rcu: Replace smp_wmb() with smp_store_release() for stall check
authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Tue, 1 May 2018 22:05:45 +0000 (15:05 -0700)
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Thu, 12 Jul 2018 22:39:01 +0000 (15:39 -0700)
commit91f63ced7dc4e80acd13386204327d5de00a672d
tree4c30ccd7ea1a69644291b276d5aa19bd79b60bc2
parent77cfc7bf24ba0ba37be54e224007847d485a860f
rcu: Replace smp_wmb() with smp_store_release() for stall check

This commit gets rid of the smp_wmb() in record_gp_stall_check_time()
in favor of an smp_store_release().

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
kernel/rcu/tree.c