* [PATCH] vfio-user: reject failover during init
@ 2026-08-13 9:30 Hugo Komatsu
2026-08-13 10:08 ` John Levon
0 siblings, 1 reply; 2+ messages in thread
From: Hugo Komatsu @ 2026-08-13 9:30 UTC (permalink / raw)
To: John Levon, Thanos Makatos, Cédric Le Goater,
qemu-devel@nongnu.org
Cc: Hugo Komatsu
Virtio-net failover is a networking feature that relies on a primary
and standby device pair. This is not currently supported for vfio-user.
Refuse initialization if this property is set.
Change-Id: I80989ddb08a1cd3eba84bcf9b0edc26cb4a65669
Signed-off-by: Hugo Komatsu <hugo.komatsu@nutanix.com>
---
hw/vfio-user/pci.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/hw/vfio-user/pci.c b/hw/vfio-user/pci.c
index ecc59a9642..34fa2f22b3 100644
--- a/hw/vfio-user/pci.c
+++ b/hw/vfio-user/pci.c
@@ -251,6 +251,11 @@ static void vfio_user_pci_realize(PCIDevice *pdev, Error **errp)
return;
}
+ if (pdev->failover_pair_id) {
+ error_setg(errp, "vfio-user: failover is not supported");
+ return;
+ }
+
sock_name = udev->socket->u.q_unix.path;
vbasedev->name = g_strdup_printf("vfio-user:%s", sock_name);
--
2.39.3
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] vfio-user: reject failover during init
2026-08-13 9:30 [PATCH] vfio-user: reject failover during init Hugo Komatsu
@ 2026-08-13 10:08 ` John Levon
0 siblings, 0 replies; 2+ messages in thread
From: John Levon @ 2026-08-13 10:08 UTC (permalink / raw)
To: Hugo Komatsu; +Cc: Thanos Makatos, Cédric Le Goater, qemu-devel@nongnu.org
On Thu, Aug 13, 2026 at 10:30:44AM +0100, Hugo Komatsu wrote:
> Virtio-net failover is a networking feature that relies on a primary
> and standby device pair. This is not currently supported for vfio-user.
> Refuse initialization if this property is set.
>
> Change-Id: I80989ddb08a1cd3eba84bcf9b0edc26cb4a65669
Please drop the Change-Id, that's a gerrit thing.
Otherwise,
Reviewed-by: John Levon <john.levon@nutanix.com>
regards
john
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2026-08-13 10:08 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2026-08-13 9:30 [PATCH] vfio-user: reject failover during init Hugo Komatsu
2026-08-13 10:08 ` John Levon
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.