drbd: Moved SEND_PING to the per connection (tconn) flags

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

drivers/block/drbd/drbd_int.h

@@ -758,7 +758,6 @@ enum {
 enum {
 	CREATE_BARRIER,		/* next P_DATA is preceded by a P_BARRIER */
 	SIGNAL_ASENDER,		/* whether asender wants to be interrupted */
-	SEND_PING,		/* whether asender should send a ping asap */
 
 	UNPLUG_QUEUED,		/* only relevant with kernel 2.4 */
 	UNPLUG_REMOTE,		/* sending a "UnplugRemote" could help */
@@ -911,6 +910,7 @@ struct fifo_buffer {
 enum {
 	NET_CONGESTED,		/* The data socket is congested */
 	DISCARD_CONCURRENT,	/* Set on one node, cleared on the peer! */
+	SEND_PING,		/* whether asender should send a ping asap */
 };
 
 struct drbd_tconn {			/* is a resource from the config file */
@@ -1867,7 +1867,7 @@ static inline void wake_asender(struct drbd_conf *mdev)
 
 static inline void request_ping(struct drbd_conf *mdev)
 {
-	set_bit(SEND_PING, &mdev->flags);
+	set_bit(SEND_PING, &mdev->tconn->flags);
 	wake_asender(mdev);
 }
 

drivers/block/drbd/drbd_receiver.c

@@ -4564,7 +4564,7 @@ int drbd_asender(struct drbd_thread *thi)
 
 	while (get_t_state(thi) == RUNNING) {
 		drbd_thread_current_set_cpu(mdev, thi);
-		if (test_and_clear_bit(SEND_PING, &mdev->flags)) {
+		if (test_and_clear_bit(SEND_PING, &mdev->tconn->flags)) {
 			if (!drbd_send_ping(mdev)) {
 				dev_err(DEV, "drbd_send_ping has failed\n");
 				goto reconnect;
@@ -4635,7 +4635,7 @@ int drbd_asender(struct drbd_thread *thi)
 				dev_err(DEV, "PingAck did not arrive in time.\n");
 				goto reconnect;
 			}
-			set_bit(SEND_PING, &mdev->flags);
+			set_bit(SEND_PING, &mdev->tconn->flags);
 			continue;
 		} else if (rv == -EINTR) {
 			continue;