From f24219b4e90cf70ec4a211b17fbabc725a0ddf3c Mon Sep 17 00:00:00 2001 From: Arun Sharma Date: Tue, 26 Jul 2011 16:09:07 -0700 Subject: atomic: move atomic_add_unless to generic code This is in preparation for more generic atomic primitives based on __atomic_add_unless. Signed-off-by: Arun Sharma Signed-off-by: Hans-Christian Egtvedt Reviewed-by: Eric Dumazet Cc: Ingo Molnar Cc: David Miller Acked-by: Mike Frysinger Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- arch/arm/include/asm/atomic.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'arch/arm/include/asm') diff --git a/arch/arm/include/asm/atomic.h b/arch/arm/include/asm/atomic.h index 4d501f1bdc9..3757e91c528 100644 --- a/arch/arm/include/asm/atomic.h +++ b/arch/arm/include/asm/atomic.h @@ -208,14 +208,14 @@ static inline void atomic_clear_mask(unsigned long mask, unsigned long *addr) #define atomic_xchg(v, new) (xchg(&((v)->counter), new)) -static inline int atomic_add_unless(atomic_t *v, int a, int u) +static inline int __atomic_add_unless(atomic_t *v, int a, int u) { int c, old; c = atomic_read(v); while (c != u && (old = atomic_cmpxchg((v), c, c + a)) != c) c = old; - return c != u; + return c; } #define atomic_inc(v) atomic_add(1, v) -- cgit v1.2.3-70-g09d2