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ocfs2: only recover one dead node at a time 

Signed-off-by: Kurt Hackel <kurt.hackel@oracle.com>
Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
hifive-unleashed-5.1
Kurt Hackel 2006-04-27 18:05:41 -07:00 committed by Mark Fasheh
parent ab27eb6f47
commit c3187ce5e3
1 changed files with 35 additions and 3 deletions
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38
fs/ocfs2/dlm/dlmrecovery.c
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@ -710,6 +710,14 @@ int dlm_request_all_locks_handler(struct o2net_msg *msg, u32 len, void *data)
if (!dlm_grab(dlm))
return -EINVAL;
if (lr->dead_node != dlm->reco.dead_node) {
mlog(ML_ERROR, "%s: node %u sent dead_node=%u, but local "
"dead_node is %u\n", dlm->name, lr->node_idx,
lr->dead_node, dlm->reco.dead_node);
/* this is a hack */
dlm_put(dlm);
return -ENOMEM;
}
BUG_ON(lr->dead_node != dlm->reco.dead_node);
item = kcalloc(1, sizeof(*item), GFP_KERNEL);
@ -1504,7 +1512,7 @@ static int dlm_process_recovery_data(struct dlm_ctxt *dlm,
struct dlm_lock *newlock = NULL;
struct dlm_lockstatus *lksb = NULL;
int ret = 0;
int i;
int i, bad;
struct list_head *iter;
struct dlm_lock *lock = NULL;
@ -1613,9 +1621,33 @@ static int dlm_process_recovery_data(struct dlm_ctxt *dlm,
* relative to each other, but clearly *not*
* preserved relative to locks from other nodes.
*/
bad = 0;
spin_lock(&res->spinlock);
dlm_lock_get(newlock);
list_add_tail(&newlock->list, queue);
list_for_each_entry(lock, queue, list) {
if (lock->ml.cookie == ml->cookie) {
u64 c = lock->ml.cookie;
mlog(ML_ERROR, "%s:%.*s: %u:%llu: lock already "
"exists on this lockres!\n", dlm->name,
res->lockname.len, res->lockname.name,
dlm_get_lock_cookie_node(c),
dlm_get_lock_cookie_seq(c));
mlog(ML_NOTICE, "sent lock: type=%d, conv=%d, "
"node=%u, cookie=%u:%llu, queue=%d\n",
ml->type, ml->convert_type, ml->node,
dlm_get_lock_cookie_node(ml->cookie),
dlm_get_lock_cookie_seq(ml->cookie),
ml->list);
__dlm_print_one_lock_resource(res);
bad = 1;
break;
}
}
if (!bad) {
dlm_lock_get(newlock);
list_add_tail(&newlock->list, queue);
}
spin_unlock(&res->spinlock);
}
mlog(0, "done running all the locks\n");