drbd: Removed the OBJECT_DYING and the CONFIG_PENDING bits
superseded by refcounting
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_nl.c b/drivers/block/drbd/drbd_nl.c
index 272c4a0..caaef71 100644
--- a/drivers/block/drbd/drbd_nl.c
+++ b/drivers/block/drbd/drbd_nl.c
@@ -1040,34 +1040,20 @@
drbd_setup_queue_param(mdev, new);
}
-/* serialize deconfig (worker exiting, doing cleanup)
- * and reconfig (drbdsetup disk, drbdsetup net)
- *
- * Wait for a potentially exiting worker, then restart it,
- * or start a new one. Flush any pending work, there may still be an
- * after_state_change queued.
- */
+/* Starts the worker thread */
static void conn_reconfig_start(struct drbd_tconn *tconn)
{
- wait_event(tconn->ping_wait, !test_and_set_bit(CONFIG_PENDING, &tconn->flags));
- wait_event(tconn->ping_wait, !test_bit(OBJECT_DYING, &tconn->flags));
drbd_thread_start(&tconn->worker);
conn_flush_workqueue(tconn);
}
-/* if still unconfigured, stops worker again.
- * if configured now, clears CONFIG_PENDING.
- * wakes potential waiters */
+/* if still unconfigured, stops worker again. */
static void conn_reconfig_done(struct drbd_tconn *tconn)
{
spin_lock_irq(&tconn->req_lock);
- if (conn_all_vols_unconf(tconn)) {
- set_bit(OBJECT_DYING, &tconn->flags);
+ if (conn_all_vols_unconf(tconn))
drbd_thread_stop_nowait(&tconn->worker);
- } else
- clear_bit(CONFIG_PENDING, &tconn->flags);
spin_unlock_irq(&tconn->req_lock);
- wake_up(&tconn->ping_wait);
}
/* Make sure IO is suspended before calling this function(). */