On Tue, Oct 05, 2021 at 01:17:51PM +0200, Halil Pasic wrote:
> On Mon, 4 Oct 2021 16:01:12 -0400
> "Michael S. Tsirkin" <mst@xxxxxxxxxx> wrote:
>
> > >
> > > Ok, so what about something like
> > >
> > > "If FEATURES_OK is not set, the driver MAY change the set of features it
> > > accepts."
> > >
> > > in the device initialization section?
> >
> > Maybe "as long as". However Halil implied that some features are not
> > turned off properly if that happens. Halil could you pls provide
> > some examples?
>
>
>
> static void virtio_net_set_features(VirtIODevice *vdev, uint64_t features)
> {
> ...
> if (virtio_has_feature(features, VIRTIO_NET_F_STANDBY)) {
> qapi_event_send_failover_negotiated(n->netclient_name);
> qatomic_set(&n->failover_primary_hidden, false);
> failover_add_primary(n, &err);
> if (err) {
> warn_report_err(err);
> }
> }
> }
>
> This is probably the only one in QEMU. Back then I stopped looking
> after the first hit.
>
> Regards,
> Halil
Hmm ok more failover issues :(
This stuff really should be moved to set_status.
--
MST
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