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authorPeter Zijlstra <peterz@infradead.org>2015-05-12 10:51:55 +0200
committerIngo Molnar <mingo@kernel.org>2015-05-19 08:32:00 +0200
commitb92b8b35a2e38bde319fd1d68ec84628c1f1b0fb (patch)
tree45aea6d12a580b60848363c10dc355f3307ec1ff /kernel/futex.c
parentab3f02fc237211f0583c1e7ba3bf504747be9b8d (diff)
downloadblackbird-op-linux-b92b8b35a2e38bde319fd1d68ec84628c1f1b0fb.tar.gz
blackbird-op-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 'kernel/futex.c')
-rw-r--r--kernel/futex.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/futex.c b/kernel/futex.c
index 2579e407ff67..55ca63ad9622 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -2055,7 +2055,7 @@ static void futex_wait_queue_me(struct futex_hash_bucket *hb, struct futex_q *q,
{
/*
* The task state is guaranteed to be set before another task can
- * wake it. set_current_state() is implemented using set_mb() and
+ * wake it. set_current_state() is implemented using smp_store_mb() and
* queue_me() calls spin_unlock() upon completion, both serializing
* access to the hash list and forcing another memory barrier.
*/
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