struct ldlm_namespace *ns = lock->l_resource->lr_namespace;
lock->l_last_used = cfs_time_current();
LASSERT(list_empty(&lock->l_lru));
+ LASSERT(lock->l_resource->lr_type != LDLM_FLOCK);
list_add_tail(&lock->l_lru, &ns->ns_unused_list);
LASSERT(ns->ns_nr_unused >= 0);
ns->ns_nr_unused++;