From: Wendy Cheng <wcheng@redhat.com>
Date: Thu, 13 Sep 2007 21:52:42 +0000 (-0400)
Subject: [GFS2] Move inode deletion out of blocking_cb
X-Git-Tag: v2.6.24-rc1~1405^2~9
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=49e61f2ef6f7d1d0296e3e30d366b28e0ca595c2;p=linux-2.6-block.git

[GFS2] Move inode deletion out of blocking_cb

Move inode deletion code out of blocking_cb handle_callback route to
avoid racy conditions that end up blocking lock_dlm1 thread. Fix
bugzilla 286821.

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

diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
index d631cad0aeee..a37efe4aae6f 100644
--- a/fs/gfs2/glock.c
+++ b/fs/gfs2/glock.c
@@ -716,12 +716,8 @@ static void handle_callback(struct gfs2_glock *gl, unsigned int state,
 		gl->gl_demote_time = jiffies;
 		if (remote && gl->gl_ops->go_type == LM_TYPE_IOPEN &&
 		    gl->gl_object) {
-			struct inode *inode = igrab(gl->gl_object);
+			gfs2_glock_schedule_for_reclaim(gl);
 			spin_unlock(&gl->gl_spin);
-			if (inode) {
-				d_prune_aliases(inode);
-				iput(inode);
-			}
 			return;
 		}
 	} else if (gl->gl_demote_state != LM_ST_UNLOCKED &&