From: tappro <tappro>
Date: Wed, 3 Sep 2008 08:11:19 +0000 (+0000)
Subject: - export handling for VBR
X-Git-Tag: v1_7_110~2^294
X-Git-Url: https://git.whamcloud.com/?a=commitdiff_plain;h=804060e30a6a37ad3cde3e797b8d40f5d45489d8;p=fs%2Flustre-release.git

- export handling for VBR
  b:15391
  i:rread, bzzz
---

diff --git a/lustre/ldlm/ldlm_lib.c b/lustre/ldlm/ldlm_lib.c
index 5e9e501..b89dff0 100644
--- a/lustre/ldlm/ldlm_lib.c
+++ b/lustre/ldlm/ldlm_lib.c
@@ -740,14 +740,14 @@ int target_handle_connect(struct ptlrpc_request *req, svc_handler_t handler)
                    req->rq_peer.nid != export->exp_connection->c_peer.nid) {
                 /* make darn sure this is coming from the same peer
                  * if the UUIDs matched */
-                  CWARN("%s: cookie %s seen on new NID %s when "
-                          "existing NID %s is already connected\n",
-                        target->obd_name, cluuid.uuid,
-                  libcfs_nid2str(req->rq_peer.nid),
-                  libcfs_nid2str(export->exp_connection->c_peer.nid));
-                  class_export_put(export);
-                  export = NULL;
-                  rc = -EALREADY;
+                CWARN("%s: cookie %s seen on new NID %s when "
+                      "existing NID %s is already connected\n",
+                      target->obd_name, cluuid.uuid,
+                      libcfs_nid2str(req->rq_peer.nid),
+                      libcfs_nid2str(export->exp_connection->c_peer.nid));
+                class_export_put(export);
+                export = NULL;
+                rc = -EALREADY;
         } else if (export != NULL && export->exp_failed) { /* bug 11327 */
                 CDEBUG(D_HA, "%s: exp %p evict in progress - new cookie needed "
                       "for connect\n", export->exp_obd->obd_name, export);
@@ -756,10 +756,11 @@ int target_handle_connect(struct ptlrpc_request *req, svc_handler_t handler)
                 rc = -ENODEV;
         } else if (export != NULL && export->exp_delayed &&
                    !(data && data->ocd_connect_flags & OBD_CONNECT_VBR)) {
+                spin_unlock(&target->obd_dev_lock);
                 class_fail_export(export);
                 class_export_put(export);
                 export = NULL;
-                rc = -ENODEV;
+                GOTO(out, rc = -ENODEV);
         } else if (export != NULL) {
                 spin_lock(&export->exp_lock);
                 export->exp_connecting = 1;
@@ -1225,8 +1226,7 @@ static void target_recovery_expired(unsigned long castmeharder)
 
         spin_lock_bh(&obd->obd_processing_task_lock);
         /* VBR: no clients are remained to replay, stop recovery */
-        if (obd->obd_recovering &&
-            obd->obd_recoverable_clients == 0)
+        if (obd->obd_recovering && obd->obd_recoverable_clients == 0)
                 obd->obd_abort_recovery = 1;
         /* always check versions now */
         obd->obd_version_recov = 1;
@@ -1631,6 +1631,7 @@ int target_queue_last_replay_reply(struct ptlrpc_request *req, int rc)
                 spin_lock(&obd->obd_dev_lock);
                 list_add_tail(&exp->exp_obd_chain_timed,
                               &obd->obd_exports_timed);
+                list_move_tail(&exp->exp_obd_chain, &obd->obd_exports);
                 spin_unlock(&obd->obd_dev_lock);
                 target_send_delayed_replies(obd);
         }