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author | Dr. David Alan Gilbert <dgilbert@redhat.com> | 2016-07-14 18:22:44 +0100 |
---|---|---|
committer | Michael S. Tsirkin <mst@redhat.com> | 2016-07-21 20:44:19 +0300 |
commit | 71945ae1647a6e5f07ea668ee6330f0d539f59cb (patch) | |
tree | a833e54495cbdbf4cdea3aca423b30f67ff62ab6 /hw/char | |
parent | 76010cb320b08d23a9719e692197407ccd293dfc (diff) | |
download | qemu-71945ae1647a6e5f07ea668ee6330f0d539f59cb.zip qemu-71945ae1647a6e5f07ea668ee6330f0d539f59cb.tar.gz qemu-71945ae1647a6e5f07ea668ee6330f0d539f59cb.tar.bz2 |
virtio-serial: Remove old migration version support
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 <dgilbert@redhat.com>
Reviewed-by: Amit Shah <amit.shah@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/char')
-rw-r--r-- | hw/char/virtio-serial-bus.c | 37 |
1 files 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; } |