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path: root/fs/ocfs2/dlm/dlmrecovery.c
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Diffstat (limited to 'fs/ocfs2/dlm/dlmrecovery.c')
-rw-r--r--fs/ocfs2/dlm/dlmrecovery.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/fs/ocfs2/dlm/dlmrecovery.c b/fs/ocfs2/dlm/dlmrecovery.c
index 81bd2400e22..6ee8b324712 100644
--- a/fs/ocfs2/dlm/dlmrecovery.c
+++ b/fs/ocfs2/dlm/dlmrecovery.c
@@ -1758,8 +1758,14 @@ void dlm_move_lockres_to_recovery_list(struct dlm_ctxt *dlm,
struct dlm_lock *lock;
res->state |= DLM_LOCK_RES_RECOVERING;
- if (!list_empty(&res->recovering))
+ if (!list_empty(&res->recovering)) {
+ mlog(0,
+ "Recovering res %s:%.*s, is already on recovery list!\n",
+ dlm->name, res->lockname.len, res->lockname.name);
list_del_init(&res->recovering);
+ }
+ /* We need to hold a reference while on the recovery list */
+ dlm_lockres_get(res);
list_add_tail(&res->recovering, &dlm->reco.resources);
/* find any pending locks and put them back on proper list */
@@ -1848,9 +1854,11 @@ static void dlm_finish_local_lockres_recovery(struct dlm_ctxt *dlm,
spin_lock(&res->spinlock);
dlm_change_lockres_owner(dlm, res, new_master);
res->state &= ~DLM_LOCK_RES_RECOVERING;
- __dlm_dirty_lockres(dlm, res);
+ if (!__dlm_lockres_unused(res))
+ __dlm_dirty_lockres(dlm, res);
spin_unlock(&res->spinlock);
wake_up(&res->wq);
+ dlm_lockres_put(res);
}
}
@@ -1883,11 +1891,13 @@ static void dlm_finish_local_lockres_recovery(struct dlm_ctxt *dlm,
dlm->name, res->lockname.len,
res->lockname.name, res->owner);
list_del_init(&res->recovering);
+ dlm_lockres_put(res);
}
spin_lock(&res->spinlock);
dlm_change_lockres_owner(dlm, res, new_master);
res->state &= ~DLM_LOCK_RES_RECOVERING;
- __dlm_dirty_lockres(dlm, res);
+ if (!__dlm_lockres_unused(res))
+ __dlm_dirty_lockres(dlm, res);
spin_unlock(&res->spinlock);
wake_up(&res->wq);
}