Re: [PATCH 3/4] Embed zone_id information within the zonelist->zones pointer

Alan Cox
2007-08-13T23:22:23Z

> The only tricky part were skbs in a few drivers, but luckily they are only
> needed for bouncing which can be done without a skb too. For RX it adds
> one copy, but we can live with that because they're only slow devices.

Usually found on slow hardware that can't cope with extra copies very
well.

Alan