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| author | Peter Zijlstra <peterz@infradead.org> | 2014-03-13 19:00:36 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2014-04-18 14:20:36 +0200 |
| commit | 89607d5e2928d49bb64669d6d1e30e933a33f817 (patch) | |
| tree | 05950da4b8d353d7edba9328baf2c55c41a8450f /arch/m32r/include/asm/atomic.h | |
| parent | 0cd64efb61f1e68be26bd5121ccff3c779dc488b (diff) | |
| download | op-kernel-dev-89607d5e2928d49bb64669d6d1e30e933a33f817.zip op-kernel-dev-89607d5e2928d49bb64669d6d1e30e933a33f817.tar.gz | |
arch,m32r: Convert smp_mb__*()
M32r uses asm-generic/barrier.h and its smp_mb() is barrier();
therefore we can use the generic versions which default to smp_mb().
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Link: http://lkml.kernel.org/n/tip-wh6xljltyvmpy9t0bc80k1fy@git.kernel.org
Cc: Hirokazu Takata <takata@linux-m32r.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org
Cc: linux-m32r-ja@ml.linux-m32r.org
Cc: linux-m32r@ml.linux-m32r.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/m32r/include/asm/atomic.h')
| -rw-r--r-- | arch/m32r/include/asm/atomic.h | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/arch/m32r/include/asm/atomic.h b/arch/m32r/include/asm/atomic.h index 0d81697..8ad0ed4 100644 --- a/arch/m32r/include/asm/atomic.h +++ b/arch/m32r/include/asm/atomic.h @@ -13,6 +13,7 @@ #include <asm/assembler.h> #include <asm/cmpxchg.h> #include <asm/dcache_clear.h> +#include <asm/barrier.h> /* * Atomic operations that C can't guarantee us. Useful for @@ -308,10 +309,4 @@ static __inline__ void atomic_set_mask(unsigned long mask, atomic_t *addr) local_irq_restore(flags); } -/* Atomic operations are already serializing on m32r */ -#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() - #endif /* _ASM_M32R_ATOMIC_H */ |
