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author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2015-07-14 18:35:23 -0700 |
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committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2015-08-04 08:49:21 -0700 |
commit | 12d560f4ea87030667438a169912380be00cea4b (patch) | |
tree | 3b60a7b97e849bd68573db48dd8608cb43f05694 /arch/powerpc/include/asm/spinlock.h | |
parent | 3dbe43f6fba9f2a0e46e371733575a45704c22ab (diff) | |
download | op-kernel-dev-12d560f4ea87030667438a169912380be00cea4b.zip op-kernel-dev-12d560f4ea87030667438a169912380be00cea4b.tar.gz |
rcu,locking: Privatize smp_mb__after_unlock_lock()
RCU is the only thing that uses smp_mb__after_unlock_lock(), and is
likely the only thing that ever will use it, so this commit makes this
macro private to RCU.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Will Deacon <will.deacon@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: "linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>
Diffstat (limited to 'arch/powerpc/include/asm/spinlock.h')
-rw-r--r-- | arch/powerpc/include/asm/spinlock.h | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/powerpc/include/asm/spinlock.h b/arch/powerpc/include/asm/spinlock.h index 4dbe072..523673d 100644 --- a/arch/powerpc/include/asm/spinlock.h +++ b/arch/powerpc/include/asm/spinlock.h @@ -28,8 +28,6 @@ #include <asm/synch.h> #include <asm/ppc-opcode.h> -#define smp_mb__after_unlock_lock() smp_mb() /* Full ordering for lock. */ - #ifdef CONFIG_PPC64 /* use 0x800000yy when locked, where yy == CPU number */ #ifdef __BIG_ENDIAN__ |