In order to restore requests correctly from a multitude of virtqueues,
we need to store the id of the request queue that each request came
from.
Do this even for single-queue, by storing a hard-coded zero, to
simplify future implementation of multiqueue.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
static void virtio_scsi_save_request(QEMUFile *f, SCSIRequest *sreq)
{
VirtIOSCSIReq *req = sreq->hba_private;
+ uint32_t n = 0;
+ qemu_put_be32s(f, &n);
qemu_put_buffer(f, (unsigned char *)&req->elem, sizeof(req->elem));
}
SCSIBus *bus = sreq->bus;
VirtIOSCSI *s = container_of(bus, VirtIOSCSI, bus);
VirtIOSCSIReq *req;
+ uint32_t n;
req = g_malloc(sizeof(*req));
+ qemu_get_be32s(f, &n);
+ assert(n == 0);
qemu_get_buffer(f, (unsigned char *)&req->elem, sizeof(req->elem));
virtio_scsi_parse_req(s, s->cmd_vq, req);