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| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2017-04-29 06:11:09 +0300 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2017-06-09 04:51:59 +0300 |
| commit | 6b5fc3a1331810db407c9e0e673dc1837afdc9d0 (patch) | |
| tree | 00ad3040ed3d6ece09a681ea1e531fdc2a5e4bab /include/linux/rcu_node_tree.h | |
| parent | 511324e462a12ea8be1a7e5fc63a992134db80d7 (diff) | |
| download | linux-6b5fc3a1331810db407c9e0e673dc1837afdc9d0.tar.xz | |
rcu: Add memory barriers for NOCB leader wakeup
Wait/wakeup operations do not guarantee ordering on their own. Instead,
either locking or memory barriers are required. This commit therefore
adds memory barriers to wake_nocb_leader() and nocb_leader_wait().
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Tested-by: Krister Johansen <kjlx@templeofstupid.com>
Cc: <stable@vger.kernel.org> # 4.6.x
Diffstat (limited to 'include/linux/rcu_node_tree.h')
0 files changed, 0 insertions, 0 deletions