From 44b0bd38256078e6413335779f598050e5dbaada Mon Sep 17 00:00:00 2001
From: Oleg Nesterov <oleg@redhat.com>
Date: Sun, 3 May 2009 23:11:18 +0200
Subject: [PATCH] --- yaml --- r: 145962 b: refs/heads/master c:
 41c51c98f588edcdf6141cff1895df738e03ddd4 h: refs/heads/master v: v3

---
 [refs]                    | 2 +-
 trunk/kernel/rcupreempt.c | 8 +-------
 2 files changed, 2 insertions(+), 8 deletions(-)

diff --git a/[refs] b/[refs]
index e6967c746e85..c7b0df81ade1 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 05725f7eb4b8acb147c5fc7b91397b1f6bcab00d
+refs/heads/master: 41c51c98f588edcdf6141cff1895df738e03ddd4
diff --git a/trunk/kernel/rcupreempt.c b/trunk/kernel/rcupreempt.c
index ce97a4df64d3..beb0e659adcc 100644
--- a/trunk/kernel/rcupreempt.c
+++ b/trunk/kernel/rcupreempt.c
@@ -1356,17 +1356,11 @@ static int rcu_sched_grace_period(void *arg)
 
 		rcu_ctrlblk.sched_sleep = rcu_sched_sleeping;
 		spin_unlock_irqrestore(&rcu_ctrlblk.schedlock, flags);
-		ret = 0;
+		ret = 0; /* unused */
 		__wait_event_interruptible(rcu_ctrlblk.sched_wq,
 			rcu_ctrlblk.sched_sleep != rcu_sched_sleeping,
 			ret);
 
-		/*
-		 * Signals would prevent us from sleeping, and we cannot
-		 * do much with them in any case.  So flush them.
-		 */
-		if (ret)
-			flush_signals(current);
 		couldsleepnext = 0;
 
 	} while (!kthread_should_stop());