LU-169 lov: add lsm refcounting

[fs/lustre-release.git] / lustre / lov / lovsub_lock.c

diff --git a/lustre/lov/lovsub_lock.c b/lustre/lov/lovsub_lock.c
index f15662a..ab1d9d9 100644 (file)
--- a/lustre/lov/lovsub_lock.c
+++ b/lustre/lov/lovsub_lock.c
@@ -1,6 +1,4 @@
-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
+/*
  * GPL HEADER START
  *
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
@@ -301,6 +299,11 @@ static int lovsub_lock_delete_one(const struct lu_env *env,
 
         result = 0;
         switch (parent->cll_state) {
+       case CLS_ENQUEUED:
+               /* See LU-1355 for the case that a glimpse lock is
+                * interrupted by signal */
+               LASSERT(parent->cll_flags & CLF_CANCELLED);
+               break;
         case CLS_QUEUING:
         case CLS_FREEING:
                 cl_lock_signal(env, parent);
@@ -376,7 +379,6 @@ static int lovsub_lock_delete_one(const struct lu_env *env,
                         }
                 }
                 break;
-        case CLS_ENQUEUED:
         case CLS_HELD:
                 CL_LOCK_DEBUG(D_ERROR, env, parent, "Delete CLS_HELD lock\n");
         default: