90 lines
3.0 KiB
Diff
90 lines
3.0 KiB
Diff
From cdc1b97f133a2b79318cc10aa6d1a9b69abac78f Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Eugenio=20P=C3=A9rez?= <eperezma@redhat.com>
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Date: Tue, 23 Aug 2022 20:30:37 +0200
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Subject: [PATCH] vdpa: Delete CVQ migration blocker
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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We can restore the device state in the destination via CVQ now. Remove
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the migration blocker.
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Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
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Acked-by: Jason Wang <jasowang@redhat.com>
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Signed-off-by: Jason Wang <jasowang@redhat.com>
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Signed-off-by: fangyi <eric.fangyi@huawei.com>
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---
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hw/virtio/vhost-vdpa.c | 15 ---------------
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include/hw/virtio/vhost-vdpa.h | 1 -
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net/vhost-vdpa.c | 2 --
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3 files changed, 18 deletions(-)
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diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c
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index d7bdc0f37c..0f07c85b91 100644
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--- a/hw/virtio/vhost-vdpa.c
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+++ b/hw/virtio/vhost-vdpa.c
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@@ -1035,13 +1035,6 @@ static bool vhost_vdpa_svqs_start(struct vhost_dev *dev)
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return true;
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}
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- if (v->migration_blocker) {
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- int r = migrate_add_blocker(v->migration_blocker, &err);
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- if (unlikely(r < 0)) {
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- return false;
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- }
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- }
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-
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for (i = 0; i < v->shadow_vqs->len; ++i) {
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VirtQueue *vq = virtio_get_queue(dev->vdev, dev->vq_index + i);
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VhostShadowVirtqueue *svq = g_ptr_array_index(v->shadow_vqs, i);
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@@ -1084,10 +1077,6 @@ err:
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vhost_svq_stop(svq);
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}
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- if (v->migration_blocker) {
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- migrate_del_blocker(v->migration_blocker);
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- }
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-
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return false;
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}
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@@ -1103,10 +1092,6 @@ static void vhost_vdpa_svqs_stop(struct vhost_dev *dev)
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VhostShadowVirtqueue *svq = g_ptr_array_index(v->shadow_vqs, i);
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vhost_vdpa_svq_unmap_rings(dev, svq);
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}
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-
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- if (v->migration_blocker) {
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- migrate_del_blocker(v->migration_blocker);
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- }
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}
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static int vhost_vdpa_dev_start(struct vhost_dev *dev, bool started)
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diff --git a/include/hw/virtio/vhost-vdpa.h b/include/hw/virtio/vhost-vdpa.h
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index d10a89303e..1111d85643 100644
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--- a/include/hw/virtio/vhost-vdpa.h
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+++ b/include/hw/virtio/vhost-vdpa.h
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@@ -35,7 +35,6 @@ typedef struct vhost_vdpa {
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bool shadow_vqs_enabled;
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/* IOVA mapping used by the Shadow Virtqueue */
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VhostIOVATree *iova_tree;
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- Error *migration_blocker;
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GPtrArray *shadow_vqs;
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const VhostShadowVirtqueueOps *shadow_vq_ops;
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void *shadow_vq_ops_opaque;
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diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c
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index 561e43fa92..b10a18aeb4 100644
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--- a/net/vhost-vdpa.c
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+++ b/net/vhost-vdpa.c
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@@ -563,8 +563,6 @@ static NetClientState *net_vhost_vdpa_init(NetClientState *peer,
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s->vhost_vdpa.shadow_vq_ops = &vhost_vdpa_net_svq_ops;
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s->vhost_vdpa.shadow_vq_ops_opaque = s;
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- error_setg(&s->vhost_vdpa.migration_blocker,
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- "Migration disabled: vhost-vdpa uses CVQ.");
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}
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ret = vhost_vdpa_add(nc, (void *)&s->vhost_vdpa, queue_pair_index, nvqs);
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if (ret) {
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--
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2.27.0
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