qemu-kvm/kvm-vdpa-remove-net-cvq-migration-blocker.patch
Miroslav Rezanina c76234dc30 Rebaes to QEMU 8.1
This is early version before we have official RHEL rebase.

Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
2023-08-29 14:37:47 +02:00

51 lines
1.9 KiB
Diff

From d6da22076b3f59c2a0f664da93fc838e4270f9fe Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Eugenio=20P=C3=A9rez?= <eperezma@redhat.com>
Date: Fri, 24 Mar 2023 13:28:15 +0100
Subject: [PATCH] vdpa: remove net cvq migration blocker
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
RH-Author: Eugenio Pérez <eperezma@redhat.com>
RH-MergeRequest: 199: CVQ migration support
RH-Jira: RHEL-923
RH-Acked-by: Jason Wang <jasowang@redhat.com>
RH-Acked-by: Cindy Lu <lulu@redhat.com>
RH-Commit: [7/7] 9542e305c7ea3a47e0f1fe0629281238b0bb2111 (eperezmartin/qemu-kvm)
Now that we have add migration blockers if the device does not support
all the needed features, remove the general blocker applied to all net
devices with CVQ.
Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Patch-name: kvm-vdpa-remove-net-cvq-migration-blocker.patch
---
net/vhost-vdpa.c | 12 ------------
1 file changed, 12 deletions(-)
diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c
index 3bf60f9431..6bb56f7d94 100644
--- a/net/vhost-vdpa.c
+++ b/net/vhost-vdpa.c
@@ -1413,18 +1413,6 @@ static NetClientState *net_vhost_vdpa_init(NetClientState *peer,
s->vhost_vdpa.shadow_vq_ops = &vhost_vdpa_net_svq_ops;
s->vhost_vdpa.shadow_vq_ops_opaque = s;
s->cvq_isolated = cvq_isolated;
-
- /*
- * TODO: We cannot migrate devices with CVQ and no x-svq enabled as
- * there is no way to set the device state (MAC, MQ, etc) before
- * starting the datapath.
- *
- * Migration blocker ownership now belongs to s->vhost_vdpa.
- */
- if (!svq) {
- error_setg(&s->vhost_vdpa.migration_blocker,
- "net vdpa cannot migrate with CVQ feature");
- }
}
ret = vhost_vdpa_add(nc, (void *)&s->vhost_vdpa, queue_pair_index, nvqs);
if (ret) {