From 310fa7a36722017088af123043ebd231cd6bc559 Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sat, 10 Mar 2012 17:07:28 -0500
Subject: restore smp_mb() in unlock_new_inode()

wait_on_inode() doesn't have ->i_lock

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 fs/inode.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'fs')

diff --git a/fs/inode.c b/fs/inode.c
index 8affbc9c211..83ab215baab 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -965,6 +965,7 @@ void unlock_new_inode(struct inode *inode)
 	spin_lock(&inode->i_lock);
 	WARN_ON(!(inode->i_state & I_NEW));
 	inode->i_state &= ~I_NEW;
+	smp_mb();
 	wake_up_bit(&inode->i_state, __I_NEW);
 	spin_unlock(&inode->i_lock);
 }
-- 
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