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arch: Move smp_mb__{before,after}_atomic_{inc,dec}.h into asm/atomic.h

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Move the barriers functions that depend on the atomic implementation
into the atomic implementation.

Reviewed-by: Paul E. McKenney <[email protected]>
Signed-off-by: Peter Zijlstra <[email protected]>
Acked-by: Vineet Gupta <[email protected]> [for arch/arc bits]
Cc: Peter Zijlstra <[email protected]>
Cc: Linus Torvalds <[email protected]>
Cc: Andrew Morton <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: Paul E. McKenney <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>
This commit is contained in:
Peter Zijlstra 2013-11-08 12:01:59 +01:00 • committed by Ingo Molnar
commit 1de7da377b
4 changed files with 10 additions and 10 deletions
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5
arch/arc/include/asm/atomic.h
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@ -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

5
arch/arc/include/asm/barrier.h
View file

@ -30,11 +30,6 @@
#define smp_wmb() barrier()
#endif
#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()
#define smp_read_barrier_depends() do { } while (0)
#endif