Re: [PATCH 00/18] Make common x86 arch area for i386 and x86_64 - Take 2

David Miller
2007-03-16T20:58:24Z

From: Christoph Lameter <clameter@sgi.com>
Date: Fri, 16 Mar 2007 13:56:13 -0700 (PDT)

> On Fri, 16 Mar 2007, David Miller wrote:
>
> > From: Christoph Lameter <clameter@sgi.com>
> > Date: Fri, 16 Mar 2007 13:48:58 -0700 (PDT)
> >
> > > Please read my posts to linux-mm on that subject. We discussed it last
> > > year in detail and the agreement was that the sparsemem crud needs to be
> > > taken out. Kame-san posted patches to do that.
> >
> > Please don't do that, sparsemem works very well on sparc64 and I
> > like the flexibility it gives me.
>
> I am not sure what flexibility you are talking about? The modification are
> to make sparsemem support virtual memmap as one option. See Kame-san's
> posts. There is no regression here its just cutting out the overhead of
> sparsmem from within.

I would really appreciate a posting that explains what exactly is
going on being sent to linux-arch, this is the first time I myself am
even aware of this idea and work.

Thanks.