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| author | Sascha Hauer <s.hauer@pengutronix.de> | 2011-08-08 08:22:41 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2011-08-08 08:22:41 +0200 |
| commit | 1a43f2012455a977397deffe35912fd3f3ce17b9 (patch) | |
| tree | 5189f337df44e7a495fbd097cd476b0380babd8c /arch/arm/include/asm/atomic.h | |
| parent | e1b96ada659431669efaf3defa997abf5db68130 (diff) | |
| parent | 322a8b034003c0d46d39af85bf24fee27b902f48 (diff) | |
Merge commit 'v3.1-rc1' into imx-fixes
Diffstat (limited to 'arch/arm/include/asm/atomic.h')
| -rw-r--r-- | arch/arm/include/asm/atomic.h | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/arch/arm/include/asm/atomic.h b/arch/arm/include/asm/atomic.h index 7e79503ab89..86976d03438 100644 --- a/arch/arm/include/asm/atomic.h +++ b/arch/arm/include/asm/atomic.h @@ -208,16 +208,15 @@ 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_not_zero(v) atomic_add_unless((v), 1, 0) #define atomic_inc(v) atomic_add(1, v) #define atomic_dec(v) atomic_sub(1, v) @@ -460,9 +459,6 @@ static inline int atomic64_add_unless(atomic64_t *v, u64 a, u64 u) #define atomic64_dec_and_test(v) (atomic64_dec_return((v)) == 0) #define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1LL, 0LL) -#else /* !CONFIG_GENERIC_ATOMIC64 */ -#include <asm-generic/atomic64.h> -#endif -#include <asm-generic/atomic-long.h> +#endif /* !CONFIG_GENERIC_ATOMIC64 */ #endif #endif |