Re: if_flags

[Joerg Sonnenberger <joerg%britannica.bec.de@localhost>]

On Tue, Jan 27, 2009 at 05:00:43PM +0000, Christos Zoulas wrote:
> In article <20090126213819.GA8006%britannica.bec.de@localhost>,
> Joerg Sonnenberger  <joerg%britannica.bec.de@localhost> wrote:
> >On Mon, Jan 26, 2009 at 04:25:33PM -0500, der Mouse wrote:
> >> How much of a pain would it be to grow it?  struct ifnet is prepared
> >> for it; if_flags is 32-bit-aligned and the next field after it is a pad
> >> field.
> >
> >As long as you add a second field, it should not be a problem. If you
> >want to make if_flags itself 32bit, you have to deal with endianess,
> >don't you?
> 
> I don't think that there is a binary compatibility issue since ifnet
> is not used in ioctls from what I can see.

Seems to be, so only some of the usual kvm users are involved.

Joerg