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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2015-04-01 18:19:59 +0300
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2015-05-27 22:58:01 +0300
commita76ff6884bfedfafcbb0d9c84c7a6b6a546cba6d (patch)
treeaa2c9b38aeb378fc24b426c9e01ff5ec72cad349 /kernel/rcu
parent5ce035fb7df413a72b6b956d4aa212a866f3b565 (diff)
downloadlinux-a76ff6884bfedfafcbb0d9c84c7a6b6a546cba6d.tar.xz
powerpc: Fix smp_mb__before_spinlock()
Currently, smp_mb__before_spinlock() is defined to be smp_wmb() in core code, but this is not sufficient on PowerPC. This patch therefore supplies an override for the generic definition to strengthen smp_mb__before_spinlock() to smp_mb(), as is needed on PowerPC. Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: <linuxppc-dev@lists.ozlabs.org>
Diffstat (limited to 'kernel/rcu')
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