diff options
Diffstat (limited to 'hw/virtio/virtio.c')
| -rw-r--r-- | hw/virtio/virtio.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c index f6a588ab57..4136d239dd 100644 --- a/hw/virtio/virtio.c +++ b/hw/virtio/virtio.c @@ -358,6 +358,10 @@ int virtio_queue_ready(VirtQueue *vq) * Called within rcu_read_lock(). */ static int virtio_queue_empty_rcu(VirtQueue *vq) { + if (unlikely(vq->vdev->broken)) { + return 1; + } + if (unlikely(!vq->vring.avail)) { return 1; } @@ -373,6 +377,10 @@ int virtio_queue_empty(VirtQueue *vq) { bool empty; + if (unlikely(vq->vdev->broken)) { + return 1; + } + if (unlikely(!vq->vring.avail)) { return 1; } @@ -1161,7 +1169,6 @@ int virtio_set_status(VirtIODevice *vdev, uint8_t val) return 0; } -bool target_words_bigendian(void); static enum virtio_device_endian virtio_default_endian(void) { if (target_words_bigendian()) { @@ -1604,6 +1611,8 @@ void virtio_del_queue(VirtIODevice *vdev, int n) vdev->vq[n].vring.num = 0; vdev->vq[n].vring.num_default = 0; + vdev->vq[n].handle_output = NULL; + vdev->vq[n].handle_aio_output = NULL; } static void virtio_set_isr(VirtIODevice *vdev, int value) |