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[PATCH v2 09/13] vdpa net: block migration if the device has CVQ
From: |
Eugenio Pérez |
Subject: |
[PATCH v2 09/13] vdpa net: block migration if the device has CVQ |
Date: |
Wed, 8 Feb 2023 10:42:49 +0100 |
Devices with CVQ needs to migrate state beyond vq state. Leaving this
to future series.
Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
---
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");
}
return 0;
--
2.31.1
- Re: [PATCH v2 03/13] vdpa: add vhost_vdpa_suspend, (continued)
[PATCH v2 06/13] vdpa net: allow VHOST_F_LOG_ALL, Eugenio Pérez, 2023/02/08
[PATCH v2 07/13] vdpa: add vdpa net migration state notifier, Eugenio Pérez, 2023/02/08
[PATCH v2 08/13] vdpa: disable RAM block discard only for the first device, Eugenio Pérez, 2023/02/08
[PATCH v2 09/13] vdpa net: block migration if the device has CVQ,
Eugenio Pérez <=
[PATCH v2 10/13] vdpa: block migration if device has unsupported features, Eugenio Pérez, 2023/02/08
[PATCH v2 11/13] vdpa: block migration if dev does not have _F_SUSPEND, Eugenio Pérez, 2023/02/08