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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/ia64 | |
| parent | ab3f02fc237211f0583c1e7ba3bf504747be9b8d (diff) | |
| download | op-kernel-dev-b92b8b35a2e38bde319fd1d68ec84628c1f1b0fb.zip op-kernel-dev-b92b8b35a2e38bde319fd1d68ec84628c1f1b0fb.tar.gz | |
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/ia64')
| -rw-r--r-- | arch/ia64/include/asm/barrier.h | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/arch/ia64/include/asm/barrier.h b/arch/ia64/include/asm/barrier.h index 03117e7..843ba43 100644 --- a/arch/ia64/include/asm/barrier.h +++ b/arch/ia64/include/asm/barrier.h @@ -77,12 +77,7 @@ do { \ ___p1; \ }) -/* - * XXX check on this ---I suspect what Linus really wants here is - * acquire vs release semantics but we can't discuss this stuff with - * Linus just yet. Grrr... - */ -#define set_mb(var, value) do { WRITE_ONCE(var, value); mb(); } while (0) +#define smp_store_mb(var, value) do { WRITE_ONCE(var, value); mb(); } while (0) /* * The group barrier in front of the rsm & ssm are necessary to ensure |
