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[safe/jmp/linux-2.6] / fs / ocfs2 / dlm / dlmdomain.c

diff --git a/fs/ocfs2/dlm/dlmdomain.c b/fs/ocfs2/dlm/dlmdomain.c
index c137d69..4d9e6b2 100644 (file)
--- a/fs/ocfs2/dlm/dlmdomain.c
+++ b/fs/ocfs2/dlm/dlmdomain.c
@@ -304,6 +304,9 @@ static void dlm_free_ctxt_mem(struct dlm_ctxt *dlm)
        if (dlm->lockres_hash)
                dlm_free_pagevec((void **)dlm->lockres_hash, DLM_HASH_PAGES);
 
+       if (dlm->master_hash)
+               dlm_free_pagevec((void **)dlm->master_hash, DLM_HASH_PAGES);
+
        if (dlm->name)
                kfree(dlm->name);
 
@@ -398,6 +401,7 @@ static void dlm_destroy_dlm_worker(struct dlm_ctxt *dlm)
 static void dlm_complete_dlm_shutdown(struct dlm_ctxt *dlm)
 {
        dlm_unregister_domain_handlers(dlm);
+       dlm_debug_shutdown(dlm);
        dlm_complete_thread(dlm);
        dlm_complete_recovery_thread(dlm);
        dlm_destroy_dlm_worker(dlm);
@@ -1418,6 +1422,12 @@ static int dlm_join_domain(struct dlm_ctxt *dlm)
                goto bail;
        }
 
+       status = dlm_debug_init(dlm);
+       if (status < 0) {
+               mlog_errno(status);
+               goto bail;
+       }
+
        status = dlm_launch_thread(dlm);
        if (status < 0) {
                mlog_errno(status);
@@ -1485,6 +1495,7 @@ bail:
 
        if (status) {
                dlm_unregister_domain_handlers(dlm);
+               dlm_debug_shutdown(dlm);
                dlm_complete_thread(dlm);
                dlm_complete_recovery_thread(dlm);
                dlm_destroy_dlm_worker(dlm);
@@ -1526,12 +1537,27 @@ static struct dlm_ctxt *dlm_alloc_ctxt(const char *domain,
        for (i = 0; i < DLM_HASH_BUCKETS; i++)
                INIT_HLIST_HEAD(dlm_lockres_hash(dlm, i));
 
+       dlm->master_hash = (struct hlist_head **)
+                               dlm_alloc_pagevec(DLM_HASH_PAGES);
+       if (!dlm->master_hash) {
+               mlog_errno(-ENOMEM);
+               dlm_free_pagevec((void **)dlm->lockres_hash, DLM_HASH_PAGES);
+               kfree(dlm->name);
+               kfree(dlm);
+               dlm = NULL;
+               goto leave;
+       }
+
+       for (i = 0; i < DLM_HASH_BUCKETS; i++)
+               INIT_HLIST_HEAD(dlm_master_hash(dlm, i));
+
        strcpy(dlm->name, domain);
        dlm->key = key;
        dlm->node_num = o2nm_this_node();
 
        ret = dlm_create_debugfs_subroot(dlm);
        if (ret < 0) {
+               dlm_free_pagevec((void **)dlm->master_hash, DLM_HASH_PAGES);
                dlm_free_pagevec((void **)dlm->lockres_hash, DLM_HASH_PAGES);
                kfree(dlm->name);
                kfree(dlm);
@@ -1542,6 +1568,7 @@ static struct dlm_ctxt *dlm_alloc_ctxt(const char *domain,
        spin_lock_init(&dlm->spinlock);
        spin_lock_init(&dlm->master_lock);
        spin_lock_init(&dlm->ast_lock);
+       spin_lock_init(&dlm->track_lock);
        INIT_LIST_HEAD(&dlm->list);
        INIT_LIST_HEAD(&dlm->dirty_list);
        INIT_LIST_HEAD(&dlm->reco.resources);
@@ -1570,7 +1597,6 @@ static struct dlm_ctxt *dlm_alloc_ctxt(const char *domain,
        init_waitqueue_head(&dlm->reco.event);
        init_waitqueue_head(&dlm->ast_wq);
        init_waitqueue_head(&dlm->migration_wq);
-       INIT_LIST_HEAD(&dlm->master_list);
        INIT_LIST_HEAD(&dlm->mle_hb_events);
 
        dlm->joining_node = DLM_LOCK_RES_OWNER_UNKNOWN;
@@ -1578,9 +1604,13 @@ static struct dlm_ctxt *dlm_alloc_ctxt(const char *domain,
 
        dlm->reco.new_master = O2NM_INVALID_NODE_NUM;
        dlm->reco.dead_node = O2NM_INVALID_NODE_NUM;
-       atomic_set(&dlm->local_resources, 0);
-       atomic_set(&dlm->remote_resources, 0);
-       atomic_set(&dlm->unknown_resources, 0);
+
+       atomic_set(&dlm->res_tot_count, 0);
+       atomic_set(&dlm->res_cur_count, 0);
+       for (i = 0; i < DLM_MLE_NUM_TYPES; ++i) {
+               atomic_set(&dlm->mle_tot_count[i], 0);
+               atomic_set(&dlm->mle_cur_count[i], 0);
+       }
 
        spin_lock_init(&dlm->work_lock);
        INIT_LIST_HEAD(&dlm->work_list);