diff options
| author | Peter Zijlstra <peterz@infradead.org> | 2014-03-13 22:00:36 +0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2014-04-18 16:20:41 +0400 |
| commit | e4a65e9d395feee195f1219d708e9eb2a2d4b583 (patch) | |
| tree | 0b29daecbdc47c20e2af89f953f162eaa67c9c58 /arch/parisc | |
| parent | 0f5c6f9e18e14b4ebd83dd08e81ca8143d43de28 (diff) | |
| download | linux-e4a65e9d395feee195f1219d708e9eb2a2d4b583.tar.xz | |
arch,parisc: Convert smp_mb__*()
parisc fully relies on asm-generic/barrier.h, therefore its smp_mb()
is barrier and the default implementation suffices.
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-mxs4aubiyesi79v8xx53093q@git.kernel.org
Cc: Helge Deller <deller@gmx.de>
Cc: James E.J. Bottomley <jejb@parisc-linux.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org
Cc: linux-parisc@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/parisc')
| -rw-r--r-- | arch/parisc/include/asm/atomic.h | 6 | ||||
| -rw-r--r-- | arch/parisc/include/asm/bitops.h | 4 |
2 files changed, 2 insertions, 8 deletions
diff --git a/arch/parisc/include/asm/atomic.h b/arch/parisc/include/asm/atomic.h index 472886ceab1d..0be2db2c7d44 100644 --- a/arch/parisc/include/asm/atomic.h +++ b/arch/parisc/include/asm/atomic.h @@ -7,6 +7,7 @@ #include <linux/types.h> #include <asm/cmpxchg.h> +#include <asm/barrier.h> /* * Atomic operations that C can't guarantee us. Useful for @@ -143,11 +144,6 @@ static __inline__ int __atomic_add_unless(atomic_t *v, int a, int u) #define ATOMIC_INIT(i) { (i) } -#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() - #ifdef CONFIG_64BIT #define ATOMIC64_INIT(i) { (i) } diff --git a/arch/parisc/include/asm/bitops.h b/arch/parisc/include/asm/bitops.h index 8c9b631d2a78..3f9406d9b9d6 100644 --- a/arch/parisc/include/asm/bitops.h +++ b/arch/parisc/include/asm/bitops.h @@ -8,6 +8,7 @@ #include <linux/compiler.h> #include <asm/types.h> /* for BITS_PER_LONG/SHIFT_PER_LONG */ #include <asm/byteorder.h> +#include <asm/barrier.h> #include <linux/atomic.h> /* @@ -19,9 +20,6 @@ #define CHOP_SHIFTCOUNT(x) (((unsigned long) (x)) & (BITS_PER_LONG - 1)) -#define smp_mb__before_clear_bit() smp_mb() -#define smp_mb__after_clear_bit() smp_mb() - /* See http://marc.theaimsgroup.com/?t=108826637900003 for discussion * on use of volatile and __*_bit() (set/clear/change): * *_bit() want use of volatile. |