43 lines
1.4 KiB
Diff
43 lines
1.4 KiB
Diff
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From 4a79b3c07dca4f1e21e4dbb1e59bf437b2a814fa Mon Sep 17 00:00:00 2001
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From: fangyi <eric.fangyi@huawei.com>
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Date: Tue, 29 Oct 2024 19:58:14 +0800
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Subject: [PATCH 5/6] Revert "vdpa: block migration if SVQ does not admit a
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feature"
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Use a new scheme instead for kernel vdpa, So revert it.
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This reverts commit 57ac831865e370012496fb581a38d261cb72c5d0.
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---
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hw/virtio/vhost-vdpa.c | 15 ---------------
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1 file changed, 15 deletions(-)
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diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c
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index bb3320946d..69cf3b76e9 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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@@ -596,21 +596,6 @@ static int vhost_vdpa_init(struct vhost_dev *dev, void *opaque, Error **errp)
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return 0;
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}
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- /*
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- * If dev->shadow_vqs_enabled at initialization that means the device has
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- * been started with x-svq=on, so don't block migration
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- */
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- if (dev->migration_blocker == NULL && !v->shadow_vqs_enabled) {
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- /* We don't have dev->features yet */
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- uint64_t features;
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- ret = vhost_vdpa_get_dev_features(dev, &features);
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- if (unlikely(ret)) {
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- error_setg_errno(errp, -ret, "Could not get device features");
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- return ret;
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- }
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- vhost_svq_valid_features(features, &dev->migration_blocker);
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- }
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-
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/*
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* Similar to VFIO, we end up pinning all guest memory and have to
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* disable discarding of RAM.
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--
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2.43.0
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