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path: root/fs/gfs2/lock_dlm.c
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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 46df988323bc..cdd0755d7823 100644
--- a/fs/gfs2/lock_dlm.c
+++ b/fs/gfs2/lock_dlm.c
@@ -21,6 +21,7 @@ static void gdlm_ast(void *arg)
{
struct gfs2_glock *gl = arg;
unsigned ret = gl->gl_state;
+ struct gfs2_sbd *sdp = gl->gl_sbd;
BUG_ON(gl->gl_lksb.sb_flags & DLM_SBF_DEMOTED);
@@ -30,6 +31,8 @@ static void gdlm_ast(void *arg)
switch (gl->gl_lksb.sb_status) {
case -DLM_EUNLOCK: /* Unlocked, so glock can be freed */
kmem_cache_free(gfs2_glock_cachep, gl);
+ if (atomic_dec_and_test(&sdp->sd_glock_disposal))
+ wake_up(&sdp->sd_glock_wait);
return;
case -DLM_ECANCEL: /* Cancel while getting lock */
ret |= LM_OUT_CANCELED;
@@ -167,7 +170,8 @@ static unsigned int gdlm_lock(struct gfs2_glock *gl,
static void gdlm_put_lock(struct kmem_cache *cachep, void *ptr)
{
struct gfs2_glock *gl = ptr;
- struct lm_lockstruct *ls = &gl->gl_sbd->sd_lockstruct;
+ struct gfs2_sbd *sdp = gl->gl_sbd;
+ struct lm_lockstruct *ls = &sdp->sd_lockstruct;
int error;
if (gl->gl_lksb.sb_lkid == 0) {
@@ -183,6 +187,7 @@ static void gdlm_put_lock(struct kmem_cache *cachep, void *ptr)
(unsigned long long)gl->gl_name.ln_number, error);
return;
}
+ atomic_inc(&sdp->sd_glock_disposal);
}
static void gdlm_cancel(struct gfs2_glock *gl)