From a481d0d019fa961389192ebd096f7b139b966541 Mon Sep 17 00:00:00 2001
From: Ingo Molnar <mingo@elte.hu>
Date: Mon, 9 Jul 2007 18:52:01 +0200
Subject: [PATCH] --- yaml --- r: 58306 b: refs/heads/master c:
 6fb43d7b50e49a36f8be3199141bec473e5ecb00 h: refs/heads/master v: v3

---
 [refs]                      | 2 +-
 trunk/include/linux/sched.h | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/[refs] b/[refs]
index 9e0a14031e31..54cd66b3d9ff 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9c4801cebc2add1fe514bc8eb201b16372eee11a
+refs/heads/master: 6fb43d7b50e49a36f8be3199141bec473e5ecb00
diff --git a/trunk/include/linux/sched.h b/trunk/include/linux/sched.h
index 785ec8465bd3..cfb680585ab8 100644
--- a/trunk/include/linux/sched.h
+++ b/trunk/include/linux/sched.h
@@ -1514,7 +1514,7 @@ extern struct mm_struct * mm_alloc(void);
 extern void FASTCALL(__mmdrop(struct mm_struct *));
 static inline void mmdrop(struct mm_struct * mm)
 {
-	if (atomic_dec_and_test(&mm->mm_count))
+	if (unlikely(atomic_dec_and_test(&mm->mm_count)))
 		__mmdrop(mm);
 }