GFS2: Delete debugfs files only after we evict the glocks

This patch moves the call to gfs2_delete_debugfs_file so that it
comes after the glock hash table has been cleared. This way we
can query the debugfs files if umount hangs.

Signed-off-by: Bob Peterson <rpeterso@redhat.com>

diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
index e76058d..51752de 100644 (file)
--- a/fs/gfs2/ops_fstype.c
+++ b/fs/gfs2/ops_fstype.c
@@ -1388,7 +1388,6 @@ static void gfs2_kill_sb(struct super_block *sb)
        sdp->sd_root_dir = NULL;
        sdp->sd_master_dir = NULL;
        shrink_dcache_sb(sb);
-       gfs2_delete_debugfs_file(sdp);
        free_percpu(sdp->sd_lkstats);
        kill_block_super(sb);
 }

diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
index 87271a8..1918bb5 100644 (file)
--- a/fs/gfs2/super.c
+++ b/fs/gfs2/super.c
@@ -924,6 +924,7 @@ restart:
        gfs2_jindex_free(sdp);
        /*  Take apart glock structures and buffer lists  */
        gfs2_gl_hash_clear(sdp);
+       gfs2_delete_debugfs_file(sdp);
        /*  Unmount the locking protocol  */
        gfs2_lm_unmount(sdp);