Commit 615e41c6 authored Jun 11, 2014 by Pranith Kumar Committed by Paul E. McKenney Jul 09, 2014

rcu: Fix a sparse warning in rcu_initiate_boost()



This commit annotates rcu_initiate_boost() fixes the following sparse
warning:

	kernel/rcu/tree_plugin.h:1494:13: warning: context imbalance in 'rcu_initiate_boost' - 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>

parent 406e3e53

kernel/rcu/tree_plugin.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -1259,6 +1259,7 @@ static int rcu_boost_kthread(void *arg)
		* about it going away.
		*/
		static void rcu_initiate_boost(struct rcu_node *rnp, unsigned long flags)
		__releases(rnp->lock)
		{
		struct task_struct *t;

		@@ -1494,6 +1495,7 @@ static void rcu_prepare_kthreads(int cpu)
		#else /* #ifdef CONFIG_RCU_BOOST */

		static void rcu_initiate_boost(struct rcu_node *rnp, unsigned long flags)
		__releases(rnp->lock)
		{
		raw_spin_unlock_irqrestore(&rnp->lock, flags);
		}