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Date:	Tue,  6 Oct 2015 09:29:36 -0700
From:	"Paul E. McKenney" <>
	"Paul E. McKenney" <>
Subject: [PATCH tip/core/rcu 17/18] rcu: Enable stall warnings for synchronize_rcu_expedited()

This commit redirects synchronize_rcu_expedited()'s wait to
synchronize_sched_expedited_wait(), thus enabling RCU CPU
stall warnings.

Signed-off-by: Paul E. McKenney <>
 kernel/rcu/tree_plugin.h | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h
index 7b61cece80c0..ffeb99e550e8 100644
--- a/kernel/rcu/tree_plugin.h
+++ b/kernel/rcu/tree_plugin.h
@@ -761,8 +761,7 @@ void synchronize_rcu_expedited(void)
 	/* Wait for snapshotted ->blkd_tasks lists to drain. */
 	rnp = rcu_get_root(rsp);
-	wait_event(rsp->expedited_wq,
-		   sync_rcu_preempt_exp_done(rnp));
+	synchronize_sched_expedited_wait(rsp);
 	/* Clean up and exit. */

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