From d970a997be9b88e58d59bfd82a21599cffbe5e04 Mon Sep 17 00:00:00 2001
From: Steven Rostedt <rostedt@goodmis.org>
Date: Thu, 15 Nov 2012 12:52:44 -0500
Subject: [PATCH] --- yaml --- r: 349836 b: refs/heads/master c:
 8aa2accee41f7045dc904fa41d4475b2f6ffae3e h: refs/heads/master v: v3

---
 [refs]                  | 2 +-
 trunk/kernel/irq_work.c | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 5da4c398ab3a..69c242ff2646 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: c0e980a4bd7fc5c9b748f2f0209d2a48c0fdf0ab
+refs/heads/master: 8aa2accee41f7045dc904fa41d4475b2f6ffae3e
diff --git a/trunk/kernel/irq_work.c b/trunk/kernel/irq_work.c
index 4ed17490f629..480f74715ba9 100644
--- a/trunk/kernel/irq_work.c
+++ b/trunk/kernel/irq_work.c
@@ -109,6 +109,9 @@ bool irq_work_needs_cpu(void)
 	if (llist_empty(this_list))
 		return false;
 
+	/* All work should have been flushed before going offline */
+	WARN_ON_ONCE(cpu_is_offline(smp_processor_id()));
+
 	return true;
 }