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authorPeter Zijlstra <peterz@infradead.org>2014-03-13 19:00:37 +0100
committerIngo Molnar <mingo@kernel.org>2014-04-18 11:40:34 +0200
commita8ec1516a74554992605f230859936d5d79c27ed (patch)
treed62cf7d927807ffc96a1706dc391daa29d80a5bc /arch/c6x/include
parentb7bb7d9b28f6278625fbe7892b8c7799bb12a26a (diff)
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>
Diffstat (limited to 'arch/c6x/include')
-rw-r--r--arch/c6x/include/asm/bitops.h8
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