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virtio-serial: Remove old migration version support

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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>
This commit is contained in:
Dr. David Alan Gilbert 2016-07-14 18:22:44 +01:00 committed by Michael S. Tsirkin
parent 76010cb320
commit 71945ae164
1 changed files with 15 additions and 22 deletions
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15
hw/char/virtio-serial-bus.c
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@ -685,7 +685,7 @@ static void virtio_serial_post_load_timer_cb(void *opaque)
s->post_load = NULL; 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) VirtIOSerial *s, uint32_t nr_active_ports)
{ {
uint32_t i; uint32_t i;
@ -702,6 +702,7 @@ static int fetch_active_ports_list(QEMUFile *f, int version_id,
/* Items in struct VirtIOSerialPort */ /* Items in struct VirtIOSerialPort */
for (i = 0; i < nr_active_ports; i++) { for (i = 0; i < nr_active_ports; i++) {
VirtIOSerialPort *port; VirtIOSerialPort *port;
uint32_t elem_popped;
uint32_t id; uint32_t id;
id = qemu_get_be32(f); id = qemu_get_be32(f);
@ -714,9 +715,6 @@ static int fetch_active_ports_list(QEMUFile *f, int version_id,
s->post_load->connected[i].port = port; s->post_load->connected[i].port = port;
s->post_load->connected[i].host_connected = qemu_get_byte(f); 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); qemu_get_be32s(f, &elem_popped);
if (elem_popped) { if (elem_popped) {
qemu_get_be32s(f, &port->iov_idx); qemu_get_be32s(f, &port->iov_idx);
@ -732,14 +730,13 @@ static int fetch_active_ports_list(QEMUFile *f, int version_id,
virtio_serial_throttle_port(port, false); virtio_serial_throttle_port(port, false);
} }
} }
}
timer_mod(s->post_load->timer, 1); timer_mod(s->post_load->timer, 1);
return 0; return 0;
} }
static int virtio_serial_load(QEMUFile *f, void *opaque, 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; return -EINVAL;
} }
@ -756,10 +753,6 @@ static int virtio_serial_load_device(VirtIODevice *vdev, QEMUFile *f,
int ret; int ret;
uint32_t tmp; uint32_t tmp;
if (version_id < 2) {
return 0;
}
/* Unused */ /* Unused */
qemu_get_be16s(f, (uint16_t *) &tmp); qemu_get_be16s(f, (uint16_t *) &tmp);
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); qemu_get_be32s(f, &nr_active_ports);
if (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) { if (ret) {
return ret; return ret;
} }