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| author | Anton Altaparmakov <aia21@cantab.net> | 2006-02-24 10:06:36 +0100 |
|---|---|---|
| committer | Anton Altaparmakov <aia21@cantab.net> | 2006-02-24 10:06:36 +0100 |
| commit | fab8d6ddf6dee2608869005d45fe97f70e4f5bdd (patch) | |
| tree | fecf566e03a87b2a44c7f3363ddb5c0d4bebdca7 /fs/ocfs2/dlm/dlmdomain.c | |
| parent | NTFS: We have struct kmem_cache now so use it instead of the typedef. (diff) | |
| parent | Merge branch 'upstream-fixes' of master.kernel.org:/pub/scm/linux/kernel/git/... (diff) | |
| download | linux-fab8d6ddf6dee2608869005d45fe97f70e4f5bdd.tar.xz linux-fab8d6ddf6dee2608869005d45fe97f70e4f5bdd.zip | |
Merge branch 'master' of /home/src/linux-2.6/
Diffstat (limited to 'fs/ocfs2/dlm/dlmdomain.c')
| -rw-r--r-- | fs/ocfs2/dlm/dlmdomain.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/fs/ocfs2/dlm/dlmdomain.c b/fs/ocfs2/dlm/dlmdomain.c index da3c22045f89..6ee30837389c 100644 --- a/fs/ocfs2/dlm/dlmdomain.c +++ b/fs/ocfs2/dlm/dlmdomain.c @@ -573,8 +573,11 @@ static int dlm_query_join_handler(struct o2net_msg *msg, u32 len, void *data) spin_lock(&dlm_domain_lock); dlm = __dlm_lookup_domain_full(query->domain, query->name_len); /* Once the dlm ctxt is marked as leaving then we don't want - * to be put in someone's domain map. */ + * to be put in someone's domain map. + * Also, explicitly disallow joining at certain troublesome + * times (ie. during recovery). */ if (dlm && dlm->dlm_state != DLM_CTXT_LEAVING) { + int bit = query->node_idx; spin_lock(&dlm->spinlock); if (dlm->dlm_state == DLM_CTXT_NEW && @@ -586,6 +589,19 @@ static int dlm_query_join_handler(struct o2net_msg *msg, u32 len, void *data) } else if (dlm->joining_node != DLM_LOCK_RES_OWNER_UNKNOWN) { /* Disallow parallel joins. */ response = JOIN_DISALLOW; + } else if (dlm->reco.state & DLM_RECO_STATE_ACTIVE) { + mlog(ML_NOTICE, "node %u trying to join, but recovery " + "is ongoing.\n", bit); + response = JOIN_DISALLOW; + } else if (test_bit(bit, dlm->recovery_map)) { + mlog(ML_NOTICE, "node %u trying to join, but it " + "still needs recovery.\n", bit); + response = JOIN_DISALLOW; + } else if (test_bit(bit, dlm->domain_map)) { + mlog(ML_NOTICE, "node %u trying to join, but it " + "is still in the domain! needs recovery?\n", + bit); + response = JOIN_DISALLOW; } else { /* Alright we're fully a part of this domain * so we keep some state as to who's joining |