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author | Peter Zijlstra <peterz@infradead.org> | 2014-03-13 19:00:37 +0100 |
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committer | Ingo Molnar <mingo@kernel.org> | 2014-04-18 11:40:34 +0200 |
commit | a8ec1516a74554992605f230859936d5d79c27ed (patch) | |
tree | d62cf7d927807ffc96a1706dc391daa29d80a5bc | |
parent | arch,blackfin: Convert smp_mb__*() (diff) | |
download | linux-a8ec1516a74554992605f230859936d5d79c27ed.tar.xz linux-a8ec1516a74554992605f230859936d5d79c27ed.zip |
arch,c6x: Convert smp_mb__*()
c6x doesn't have a barrier.h and completely relies on
asm-generic/barrier.h. Therefore its smp_mb() is barrier() and we can
use the default versions that are smp_mb().
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: Mark Salter <msalter@redhat.com>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Link: http://lkml.kernel.org/n/tip-kl53k3pyj0rbd80jq8ralpf3@git.kernel.org
Cc: Aurelien Jacquiot <a-jacquiot@ti.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mark Salter <msalter@redhat.com>
Cc: linux-c6x-dev@linux-c6x.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
-rw-r--r-- | arch/c6x/include/asm/bitops.h | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/arch/c6x/include/asm/bitops.h b/arch/c6x/include/asm/bitops.h index 0bec7e5036a8..f0ab012401b6 100644 --- a/arch/c6x/include/asm/bitops.h +++ b/arch/c6x/include/asm/bitops.h @@ -14,14 +14,8 @@ #ifdef __KERNEL__ #include <linux/bitops.h> - #include <asm/byteorder.h> - -/* - * clear_bit() doesn't provide any barrier for the compiler. - */ -#define smp_mb__before_clear_bit() barrier() -#define smp_mb__after_clear_bit() barrier() +#include <asm/barrier.h> /* * We are lucky, DSP is perfect for bitops: do it in 3 cycles |