diff options
| author |   Andi Kleen <ak@linux.intel.com> | 2013-11-12 15:08:36 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2013-11-13 12:09:12 +0900 |
| commit | 83460ec8dcac14142e7860a01fa59c267ac4657c (patch) | |
| tree | 6bd63a842820b67150d74267dc07372be339f5c3 /include/linux/compat.h | |
| parent | cramfs: mark as obsolete (diff) | |
| download | linux-dev-83460ec8dcac14142e7860a01fa59c267ac4657c.tar.xz linux-dev-83460ec8dcac14142e7860a01fa59c267ac4657c.zip | |
syscalls.h: use gcc alias instead of assembler aliases for syscalls
Use standard gcc __attribute__((alias(foo))) to define the syscall aliases
instead of custom assembler macros.
This is far cleaner, and also fixes my LTO kernel build.
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/compat.h')
| -rw-r--r-- | include/linux/compat.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/compat.h b/include/linux/compat.h index 345da00a86e0..ada34c92b684 100644 --- a/include/linux/compat.h +++ b/include/linux/compat.h @@ -41,14 +41,14 @@ COMPAT_SYSCALL_DEFINEx(6, _##name, __VA_ARGS__) #define COMPAT_SYSCALL_DEFINEx(x, name, ...) \ - asmlinkage long compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__));\ + asmlinkage long compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__))\ + __attribute__((alias(__stringify(compat_SyS##name)))); \ static inline long C_SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__));\ asmlinkage long compat_SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__));\ asmlinkage long compat_SyS##name(__MAP(x,__SC_LONG,__VA_ARGS__))\ { \ return C_SYSC##name(__MAP(x,__SC_DELOUSE,__VA_ARGS__)); \ } \ - SYSCALL_ALIAS(compat_sys##name, compat_SyS##name); \ static inline long C_SYSC##name(__MAP(x,__SC_DECL,__VA_ARGS__)) #ifndef compat_user_stack_pointer |