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vdpa: Remove SVQ vring from iova_tree at shutdown 

Although the device will be reset before usage, the right thing to do is
to clean it.

Reported-by: Lei Yang <leiyang@redhat.com>
Fixes: 34e3c94eda ("vdpa: Add custom IOTLB translations to SVQ")
Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Eugenio Pérez 2022-08-23 20:20:05 +02:00 committed by Jason Wang
parent 69292a8e40
commit b37c12be96
1 changed files with 6 additions and 0 deletions
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6
hw/virtio/vhost-vdpa.c
View File

@ -898,6 +898,12 @@ static bool vhost_vdpa_svq_unmap_ring(struct vhost_vdpa *v,
size = ROUND_UP(result->size, qemu_real_host_page_size());
r = vhost_vdpa_dma_unmap(v, result->iova, size);
if (unlikely(r < 0)) {
error_report("Unable to unmap SVQ vring: %s (%d)", g_strerror(-r), -r);
return false;
}
vhost_iova_tree_remove(v->iova_tree, *result);
return r == 0;
}