From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:37171) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bMwez-0001q1-9g for qemu-devel@nongnu.org; Tue, 12 Jul 2016 08:19:34 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bMwey-00074F-4C for qemu-devel@nongnu.org; Tue, 12 Jul 2016 08:19:33 -0400 Received: from mx1.redhat.com ([209.132.183.28]:40253) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bMwex-000747-Su for qemu-devel@nongnu.org; Tue, 12 Jul 2016 08:19:32 -0400 Received: from int-mx13.intmail.prod.int.phx2.redhat.com (int-mx13.intmail.prod.int.phx2.redhat.com [10.5.11.26]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 893E1C057FAD for ; Tue, 12 Jul 2016 12:19:31 +0000 (UTC) From: "Dr. David Alan Gilbert (git)" Date: Tue, 12 Jul 2016 13:19:14 +0100 Message-Id: <1468325965-22818-3-git-send-email-dgilbert@redhat.com> In-Reply-To: <1468325965-22818-1-git-send-email-dgilbert@redhat.com> References: <1468325965-22818-1-git-send-email-dgilbert@redhat.com> Subject: [Qemu-devel] [PATCH v2 02/13] virtio-serial: Remove old migration version support List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org, mst@redhat.com, amit.shah@redhat.com, quintela@redhat.com Cc: cornelia.huck@del.ibm.com, kraxel@redhat.com From: "Dr. David Alan Gilbert" virtio-serial-bus has had version 3 since 37f95bf3d0 in 0.13-rc0; it's time to clean it up a bit. Signed-off-by: Dr. David Alan Gilbert Reviewed-by: Amit Shah --- hw/char/virtio-serial-bus.c | 37 +++++++++++++++---------------------- 1 file changed, 15 insertions(+), 22 deletions(-) diff --git a/hw/char/virtio-serial-bus.c b/hw/char/virtio-serial-bus.c index 6e5de6d..490b5ea 100644 --- a/hw/char/virtio-serial-bus.c +++ b/hw/char/virtio-serial-bus.c @@ -685,7 +685,7 @@ static void virtio_serial_post_load_timer_cb(void *opaque) s->post_load = NULL; } -static int fetch_active_ports_list(QEMUFile *f, int version_id, +static int fetch_active_ports_list(QEMUFile *f, VirtIOSerial *s, uint32_t nr_active_ports) { uint32_t i; @@ -702,6 +702,7 @@ static int fetch_active_ports_list(QEMUFile *f, int version_id, /* Items in struct VirtIOSerialPort */ for (i = 0; i < nr_active_ports; i++) { VirtIOSerialPort *port; + uint32_t elem_popped; uint32_t id; id = qemu_get_be32(f); @@ -714,23 +715,19 @@ static int fetch_active_ports_list(QEMUFile *f, int version_id, s->post_load->connected[i].port = port; s->post_load->connected[i].host_connected = qemu_get_byte(f); - if (version_id > 2) { - uint32_t elem_popped; - - qemu_get_be32s(f, &elem_popped); - if (elem_popped) { - qemu_get_be32s(f, &port->iov_idx); - qemu_get_be64s(f, &port->iov_offset); + qemu_get_be32s(f, &elem_popped); + if (elem_popped) { + qemu_get_be32s(f, &port->iov_idx); + qemu_get_be64s(f, &port->iov_offset); - port->elem = - qemu_get_virtqueue_element(f, sizeof(VirtQueueElement)); + port->elem = + qemu_get_virtqueue_element(f, sizeof(VirtQueueElement)); - /* - * Port was throttled on source machine. Let's - * unthrottle it here so data starts flowing again. - */ - virtio_serial_throttle_port(port, false); - } + /* + * Port was throttled on source machine. Let's + * unthrottle it here so data starts flowing again. + */ + virtio_serial_throttle_port(port, false); } } timer_mod(s->post_load->timer, 1); @@ -739,7 +736,7 @@ static int fetch_active_ports_list(QEMUFile *f, int version_id, static int virtio_serial_load(QEMUFile *f, void *opaque, int version_id) { - if (version_id > 3) { + if (version_id != 3) { return -EINVAL; } @@ -756,10 +753,6 @@ static int virtio_serial_load_device(VirtIODevice *vdev, QEMUFile *f, int ret; uint32_t tmp; - if (version_id < 2) { - return 0; - } - /* Unused */ qemu_get_be16s(f, (uint16_t *) &tmp); qemu_get_be16s(f, (uint16_t *) &tmp); @@ -781,7 +774,7 @@ static int virtio_serial_load_device(VirtIODevice *vdev, QEMUFile *f, qemu_get_be32s(f, &nr_active_ports); if (nr_active_ports) { - ret = fetch_active_ports_list(f, version_id, s, nr_active_ports); + ret = fetch_active_ports_list(f, s, nr_active_ports); if (ret) { return ret; } -- 2.7.4