From b2765243863cf93d2bab1a1c2e14d6dc61981a6b Mon Sep 17 00:00:00 2001 From: =?utf8?q?Eugenio=20P=C3=A9rez?= Date: Fri, 3 Mar 2023 18:24:33 +0100 Subject: [PATCH] vdpa: Remember last call fd set MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit As SVQ can be enabled dynamically at any time, it needs to store call fd always. Signed-off-by: Eugenio Pérez Message-Id: <20230303172445.1089785-3-eperezma@redhat.com> Tested-by: Lei Yang Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/virtio/vhost-vdpa.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c index df3a1e92acb..108cd632896 100644 --- a/hw/virtio/vhost-vdpa.c +++ b/hw/virtio/vhost-vdpa.c @@ -1227,16 +1227,16 @@ static int vhost_vdpa_set_vring_call(struct vhost_dev *dev, struct vhost_vring_file *file) { struct vhost_vdpa *v = dev->opaque; + int vdpa_idx = file->index - dev->vq_index; + VhostShadowVirtqueue *svq = g_ptr_array_index(v->shadow_vqs, vdpa_idx); + /* Remember last call fd because we can switch to SVQ anytime. */ + vhost_svq_set_svq_call_fd(svq, file->fd); if (v->shadow_vqs_enabled) { - int vdpa_idx = file->index - dev->vq_index; - VhostShadowVirtqueue *svq = g_ptr_array_index(v->shadow_vqs, vdpa_idx); - - vhost_svq_set_svq_call_fd(svq, file->fd); return 0; - } else { - return vhost_vdpa_set_vring_dev_call(dev, file); } + + return vhost_vdpa_set_vring_dev_call(dev, file); } static int vhost_vdpa_get_features(struct vhost_dev *dev, -- 2.39.5