From 615e41c6050a4878b2b68297f4672287941b93cd Mon Sep 17 00:00:00 2001 From: Pranith Kumar Date: Wed, 11 Jun 2014 16:39:40 -0400 Subject: [PATCH] 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 Signed-off-by: Paul E. McKenney Reviewed-by: Lai Jiangshan --- kernel/rcu/tree_plugin.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h index b39ba7239bd6..0409ba34a05c 100644 --- a/kernel/rcu/tree_plugin.h +++ b/kernel/rcu/tree_plugin.h @@ -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); } -- 2.11.0