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| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-11-27 20:01:25 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-11-27 20:01:25 +0000 |
| commit | 459d2a9f5fcf125ba736f7843189ccdfba11b1ff (patch) | |
| tree | 6664f0ae653081521a3e1df0c506a2532ae6168e /arch/sparc/include/asm/atomic_64.h | |
| parent | 1428c20f7c38e9fbf59923d1b9615ebdaf2862b7 (diff) | |
| parent | 9489e9dcae718d5fde988e4a684a0f55b5f94d17 (diff) | |
| download | blackbird-obmc-linux-459d2a9f5fcf125ba736f7843189ccdfba11b1ff.tar.gz blackbird-obmc-linux-459d2a9f5fcf125ba736f7843189ccdfba11b1ff.zip | |
Merge tag 'v3.7-rc7' into asoc-ux500
Linux 3.7-rc7
Diffstat (limited to 'arch/sparc/include/asm/atomic_64.h')
| -rw-r--r-- | arch/sparc/include/asm/atomic_64.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/sparc/include/asm/atomic_64.h b/arch/sparc/include/asm/atomic_64.h index ce35a1cf1a20..be56a244c9cf 100644 --- a/arch/sparc/include/asm/atomic_64.h +++ b/arch/sparc/include/asm/atomic_64.h @@ -1,7 +1,7 @@ /* atomic.h: Thankfully the V9 is at least reasonable for this * stuff. * - * Copyright (C) 1996, 1997, 2000 David S. Miller (davem@redhat.com) + * Copyright (C) 1996, 1997, 2000, 2012 David S. Miller (davem@redhat.com) */ #ifndef __ARCH_SPARC64_ATOMIC__ @@ -106,6 +106,8 @@ static inline long atomic64_add_unless(atomic64_t *v, long a, long u) #define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1, 0) +extern long atomic64_dec_if_positive(atomic64_t *v); + /* Atomic operations are already serializing */ #define smp_mb__before_atomic_dec() barrier() #define smp_mb__after_atomic_dec() barrier() |
