[Cluster-devel] GFS2: Add initialization for address space in super block

[Steven Whitehouse]

>From 39849d6946a84861a517c09ca0b691ce6d98c7a6 Mon Sep 17 00:00:00 2001
From: Steven Whitehouse <swhiteho at redhat.com>
Date: Thu, 9 Jan 2014 16:34:04 +0000
Subject: GFS2: Add initialization for address space in super block

Spotted by Andy Price. This should fix the odd messages from
lockdep caused by 70d4ee94b370c5ef54d0870600f16bd92d18013c

Signed-off-by: Steven Whitehouse <swhiteho at redhat.com>
Cc: Andrew Price <anprice at redhat.com>

diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
index 94aab31..3b820b6 100644
--- a/fs/gfs2/ops_fstype.c
+++ b/fs/gfs2/ops_fstype.c
@@ -102,6 +102,7 @@ static struct gfs2_sbd *init_sbd(struct super_block *sb)
 
 	mapping = &sdp->sd_aspace;
 
+	address_space_init_once(mapping);
 	mapping->a_ops = &gfs2_meta_aops;
 	mapping->host = sb->s_bdev->bd_inode;
 	mapping->flags = 0;
-- 
1.8.3.1