Re: [Qemu-devel] [PATCH v4 1/6] virtio-net: use the backend cross-endian capabilities

[Cornelia Huck <cornelia.huck@de.ibm.com>]

On Fri, 05 Feb 2016 11:43:11 +0100
Greg Kurz <gkurz@linux.vnet.ibm.com> wrote:

> +static bool virtio_net_set_vnet_endian(VirtIODevice *vdev, NetClientState *ncs,
> +                                       int queues, bool enable)

You might consider adding a comment like "returns whether endianness
handling needs to fall back to the device" or so, as it's not
immediately obvious what true/false is supposed to mean. But the patch
is fine.

> +{
> +    int i;
> +
> +    for (i = 0; i < queues; i++) {
> +        if (virtio_net_set_vnet_endian_one(vdev, ncs[i].peer, enable) < 0 &&
> +            enable) {
> +            while (--i >= 0) {
> +                virtio_net_set_vnet_endian_one(vdev, ncs[i].peer, false);
> +            }
> +
> +            return true;
> +        }
> +    }
> +
> +    return false;
> +}