From: Stefano Garzarella sgarzare@redhat.com
[ Upstream commit 32f1b53fe8f03d962423ba81f8e92af5839814da ]
virtio_test hangs on __vring_new_virtqueue() because `vqs_list_lock` is not initialized.
Let's initialize it in vdev_info_init().
Signed-off-by: Stefano Garzarella sgarzare@redhat.com Link: https://lore.kernel.org/r/20220118150631.167015-1-sgarzare@redhat.com Signed-off-by: Michael S. Tsirkin mst@redhat.com Acked-by: Jason Wang jasowang@redhat.com Signed-off-by: Sasha Levin sashal@kernel.org --- tools/virtio/virtio_test.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/tools/virtio/virtio_test.c b/tools/virtio/virtio_test.c index cb3f29c09aff..23f142af544a 100644 --- a/tools/virtio/virtio_test.c +++ b/tools/virtio/virtio_test.c @@ -130,6 +130,7 @@ static void vdev_info_init(struct vdev_info* dev, unsigned long long features) memset(dev, 0, sizeof *dev); dev->vdev.features = features; INIT_LIST_HEAD(&dev->vdev.vqs); + spin_lock_init(&dev->vdev.vqs_list_lock); dev->buf_size = 1024; dev->buf = malloc(dev->buf_size); assert(dev->buf);