diff options
Diffstat (limited to 'hw/virtio/dataplane/vring.c')
| -rw-r--r-- | hw/virtio/dataplane/vring.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/hw/virtio/dataplane/vring.c b/hw/virtio/dataplane/vring.c index 0936f659e5..5c7b8c20fa 100644 --- a/hw/virtio/dataplane/vring.c +++ b/hw/virtio/dataplane/vring.c @@ -105,7 +105,7 @@ void vring_teardown(Vring *vring, VirtIODevice *vdev, int n) /* Disable guest->host notifies */ void vring_disable_notification(VirtIODevice *vdev, Vring *vring) { - if (!(vdev->guest_features & (1 << VIRTIO_RING_F_EVENT_IDX))) { + if (!virtio_has_feature(vdev, VIRTIO_RING_F_EVENT_IDX)) { vring_set_used_flags(vdev, vring, VRING_USED_F_NO_NOTIFY); } } @@ -116,7 +116,7 @@ void vring_disable_notification(VirtIODevice *vdev, Vring *vring) */ bool vring_enable_notification(VirtIODevice *vdev, Vring *vring) { - if (vdev->guest_features & (1 << VIRTIO_RING_F_EVENT_IDX)) { + if (virtio_has_feature(vdev, VIRTIO_RING_F_EVENT_IDX)) { vring_avail_event(&vring->vr) = vring->vr.avail->idx; } else { vring_clear_used_flags(vdev, vring, VRING_USED_F_NO_NOTIFY); @@ -135,12 +135,12 @@ bool vring_should_notify(VirtIODevice *vdev, Vring *vring) * interrupts. */ smp_mb(); - if ((vdev->guest_features & (1 << VIRTIO_F_NOTIFY_ON_EMPTY)) && + if (virtio_has_feature(vdev, VIRTIO_F_NOTIFY_ON_EMPTY) && unlikely(!vring_more_avail(vdev, vring))) { return true; } - if (!(vdev->guest_features & (1 << VIRTIO_RING_F_EVENT_IDX))) { + if (!virtio_has_feature(vdev, VIRTIO_RING_F_EVENT_IDX)) { return !(vring_get_avail_flags(vdev, vring) & VRING_AVAIL_F_NO_INTERRUPT); } @@ -401,7 +401,7 @@ int vring_pop(VirtIODevice *vdev, Vring *vring, /* On success, increment avail index. */ vring->last_avail_idx++; - if (vdev->guest_features & (1 << VIRTIO_RING_F_EVENT_IDX)) { + if (virtio_has_feature(vdev, VIRTIO_RING_F_EVENT_IDX)) { vring_avail_event(&vring->vr) = vring->last_avail_idx; } |