* GPL HEADER END
*/
/*
- * Copyright (c) 2012, Intel Corporation.
+ * Copyright (c) 2012, 2017, Intel Corporation.
* Use is subject to license terms.
*
* Author: Johann Lombardi <johann.lombardi@intel.com>
}
/* stop rebalance thread */
- qmt_stop_reba_thread(qmt);
+ if (!qmt->qmt_child->dd_rdonly)
+ qmt_stop_reba_thread(qmt);
+
+ if (qmt->qmt_root) {
+ dt_object_put(env, qmt->qmt_root);
+ qmt->qmt_root = NULL;
+ }
/* disconnect from OSD */
if (qmt->qmt_child_exp != NULL) {
GOTO(out, rc);
/* set up and start rebalance thread */
- thread_set_flags(&qmt->qmt_reba_thread, SVC_STOPPED);
- init_waitqueue_head(&qmt->qmt_reba_thread.t_ctl_waitq);
INIT_LIST_HEAD(&qmt->qmt_reba_list);
spin_lock_init(&qmt->qmt_reba_lock);
- rc = qmt_start_reba_thread(qmt);
- if (rc) {
- CERROR("%s: failed to start rebalance thread (%d)\n",
- qmt->qmt_svname, rc);
- GOTO(out, rc);
+ if (!qmt->qmt_child->dd_rdonly) {
+ rc = qmt_start_reba_thread(qmt);
+ if (rc) {
+ CERROR("%s: failed to start rebalance thread (%d)\n",
+ qmt->qmt_svname, rc);
+ GOTO(out, rc);
+ }
}
/* at the moment there is no linkage between lu_type and obd_type, so
type = class_search_type(LUSTRE_QMT_NAME);
LASSERT(type != NULL);
+ /* put reference taken by class_search_type */
+ kobject_put(&type->typ_kobj);
+
/* register proc directory associated with this qmt */
- qmt->qmt_proc = lprocfs_seq_register(qmt->qmt_svname, type->typ_procroot,
- NULL, NULL);
+ qmt->qmt_proc = lprocfs_register(qmt->qmt_svname, type->typ_procroot,
+ NULL, NULL);
if (IS_ERR(qmt->qmt_proc)) {
rc = PTR_ERR(qmt->qmt_proc);
CERROR("%s: failed to create qmt proc entry (%d)\n",
rc = qmt_pool_init(env, qmt);
if (rc)
GOTO(out, rc);
+
EXIT;
out:
if (rc)
/*
* obd device operations associated with the master target.
*/
-struct obd_ops qmt_obd_ops = {
+static const struct obd_ops qmt_obd_ops = {
.o_owner = THIS_MODULE,
.o_connect = qmt_device_obd_connect,
.o_disconnect = qmt_device_obd_disconnect,
+ .o_pool_new = qmt_pool_new,
+ .o_pool_rem = qmt_pool_rem,
+ .o_pool_add = qmt_pool_add,
+ .o_pool_del = qmt_pool_del,
};
/*
RETURN(rc);
}
+ qmt->qmt_root = qmt_root;
/* initialize on-disk indexes associated with each pool */
- rc = qmt_pool_prepare(env, qmt, qmt_root);
-
- lu_object_put(env, &qmt_root->do_lu);
+ rc = qmt_pool_prepare(env, qmt, qmt_root, NULL);
RETURN(rc);
}