diff options
| author | Ivan Kokshaysky <ink@jurassic.park.msu.ru> | 2009-04-30 15:08:48 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-05-02 15:36:10 -0700 |
| commit | 77b4cf5cb0c9d6010a18030a0e0a8d2aaf6b43ec (patch) | |
| tree | b9b0b9f25e4495499ae5a35f1beaca7a5b240201 /arch/alpha/include/asm/barrier.h | |
| parent | 08a42e86bce511b45ca3eee40f51674b02a777d1 (diff) | |
| download | linux-77b4cf5cb0c9d6010a18030a0e0a8d2aaf6b43ec.tar.bz2 | |
alpha: futex implementation
Signed-off-by: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Cc: Richard Henderson <rth@twiddle.net
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/alpha/include/asm/barrier.h')
| -rw-r--r-- | arch/alpha/include/asm/barrier.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/alpha/include/asm/barrier.h b/arch/alpha/include/asm/barrier.h index ac78eba909bc..ce8860a0b32d 100644 --- a/arch/alpha/include/asm/barrier.h +++ b/arch/alpha/include/asm/barrier.h @@ -16,11 +16,13 @@ __asm__ __volatile__("wmb": : :"memory") __asm__ __volatile__("mb": : :"memory") #ifdef CONFIG_SMP +#define __ASM_SMP_MB "\tmb\n" #define smp_mb() mb() #define smp_rmb() rmb() #define smp_wmb() wmb() #define smp_read_barrier_depends() read_barrier_depends() #else +#define __ASM_SMP_MB #define smp_mb() barrier() #define smp_rmb() barrier() #define smp_wmb() barrier() |