From: Steven Whitehouse <swhiteho@redhat.com>
Date: Wed, 7 Mar 2012 10:43:02 +0000 (+0000)
Subject: GFS2: Flush pending glock work when evicting an inode
X-Git-Tag: upstream/snapshot3+hdmi~7938^2~4
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=35e478f42271673f79066a1ed008c6604621c6fe;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

GFS2: Flush pending glock work when evicting an inode

This ensures that we will not try to access the inode thats
being flushed via the glock after it has been freed.

Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
---

diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
index f3faf72..6172fa7 100644
--- a/fs/gfs2/super.c
+++ b/fs/gfs2/super.c
@@ -1557,6 +1557,7 @@ out:
 	end_writeback(inode);
 	gfs2_dir_hash_inval(ip);
 	ip->i_gl->gl_object = NULL;
+	flush_delayed_work_sync(&ip->i_gl->gl_work);
 	gfs2_glock_add_to_lru(ip->i_gl);
 	gfs2_glock_put(ip->i_gl);
 	ip->i_gl = NULL;