Andi Kleen wrote: [Sun Oct 30 2005, 10:28:49PM EST]
> On Monday 31 October 2005 02:40, Bob Picco wrote:
> > Added Matt to cc:
> > Andi Kleen wrote: [Sun Oct 30 2005, 09:12:17PM EST]
> >
> > > On Monday 31 October 2005 01:17, Bob Picco wrote:
> > > > This is a slightly modified patch I used on x86_64 for EXTREME testing.
> > > > The original 2.6.13-rc1-mhp1 patch didn't apply cleanly against 2.6.14.
> > > > It will apply with this untested patch. The patch needs to have
> > > > arch_sparse_init which is only active for SPARSEMEM. This patch was
> > > > just for testing EXTREME on x86_64 NUMA and needs review.
> > > >
> > > > I think the bootmem allocator is being used before initialized. This
> > > > wouldn't have happened before SPARSEMEM_EXTREME became the default.
> > > >
> > > > If you feel my analysis is correct, I'll generate a cleaner patch and
> > > > test on my 4 way.
> > >
> > > Ok the question is - why did nobody submit this patch in time? When
> > > sparse was merged I assumed folks would actually test and maintain
> > > it. But that doesn't seem to be the case? Somewhat surprising.
> >
> > Well I did post it on lhms mailing list.
>
> Fixes for code that is in mainline needs to go to the appropiate mainline
> mailing list (for x86-64 that is l-k and [email protected]) and maintainers.
Well it wasn't intended for inclusion. I was just trying to help Dave out by
not pursuing an issue which I've already looked at some.
>
> > However it's incomplete because
> > it doesn't address !NUMA.
>
> So i should not apply it yet?
Nope. It's incomplete. I'll wait to see whether Matt is on this. Otherwise,
I'll put a patch together and test it within the next couple of days.
>
> -Andi
>
bob
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