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[Qemu-devel] [[RFC v3 04/12] virtio: init wrap counter for packed ring
From: |
wexu |
Subject: |
[Qemu-devel] [[RFC v3 04/12] virtio: init wrap counter for packed ring |
Date: |
Thu, 11 Oct 2018 10:08:27 -0400 |
From: Wei Xu <address@hidden>
Signed-off-by: Wei Xu <address@hidden>
---
hw/virtio/virtio.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c
index bfb3364..9185efb 100644
--- a/hw/virtio/virtio.c
+++ b/hw/virtio/virtio.c
@@ -1243,6 +1243,9 @@ void virtio_reset(void *opaque)
vdev->vq[i].last_avail_idx = 0;
vdev->vq[i].shadow_avail_idx = 0;
vdev->vq[i].used_idx = 0;
+ vdev->vq[i].avail_wrap_counter = true;
+ vdev->vq[i].event_idx = 0;
+ vdev->vq[i].event_wrap_counter = true;
virtio_queue_set_vector(vdev, i, VIRTIO_NO_VECTOR);
vdev->vq[i].signalled_used = 0;
vdev->vq[i].signalled_used_valid = false;
--
1.8.3.1