolicy_home_node, sys_set_mempolicy_home_node)
+#define __NR_process_memwatch 451 +__SC_COMP(__NR_process_memwatch, sys_process_memwatch, compat_sys_process_memwatch) + #undef __NR_syscalls -#define __NR_syscalls 451 +#define __NR_syscalls 452
/* * 32 bit systems traditionally used different diff --git a/tools/perf/arch/x86/entry/syscalls/syscall_64.tbl b/tools/perf/arch/x86/entry/syscalls/syscall_64.tbl index c84d12608cd2..3bddea588ce7 100644 --- a/tools/perf/arch/x86/entry/syscalls/syscall_64.tbl +++ b/tools/perf/arch/x86/entry/syscalls/syscall_64.tbl @@ -372,6 +372,7 @@ 448 common process_mrelease sys_process_mrelease 449 common futex_waitv sys_futex_waitv 450 common set_mempolicy_home_node sys_set_mempolicy_home_node +451 common process_memwatch sys_process_memwatch
# # Due to a historical design error, certain syscalls are numbered differently