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authorSunil Mushran <sunil.mushran@oracle.com>2008-03-10 15:16:21 -0700
committerMark Fasheh <mfasheh@suse.com>2008-04-18 08:56:08 -0700
commit29576f8bb54045be944ba809d4fca1ad77c94165 (patch)
tree9fd56f286df824a819e8fe44316076f55bfb2030 /fs/ocfs2/dlm/dlmmaster.c
parent724bdca9b8449d9ee5f779dc27ee3d906a04508c (diff)
downloadop-kernel-dev-29576f8bb54045be944ba809d4fca1ad77c94165.zip
op-kernel-dev-29576f8bb54045be944ba809d4fca1ad77c94165.tar.gz
ocfs2/dlm: Link all lockres' to a tracking list
This patch links all the lockres' to a tracking list in dlm_ctxt. We will use this in an upcoming patch that will walk the entire list and to dump the lockres states to a debugfs file. Signed-off-by: Sunil Mushran <sunil.mushran@oracle.com> Signed-off-by: Joel Becker <joel.becker@oracle.com> Signed-off-by: Mark Fasheh <mfasheh@suse.com>
Diffstat (limited to 'fs/ocfs2/dlm/dlmmaster.c')
-rw-r--r--fs/ocfs2/dlm/dlmmaster.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/ocfs2/dlm/dlmmaster.c b/fs/ocfs2/dlm/dlmmaster.c
index ac9ed31..9713346 100644
--- a/fs/ocfs2/dlm/dlmmaster.c
+++ b/fs/ocfs2/dlm/dlmmaster.c
@@ -639,6 +639,14 @@ static void dlm_lockres_release(struct kref *kref)
mlog(0, "destroying lockres %.*s\n", res->lockname.len,
res->lockname.name);
+ if (!list_empty(&res->tracking))
+ list_del_init(&res->tracking);
+ else {
+ mlog(ML_ERROR, "Resource %.*s not on the Tracking list\n",
+ res->lockname.len, res->lockname.name);
+ dlm_print_one_lock_resource(res);
+ }
+
if (!hlist_unhashed(&res->hash_node) ||
!list_empty(&res->granted) ||
!list_empty(&res->converting) ||
@@ -706,6 +714,7 @@ static void dlm_init_lockres(struct dlm_ctxt *dlm,
INIT_LIST_HEAD(&res->dirty);
INIT_LIST_HEAD(&res->recovering);
INIT_LIST_HEAD(&res->purge);
+ INIT_LIST_HEAD(&res->tracking);
atomic_set(&res->asts_reserved, 0);
res->migration_pending = 0;
res->inflight_locks = 0;
@@ -721,6 +730,8 @@ static void dlm_init_lockres(struct dlm_ctxt *dlm,
res->last_used = 0;
+ list_add_tail(&res->tracking, &dlm->tracking_list);
+
memset(res->lvb, 0, DLM_LVB_LEN);
memset(res->refmap, 0, sizeof(res->refmap));
}
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