linux-kernel - Re: [PATCH][RFC] Add default CPU topology information

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Message-Id: <20080416120752.eed9657f.akpm@linux-foundation.org>
Date:	Wed, 16 Apr 2008 12:07:52 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	bhutchings@...arflare.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH][RFC] Add default CPU topology information

On Wed, 16 Apr 2008 14:51:33 +0200
Ingo Molnar <mingo@...e.hu> wrote:

> 
> * Andrew Morton <akpm@...ux-foundation.org> wrote:
> 
> > > This patch:
> > > 
> > > - Adds default definitions of the 4 topology macros to
> > >   include/asm-generic/topology.h.
> > > - Changes include/asm-*/topology.h to include <asm-generic/topology.h>
> > >   unconditionally.
> > > - Changes drivers/base/topology.c to use the topology macros unconditionally
> > >   and to cope with definitions that aren't lvalues.
> > > - Updates documentation accordingly.
> > > 
> > 
> > I ran away in terror when I saw this patch.  It's dark and dirty stuff 
> > you're unearthing there and it looks like a minefield of compilation 
> > problems.  Not aided by the fact that we don't have a topology 
> > maintainer afaik.
> > 
> > We shall see.
> 
> i could pick it up into sched.git

There seem to be multiple sched.gits

> - it's a frequent party to topology 
> patches. We've now got automated cross-build checks as well by virtue of 
> Thomas so common build failures ought to be rare.

OK, whatever.  There's a tangle between this change and the s390 tree which
already has a tangle with one of the sched-gits which is sort-of getting
sorted out.

git-s390 wasn't an appropriate place to host changes to
drivers/base/topology.c.

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