Merge branch 'linus' into core/rcu

[~andy/linux] / fs / ocfs2 / dlm / dlmunlock.c

diff --git a/fs/ocfs2/dlm/dlmunlock.c b/fs/ocfs2/dlm/dlmunlock.c
index 59866e471d9610f2618d1f02bca5a7beb8167ae3..86ca085ef3246b8066d7f9f976b0866e7e63e168 100644 (file)
--- a/fs/ocfs2/dlm/dlmunlock.c
+++ b/fs/ocfs2/dlm/dlmunlock.c
@@ -147,6 +147,10 @@ static enum dlm_status dlmunlock_common(struct dlm_ctxt *dlm,
                goto leave;
        }
 
+       if (res->state & DLM_LOCK_RES_MIGRATING) {
+               status = DLM_MIGRATING;
+               goto leave;
+       }
 
        /* see above for what the spec says about
         * LKM_CANCEL and the lock queue state */
@@ -155,7 +159,7 @@ static enum dlm_status dlmunlock_common(struct dlm_ctxt *dlm,
        else
                status = dlm_get_unlock_actions(dlm, res, lock, lksb, &actions);
 
-       if (status != DLM_NORMAL && status != DLM_CANCELGRANT)
+       if (status != DLM_NORMAL && (status != DLM_CANCELGRANT || !master_node))
                goto leave;
 
        /* By now this has been masked out of cancel requests. */
@@ -244,8 +248,8 @@ leave:
                /* this should always be coupled with list removal */
                BUG_ON(!(actions & DLM_UNLOCK_REMOVE_LOCK));
                mlog(0, "lock %u:%llu should be gone now! refs=%d\n",
-                    dlm_get_lock_cookie_node(lock->ml.cookie),
-                    dlm_get_lock_cookie_seq(lock->ml.cookie),
+                    dlm_get_lock_cookie_node(be64_to_cpu(lock->ml.cookie)),
+                    dlm_get_lock_cookie_seq(be64_to_cpu(lock->ml.cookie)),
                     atomic_read(&lock->lock_refs.refcount)-1);
                dlm_lock_put(lock);
        }
@@ -379,7 +383,8 @@ static enum dlm_status dlm_send_remote_unlock_request(struct dlm_ctxt *dlm,
  * returns: DLM_NORMAL, DLM_BADARGS, DLM_IVLOCKID,
  *          return value from dlmunlock_master
  */
-int dlm_unlock_lock_handler(struct o2net_msg *msg, u32 len, void *data)
+int dlm_unlock_lock_handler(struct o2net_msg *msg, u32 len, void *data,
+                           void **ret_data)
 {
        struct dlm_ctxt *dlm = data;
        struct dlm_unlock_lock *unlock = (struct dlm_unlock_lock *)msg->buf;
@@ -502,8 +507,8 @@ not_found:
        if (!found)
                mlog(ML_ERROR, "failed to find lock to unlock! "
                               "cookie=%u:%llu\n",
-                              dlm_get_lock_cookie_node(unlock->cookie),
-                              dlm_get_lock_cookie_seq(unlock->cookie));
+                    dlm_get_lock_cookie_node(be64_to_cpu(unlock->cookie)),
+                    dlm_get_lock_cookie_seq(be64_to_cpu(unlock->cookie)));
        else
                dlm_lock_put(lock);