[v2,2/4] net/virtio-user: fix control queue destruction
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Commit Message
This patch uses the freshly renamed iterator to destroy
queues at stop time. Doing this, we fix the missing
control queue destruction.
Fixes: 90966e8e5b67 ("net/virtio-user: send shadow virtqueue info to the backend")
Cc: stable@dpdk.org
Acked-by: David Marchand <david.marchand@redhat.com>
Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
---
.../net/virtio/virtio_user/virtio_user_dev.c | 27 ++++++++++++-------
1 file changed, 18 insertions(+), 9 deletions(-)
@@ -33,6 +33,22 @@ const char * const virtio_user_backend_strings[] = {
[VIRTIO_USER_BACKEND_VHOST_VDPA] = "VHOST_VDPA",
};
+static int
+virtio_user_destroy_queue(struct virtio_user_dev *dev, uint32_t queue_sel)
+{
+ struct vhost_vring_state state;
+ int ret;
+
+ state.index = queue_sel;
+ ret = dev->ops->get_vring_base(dev, &state);
+ if (ret < 0) {
+ PMD_DRV_LOG(ERR, "(%s) Failed to destroy queue %u", dev->path, queue_sel);
+ return -1;
+ }
+
+ return 0;
+}
+
static int
virtio_user_create_queue(struct virtio_user_dev *dev, uint32_t queue_sel)
{
@@ -237,7 +253,6 @@ virtio_user_start_device(struct virtio_user_dev *dev)
int virtio_user_stop_device(struct virtio_user_dev *dev)
{
- struct vhost_vring_state state;
uint32_t i;
int ret;
@@ -258,14 +273,8 @@ int virtio_user_stop_device(struct virtio_user_dev *dev)
}
/* Stop the backend. */
- for (i = 0; i < dev->max_queue_pairs * 2; ++i) {
- state.index = i;
- ret = dev->ops->get_vring_base(dev, &state);
- if (ret < 0) {
- PMD_DRV_LOG(ERR, "(%s) get_vring_base failed, index=%u", dev->path, i);
- goto err;
- }
- }
+ if (virtio_user_foreach_queue(dev, virtio_user_destroy_queue) < 0)
+ goto err;
dev->started = false;