drbd: Moved some initializing code into drbd_new_tconn()

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>

diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index 2c44cc3..b3f5a02 100644 (file)
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -1801,17 +1801,9 @@ void drbd_init_set_defaults(struct drbd_conf *mdev)
        atomic_set(&mdev->ap_in_flight, 0);
 
        mutex_init(&mdev->md_io_mutex);
-       mutex_init(&mdev->tconn->data.mutex);
-       mutex_init(&mdev->tconn->meta.mutex);
-       sema_init(&mdev->tconn->data.work.s, 0);
-       sema_init(&mdev->tconn->meta.work.s, 0);
        mutex_init(&mdev->state_mutex);
 
-       spin_lock_init(&mdev->tconn->data.work.q_lock);
-       spin_lock_init(&mdev->tconn->meta.work.q_lock);
-
        spin_lock_init(&mdev->al_lock);
-       spin_lock_init(&mdev->tconn->req_lock);
        spin_lock_init(&mdev->peer_seq_lock);
        spin_lock_init(&mdev->epoch_lock);
 
@@ -1821,8 +1813,6 @@ void drbd_init_set_defaults(struct drbd_conf *mdev)
        INIT_LIST_HEAD(&mdev->read_ee);
        INIT_LIST_HEAD(&mdev->net_ee);
        INIT_LIST_HEAD(&mdev->resync_reads);
-       INIT_LIST_HEAD(&mdev->tconn->data.work.q);
-       INIT_LIST_HEAD(&mdev->tconn->meta.work.q);
        INIT_LIST_HEAD(&mdev->resync_work.list);
        INIT_LIST_HEAD(&mdev->unplug_work.list);
        INIT_LIST_HEAD(&mdev->go_diskless.list);
@@ -2179,6 +2169,13 @@ out:
        return r;
 }
 
+static void drbd_init_workqueue(struct drbd_work_queue* wq)
+{
+       sema_init(&wq->s, 0);
+       spin_lock_init(&wq->q_lock);
+       INIT_LIST_HEAD(&wq->q);
+}
+
 struct drbd_tconn *drbd_new_tconn(char *name)
 {
        struct drbd_tconn *tconn;
@@ -2191,10 +2188,17 @@ struct drbd_tconn *drbd_new_tconn(char *name)
        if (!tconn->name)
                goto fail;
 
+       spin_lock_init(&tconn->req_lock);
        atomic_set(&tconn->net_cnt, 0);
        init_waitqueue_head(&tconn->net_cnt_wait);
        idr_init(&tconn->volumes);
 
+       drbd_init_workqueue(&tconn->data.work);
+       mutex_init(&tconn->data.mutex);
+
+       drbd_init_workqueue(&tconn->meta.work);
+       mutex_init(&tconn->meta.mutex);
+
        drbd_thread_init(tconn, &tconn->receiver, drbdd_init, "receiver");
        drbd_thread_init(tconn, &tconn->worker, drbd_worker, "worker");
        drbd_thread_init(tconn, &tconn->asender, drbd_asender, "asender");