Commit 844c8229 authored by Laurent Vivier's avatar Laurent Vivier Committed by Stefan Hajnoczi
Browse files

libqos: fix qvring_init() 



"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: default avatarLaurent Vivier <lvivier@redhat.com>
Message-id: 1474903450-9605-1-git-send-email-lvivier@redhat.com
Signed-off-by: default avatarStefan Hajnoczi <stefanha@redhat.com>
parent eb7b5c35

tests/libqos/virtio.c

+1 −1
Original line number Diff line number Diff line
@@ -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);

    }