Re: libertas (private) ioctls vs. nl80211

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On Thu, Jun 14, 2007 at 04:08:44PM -0400, John W. Linville wrote:
> On Thu, Jun 14, 2007 at 12:56:18PM -0700, Andrew Morton wrote:
> > On Thu, 14 Jun 2007 15:09:36 -0400
> > "John W. Linville" <[email protected]> wrote:
> > 
> > > It does not make sense to me to rip this out purely for aesthetic
> > > reasons.
> > 
> > Aesthetics are good, but that's not the main issue.
> > 
> > What is most worrying is that there appears to be a risk that these
> > newly-added interfaces will later become obsoleted by another interface. 
> > This means that we'll need to maintain, test and support _both_ interfaces
> > for a very long time.  This is the sort of foot-shooting we should avoid.
> True enough.  However, I hope you will agree that we should not
> confuse foresight with speculation.
> At present there is no sign on the horizon of either any mac80211
> mesh code or any other full-MAC wireless driver supporting mesh.
> Without either of those, it would seem imprudent to rush toward
> a gneric configuration interface even if nl80211 was prepared to
> sprout one.

Making it generic may be premature optimization.

But at the very least, we should deal with the three other problems
Christoph has pointed out: subfunctions, pointer indirections, and
32on64 cleanliness.

That last one may come back to bite you in a couple years' time, if not
other people. It's a major pain in the ass.

Mathematics is the supreme nostalgia of our time.
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