@@ -144,7 +144,7 @@ static int virtio_scsi_parse_req(VirtIOSCSIReq *req,
*
* TODO: always disable this workaround for virtio 1.0 devices.
*/
- if ((vdev->guest_features & VIRTIO_F_ANY_LAYOUT) == 0) {
+ if ((vdev->guest_features & (1 << VIRTIO_F_ANY_LAYOUT)) == 0) {
req_size = req->elem.out_sg[0].iov_len;
resp_size = req->elem.in_sg[0].iov_len;
}
@@ -133,12 +133,12 @@ bool vring_should_notify(VirtIODevice *vdev, Vring *vring)
* interrupts. */
smp_mb();
- if ((vdev->guest_features & VIRTIO_F_NOTIFY_ON_EMPTY) &&
+ if ((vdev->guest_features & (1 << VIRTIO_F_NOTIFY_ON_EMPTY)) &&
unlikely(vring->vr.avail->idx == vring->last_avail_idx)) {
return true;
}
- if (!(vdev->guest_features & VIRTIO_RING_F_EVENT_IDX)) {
+ if (!(vdev->guest_features & (1 << VIRTIO_RING_F_EVENT_IDX))) {
return !(vring->vr.avail->flags & VRING_AVAIL_F_NO_INTERRUPT);
}
old = vring->signalled_used;