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path: root/fs/ocfs2/dlm/dlmthread.c
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Diffstat (limited to 'fs/ocfs2/dlm/dlmthread.c')
-rw-r--r--fs/ocfs2/dlm/dlmthread.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/ocfs2/dlm/dlmthread.c b/fs/ocfs2/dlm/dlmthread.c
index 76526ea95bb2..610dc76a851b 100644
--- a/fs/ocfs2/dlm/dlmthread.c
+++ b/fs/ocfs2/dlm/dlmthread.c
@@ -455,6 +455,8 @@ void __dlm_dirty_lockres(struct dlm_ctxt *dlm, struct dlm_lock_resource *res)
/* don't shuffle secondary queues */
if ((res->owner == dlm->node_num) &&
!(res->state & DLM_LOCK_RES_DIRTY)) {
+ /* ref for dirty_list */
+ dlm_lockres_get(res);
list_add_tail(&res->dirty, &dlm->dirty_list);
res->state |= DLM_LOCK_RES_DIRTY;
}
@@ -639,6 +641,8 @@ static int dlm_thread(void *data)
list_del_init(&res->dirty);
spin_unlock(&res->spinlock);
spin_unlock(&dlm->spinlock);
+ /* Drop dirty_list ref */
+ dlm_lockres_put(res);
/* lockres can be re-dirtied/re-added to the
* dirty_list in this gap, but that is ok */
@@ -691,6 +695,8 @@ in_progress:
/* if the lock was in-progress, stick
* it on the back of the list */
if (delay) {
+ /* ref for dirty_list */
+ dlm_lockres_get(res);
spin_lock(&res->spinlock);
list_add_tail(&res->dirty, &dlm->dirty_list);
res->state |= DLM_LOCK_RES_DIRTY;