From: Ryan Nielsen <ran@krazynet.com>
To: Troy Benjegerdes <hozer@drgw.net>
Cc: linuxppc-dev@lists.linuxppc.org, Paul.Mackerras@cs.anu.edu.au
Subject: Re: kswapd and SMP still broke on 2.2.0-pre9
Date: Sat, 23 Jan 1999 01:05:52 -0800 [thread overview]
Message-ID: <19990123010552.A182@gondolin> (raw)
In-Reply-To: <Pine.LNX.4.04.9901222349480.17601-100000@narn.local.drgw.net>; from Troy Benjegerdes on Fri, Jan 22, 1999 at 11:54:16PM -0600
Troy Benjegerdes wrote:
>
> On Sat, 23 Jan 1999, Paul Mackerras wrote:
>
> > Troy Benjegerdes <hozer@drgw.net> wrote:
> >
> > > kswapd is still dieing on boot with SMP enabled (and this time the second
> > > processor is actually active)
> > >
> > > Does this indicate something is wrong with SMP and the MM code, or that
> > > some PPC-specific part needs fixing? I've tried to keep up on
> > > linux-kernel, but it's a little overwhelming ;)
> >
> > The SMP stuff in Linux/PPC currently only supports the Apple MP
> > architecture (I think they call it "powersurge"). Your MTX board
> > probably has entirely different ways of coordinating the CPUs. Have
> > you looked at arch/ppc/kernel/smp.c? I think that's where you'd have
> > to start changing things.
>
> This is true, and I need to finish stuff in smp.c, but the same crash
> occured from 2.2.0-pre5 on, without the second CPU being active. Patching
> the kswapd portion of back to 2.2.0-pre4 fixed this.. Look for a message
> in the archives from Ryan Nielson, I believe.
>
> Can anyone verify 2.2.0-pre9 works on a SMP Pmac? (or for that matter,
> vger.. if vger works I can figure out what changed)
vger-pre8 and 2.2.0-pre9 dont work.
on an Apple 9600/200MP.
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next prev parent reply other threads:[~1999-01-23 9:05 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
1999-01-22 19:44 kswapd and SMP still broke on 2.2.0-pre9 Troy Benjegerdes
1999-01-23 2:59 ` Paul Mackerras
1999-01-23 5:54 ` Troy Benjegerdes
1999-01-23 9:05 ` Ryan Nielsen [this message]
1999-01-23 18:25 ` Cort Dougan
1999-01-23 23:25 ` Paul Mackerras
1999-01-24 7:02 ` Ryan Nielsen
1999-01-24 21:30 ` Troy Benjegerdes
1999-01-26 2:09 ` Cort Dougan
1999-01-26 6:02 ` 2.2.0 SMP kswapd okay, but rpciod crashes Troy Benjegerdes
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