drbd: Converted drbd_recv_header() from mdev to tconn

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

drivers/block/drbd/drbd_receiver.c

@@ -949,20 +949,20 @@ static bool decode_header(struct drbd_tconn *tconn, struct p_header *h, struct p
 	return true;
 }
 
-static int drbd_recv_header(struct drbd_conf *mdev, struct packet_info *pi)
+static int drbd_recv_header(struct drbd_tconn *tconn, struct packet_info *pi)
 {
-	struct p_header *h = &mdev->tconn->data.rbuf.header;
+	struct p_header *h = &tconn->data.rbuf.header;
 	int r;
 
-	r = drbd_recv(mdev->tconn, h, sizeof(*h));
+	r = drbd_recv(tconn, h, sizeof(*h));
 	if (unlikely(r != sizeof(*h))) {
 		if (!signal_pending(current))
-			dev_warn(DEV, "short read expecting header on sock: r=%d\n", r);
+			conn_warn(tconn, "short read expecting header on sock: r=%d\n", r);
 		return false;
 	}
 
-	r = decode_header(mdev->tconn, h, pi);
-	mdev->tconn->last_received = jiffies;
+	r = decode_header(tconn, h, pi);
+	tconn->last_received = jiffies;
 
 	return r;
 }
@@ -3639,7 +3639,7 @@ static int receive_bitmap(struct drbd_conf *mdev, enum drbd_packet cmd,
 				goto out;
 			break;
 		}
-		if (!drbd_recv_header(mdev, &pi))
+		if (!drbd_recv_header(mdev->tconn, &pi))
 			goto out;
 		cmd = pi.cmd;
 		data_size = pi.size;
@@ -3776,7 +3776,7 @@ static void drbdd(struct drbd_conf *mdev)
 
 	while (get_t_state(&mdev->tconn->receiver) == RUNNING) {
 		drbd_thread_current_set_cpu(mdev, &mdev->tconn->receiver);
-		if (!drbd_recv_header(mdev, &pi))
+		if (!drbd_recv_header(mdev->tconn, &pi))
 			goto err_out;
 
 		if (unlikely(pi.cmd >= P_MAX_CMD || !drbd_cmd_handler[pi.cmd].function)) {
@@ -4003,7 +4003,7 @@ static int drbd_do_handshake(struct drbd_conf *mdev)
 	if (!rv)
 		return 0;
 
-	rv = drbd_recv_header(mdev, &pi);
+	rv = drbd_recv_header(mdev->tconn, &pi);
 	if (!rv)
 		return 0;
 
@@ -4097,7 +4097,7 @@ static int drbd_do_auth(struct drbd_conf *mdev)
 	if (!rv)
 		goto fail;
 
-	rv = drbd_recv_header(mdev, &pi);
+	rv = drbd_recv_header(mdev->tconn, &pi);
 	if (!rv)
 		goto fail;
 
@@ -4152,7 +4152,7 @@ static int drbd_do_auth(struct drbd_conf *mdev)
 	if (!rv)
 		goto fail;
 
-	rv = drbd_recv_header(mdev, &pi);
+	rv = drbd_recv_header(mdev->tconn, &pi);
 	if (!rv)
 		goto fail;