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libqos: fix qvring_init()

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"vq->desc[i].addr" is a 64bit value,
so write it with writeq(), not writew().

struct vring_desc {
    __virtio64 addr;
    __virtio32 len;
    __virtio16 flags;
    __virtio16 next;
};

Signed-off-by: Laurent Vivier <lvivier@redhat.com>
Message-id: 1474903450-9605-1-git-send-email-lvivier@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Laurent Vivier
2016-09-28 11:21:46 +01:00
committed by Stefan Hajnoczi
parent eb7b5c3511
commit 844c82296f
1 changed files with 1 additions and 1 deletions
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tests/libqos/virtio.c
+1 -1
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@@ -147,7 +147,7 @@ void qvring_init(const QGuestAllocator *alloc, QVirtQueue *vq, uint64_t addr)
for (i = 0; i < vq->size - 1; i++) {
/* vq->desc[i].addr */
writew(vq->desc + (16 * i), 0);
writeq(vq->desc + (16 * i), 0);
/* vq->desc[i].next */
writew(vq->desc + (16 * i) + 14, i + 1);
}