On 2/8/2023 1:42 AM, Eugenio Pérez wrote:
Devices with CVQ needs to migrate state beyond vq state. Leaving this
to future series.
Signed-off-by: Eugenio Pérez <eperezma@xxxxxxxxxx>
---
net/vhost-vdpa.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c
index bca13f97fd..309861e56c 100644
--- a/net/vhost-vdpa.c
+++ b/net/vhost-vdpa.c
@@ -955,11 +955,17 @@ int net_init_vhost_vdpa(const Netdev *netdev, const char *name,
}
if (has_cvq) {
+ VhostVDPAState *s;
+
nc = net_vhost_vdpa_init(peer, TYPE_VHOST_VDPA, name,
vdpa_device_fd, i, 1, false,
opts->x_svq, iova_range);
if (!nc)
goto err;
+
+ s = DO_UPCAST(VhostVDPAState, nc, nc);
+ error_setg(&s->vhost_vdpa.dev->migration_blocker,
+ "net vdpa cannot migrate with MQ feature");
Not sure how this can work: migration_blocker is only checked and gets
added from vhost_dev_init(), which is already done through
net_vhost_vdpa_init() above. Same question applies to the next patch of
this series.
Thanks,
-Siwei
}
return 0;
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