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Commit 6ae11028 authored by Peter Zijlstra's avatar Peter Zijlstra Committed by Ingo Molnar
Browse files

arch,alpha: Convert smp_mb__*() to the asm-generic primitives 



The Alpha ll/sc primitives do not imply any sort of barrier; therefore
the smp_mb__{before,after} should be a full barrier. This is the
default from asm-generic/barrier.h and therefore just remove the
current definitions.

Signed-off-by: default avatarPeter Zijlstra <peterz@infradead.org>
Acked-by: default avatarPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Link: http://lkml.kernel.org/n/tip-iacwfd15lq3ta2v7jut747r7@git.kernel.org


Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Matt Turner <mattst88@gmail.com>
Cc: Richard Henderson <rth@twiddle.net>
Cc: linux-alpha@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parent febdbfe8

arch/alpha/include/asm/atomic.h

+0 −5
Original line number Diff line number Diff line
@@ -292,9 +292,4 @@ static inline long atomic64_dec_if_positive(atomic64_t *v) 
#define atomic_dec(v) atomic_sub(1,(v))

#define atomic64_dec(v) atomic64_sub(1,(v))



#define smp_mb__before_atomic_dec()	smp_mb()

#define smp_mb__after_atomic_dec()	smp_mb()

#define smp_mb__before_atomic_inc()	smp_mb()

#define smp_mb__after_atomic_inc()	smp_mb()



#endif /* _ALPHA_ATOMIC_H */

arch/alpha/include/asm/bitops.h

+0 −3
Original line number Diff line number Diff line
@@ -53,9 +53,6 @@ __set_bit(unsigned long nr, volatile void * addr) 
	*m |= 1 << (nr & 31);

}



#define smp_mb__before_clear_bit()	smp_mb()

#define smp_mb__after_clear_bit()	smp_mb()



static inline void

clear_bit(unsigned long nr, volatile void * addr)

{