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[Cluster-devel] [PATCH 42/51] [GFS2] Move inode deletion out of blocking_cb



From: Wendy Cheng <wcheng redhat com>

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 d631cad..a37efe4 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 &&
-- 
1.5.1.2


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