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virtio-serial: convert to virtio_map

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This also fixes a minor bug:
-                virtqueue_map_sg(port->elem.out_sg, port->elem.out_addr,
-                                 port->elem.out_num, 1);
is wrong: out_sg is not written so should not be marked dirty.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
This commit is contained in:
Michael S. Tsirkin 2015-10-27 10:19:43 +02:00
parent 3d8db153b4
commit bff712dc22
1 changed files with 1 additions and 4 deletions
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5
hw/char/virtio-serial-bus.c
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@ -705,10 +705,7 @@ static int fetch_active_ports_list(QEMUFile *f, int version_id,
qemu_get_buffer(f, (unsigned char *)&port->elem,
sizeof(port->elem));
virtqueue_map_sg(port->elem.in_sg, port->elem.in_addr,
port->elem.in_num, 1);
virtqueue_map_sg(port->elem.out_sg, port->elem.out_addr,
port->elem.out_num, 1);
virtqueue_map(&port->elem);
/*
* Port was throttled on source machine. Let's