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authorDavid Teigland <teigland@redhat.com>2013-01-04 02:52:07 +0400
committerSteven Whitehouse <swhiteho@redhat.com>2013-01-28 13:49:15 +0400
commitd4e0bfec9b6fbb9b58640b44e01bb74ae0d29b22 (patch)
tree255f31601ba4745162979ae0cfe80530d60900ac /fs/gfs2/lock_dlm.c
parent949db153b6466c6f7cad5a427ecea94985927311 (diff)
downloadlinux-d4e0bfec9b6fbb9b58640b44e01bb74ae0d29b22.tar.xz
GFS2: fix skip unlock condition
The recent commit fb6791d100d1bba20b5cdbc4912e1f7086ec60f8 included the wrong logic. The lvbptr check was incorrectly added after the patch was tested. Signed-off-by: David Teigland <teigland@redhat.com> Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/gfs2/lock_dlm.c')
-rw-r--r--fs/gfs2/lock_dlm.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/gfs2/lock_dlm.c b/fs/gfs2/lock_dlm.c
index b906ed17a839..9802de0f85e6 100644
--- a/fs/gfs2/lock_dlm.c
+++ b/fs/gfs2/lock_dlm.c
@@ -281,6 +281,7 @@ static void gdlm_put_lock(struct gfs2_glock *gl)
{
struct gfs2_sbd *sdp = gl->gl_sbd;
struct lm_lockstruct *ls = &sdp->sd_lockstruct;
+ int lvb_needs_unlock = 0;
int error;
if (gl->gl_lksb.sb_lkid == 0) {
@@ -294,8 +295,12 @@ static void gdlm_put_lock(struct gfs2_glock *gl)
gfs2_update_request_times(gl);
/* don't want to skip dlm_unlock writing the lvb when lock is ex */
+
+ if (gl->gl_lksb.sb_lvbptr && (gl->gl_state == LM_ST_EXCLUSIVE))
+ lvb_needs_unlock = 1;
+
if (test_bit(SDF_SKIP_DLM_UNLOCK, &sdp->sd_flags) &&
- gl->gl_lksb.sb_lvbptr && (gl->gl_state != LM_ST_EXCLUSIVE)) {
+ !lvb_needs_unlock) {
gfs2_glock_free(gl);
return;
}