rcu: Fix a sparse warning in rcu_report_unblock_qs_rnp()

This commit annotates rcu_report_unblock_qs_rnp() in order to fix the
following sparse warning:

kernel/rcu/tree_plugin.h:990:13: warning: context imbalance in 'rcu_report_unblock_qs_rnp' - unexpected unlock

Signed-off-by: Pranith Kumar <bobby.prani@gmail.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Lai Jiangshan <laijs@cn.fujitsu.com>
This commit is contained in:
Pranith Kumar 2014-06-11 16:39:41 -04:00 committed by Paul E. McKenney
parent 615e41c605
commit b41d1b924d

View File

@ -988,6 +988,7 @@ static int rcu_preempt_blocked_readers_cgp(struct rcu_node *rnp)
/* Because preemptible RCU does not exist, no quieting of tasks. */
static void rcu_report_unblock_qs_rnp(struct rcu_node *rnp, unsigned long flags)
__releases(rnp->lock)
{
raw_spin_unlock_irqrestore(&rnp->lock, flags);
}