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| author | Peter Zijlstra <peterz@infradead.org> | 2015-05-12 10:51:55 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2015-05-19 08:32:00 +0200 |
| commit | b92b8b35a2e38bde319fd1d68ec84628c1f1b0fb (patch) | |
| tree | 45aea6d12a580b60848363c10dc355f3307ec1ff /arch/sparc | |
| parent | locking/arch: Add WRITE_ONCE() to set_mb() (diff) | |
| download | linux-b92b8b35a2e38bde319fd1d68ec84628c1f1b0fb.tar.xz linux-b92b8b35a2e38bde319fd1d68ec84628c1f1b0fb.zip | |
locking/arch: Rename set_mb() to smp_store_mb()
Since set_mb() is really about an smp_mb() -- not a IO/DMA barrier
like mb() rename it to match the recent smp_load_acquire() and
smp_store_release().
Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/sparc')
| -rw-r--r-- | arch/sparc/include/asm/barrier_64.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/sparc/include/asm/barrier_64.h b/arch/sparc/include/asm/barrier_64.h index 125fec7512f4..809941e33e12 100644 --- a/arch/sparc/include/asm/barrier_64.h +++ b/arch/sparc/include/asm/barrier_64.h @@ -40,7 +40,7 @@ do { __asm__ __volatile__("ba,pt %%xcc, 1f\n\t" \ #define dma_rmb() rmb() #define dma_wmb() wmb() -#define set_mb(__var, __value) \ +#define smp_store_mb(__var, __value) \ do { WRITE_ONCE(__var, __value); membar_safe("#StoreLoad"); } while(0) #ifdef CONFIG_SMP |