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author | Peter Zijlstra <peterz@infradead.org> | 2013-11-08 12:01:59 +0100 |
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committer | Ingo Molnar <mingo@kernel.org> | 2014-01-12 10:37:14 +0100 |
commit | 1de7da377bd880ff23917f78924d0e908329d978 (patch) | |
tree | 38700ceabb6050598f3800032617d5c73d7344b8 /arch/arc/include/asm/atomic.h | |
parent | locking/doc: Rename LOCK/UNLOCK to ACQUIRE/RELEASE (diff) | |
download | linux-1de7da377bd880ff23917f78924d0e908329d978.tar.xz linux-1de7da377bd880ff23917f78924d0e908329d978.zip |
arch: Move smp_mb__{before,after}_atomic_{inc,dec}.h into asm/atomic.h
Move the barriers functions that depend on the atomic implementation
into the atomic implementation.
Reviewed-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: Vineet Gupta <vgupta@synopsys.com> [for arch/arc bits]
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Link: http://lkml.kernel.org/r/20131213150640.786183683@infradead.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/arc/include/asm/atomic.h')
-rw-r--r-- | arch/arc/include/asm/atomic.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arc/include/asm/atomic.h b/arch/arc/include/asm/atomic.h index 83f03ca6caf6..03e494f695d1 100644 --- a/arch/arc/include/asm/atomic.h +++ b/arch/arc/include/asm/atomic.h @@ -190,6 +190,11 @@ static inline void atomic_clear_mask(unsigned long mask, unsigned long *addr) #endif /* !CONFIG_ARC_HAS_LLSC */ +#define smp_mb__before_atomic_dec() barrier() +#define smp_mb__after_atomic_dec() barrier() +#define smp_mb__before_atomic_inc() barrier() +#define smp_mb__after_atomic_inc() barrier() + /** * __atomic_add_unless - add unless the number is a given value * @v: pointer of type atomic_t |