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authorSunil Mushran <sunil.mushran@oracle.com>2011-07-24 10:25:54 -0700
committerSunil Mushran <sunil.mushran@oracle.com>2011-07-24 10:25:54 -0700
commit0afbba13226fcdbd4327f6b13a42f6efbb8c9caf (patch)
tree4ed7ddff738f162ef5b6403df87847931eaf0d43 /fs/ocfs2/dlm
parent394eb3d38a3ecc549cc34a3040103a9164be516b (diff)
downloadblackbird-op-linux-0afbba13226fcdbd4327f6b13a42f6efbb8c9caf.tar.gz
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ocfs2/dlm: Cleanup up dlm_finish_local_lockres_recovery()
dlm_finish_local_lockres_recovery() needed a facelift. Signed-off-by: Sunil Mushran <sunil.mushran@oracle.com>
Diffstat (limited to 'fs/ocfs2/dlm')
-rw-r--r--fs/ocfs2/dlm/dlmrecovery.c57
1 files changed, 25 insertions, 32 deletions
diff --git a/fs/ocfs2/dlm/dlmrecovery.c b/fs/ocfs2/dlm/dlmrecovery.c
index a3c312c43b90..41e74f0e2d35 100644
--- a/fs/ocfs2/dlm/dlmrecovery.c
+++ b/fs/ocfs2/dlm/dlmrecovery.c
@@ -2093,6 +2093,9 @@ static void dlm_finish_local_lockres_recovery(struct dlm_ctxt *dlm,
list_for_each_entry_safe(res, next, &dlm->reco.resources, recovering) {
if (res->owner == dead_node) {
+ mlog(0, "%s: res %.*s, Changing owner from %u to %u\n",
+ dlm->name, res->lockname.len, res->lockname.name,
+ res->owner, new_master);
list_del_init(&res->recovering);
spin_lock(&res->spinlock);
/* new_master has our reference from
@@ -2114,40 +2117,30 @@ static void dlm_finish_local_lockres_recovery(struct dlm_ctxt *dlm,
for (i = 0; i < DLM_HASH_BUCKETS; i++) {
bucket = dlm_lockres_hash(dlm, i);
hlist_for_each_entry(res, hash_iter, bucket, hash_node) {
- if (res->state & DLM_LOCK_RES_RECOVERING) {
- if (res->owner == dead_node) {
- mlog(0, "(this=%u) res %.*s owner=%u "
- "was not on recovering list, but "
- "clearing state anyway\n",
- dlm->node_num, res->lockname.len,
- res->lockname.name, new_master);
- } else if (res->owner == dlm->node_num) {
- mlog(0, "(this=%u) res %.*s owner=%u "
- "was not on recovering list, "
- "owner is THIS node, clearing\n",
- dlm->node_num, res->lockname.len,
- res->lockname.name, new_master);
- } else
- continue;
+ if (!(res->state & DLM_LOCK_RES_RECOVERING))
+ continue;
- if (!list_empty(&res->recovering)) {
- mlog(0, "%s:%.*s: lockres was "
- "marked RECOVERING, owner=%u\n",
- dlm->name, res->lockname.len,
- res->lockname.name, res->owner);
- list_del_init(&res->recovering);
- dlm_lockres_put(res);
- }
- spin_lock(&res->spinlock);
- /* new_master has our reference from
- * the lock state sent during recovery */
- dlm_change_lockres_owner(dlm, res, new_master);
- res->state &= ~DLM_LOCK_RES_RECOVERING;
- if (__dlm_lockres_has_locks(res))
- __dlm_dirty_lockres(dlm, res);
- spin_unlock(&res->spinlock);
- wake_up(&res->wq);
+ if (res->owner != dead_node &&
+ res->owner != dlm->node_num)
+ continue;
+
+ if (!list_empty(&res->recovering)) {
+ list_del_init(&res->recovering);
+ dlm_lockres_put(res);
}
+
+ /* new_master has our reference from
+ * the lock state sent during recovery */
+ mlog(0, "%s: res %.*s, Changing owner from %u to %u\n",
+ dlm->name, res->lockname.len, res->lockname.name,
+ res->owner, new_master);
+ spin_lock(&res->spinlock);
+ dlm_change_lockres_owner(dlm, res, new_master);
+ res->state &= ~DLM_LOCK_RES_RECOVERING;
+ if (__dlm_lockres_has_locks(res))
+ __dlm_dirty_lockres(dlm, res);
+ spin_unlock(&res->spinlock);
+ wake_up(&res->wq);
}
}
}
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