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    SubjectRe: [patch 7/9] lguest: the net driver
    Hi Rusty:

    On Wed, May 09, 2007 at 09:55:25PM +1000, Rusty Russell wrote:
    >
    > NO_CSUM because it really doesn't need a checksum. The
    > LGUEST_NET_F_NOCSUM is only set for local inter-guest networking. If
    > some guest were to route the packets outside the machine, this would be
    > an issue, though ("don't do that").

    While I can see that this is good in keeping things simple, I think
    it's something that you want to be able to support since the user
    may wish to setup a guest as a firewall appliance which would involve
    passing packets from another guest to the outside world.

    > Indeed, that would be a new feature, and is certainly a consideration
    > for more efficient inter-guest networking. However, I consider that
    > somewhat cheating: it's nice to know that 1500 doesn't suck too hard.
    >
    > Remember, "Features kill puppies!" 8)

    Heh :)

    Cheers,
    --
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