mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Nick Piggin <npiggin@suse.de>
To: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Pekka Enberg <penberg@cs.helsinki.fi>, Mel Gorman <mel@csn.ul.ie>,
	linux-kernel@vger.kernel.org, akpm@linux-foundation.org,
	cl@linux-foundation.org, mingo@elte.hu, sachinp@in.ibm.com
Subject: Re: [RFC/PATCH] SLQB: Mark the allocator as broken PowerPC and S390
Date: Thu, 17 Sep 2009 14:36:27 +0200	[thread overview]
Message-ID: <20090917123627.GP18404@wotan.suse.de> (raw)
In-Reply-To: <20090917122141.GB5041@osiris.boeblingen.de.ibm.com>

On Thu, Sep 17, 2009 at 02:21:41PM +0200, Heiko Carstens wrote:
> On Thu, Sep 17, 2009 at 03:16:21PM +0300, Pekka Enberg wrote:
> > On Thu, 2009-09-17 at 14:12 +0200, Heiko Carstens wrote:
> > > Ok, I just wanted to debug this on s390. But... the bug seems to have
> > > disappeared.
> > > I pulled in
> > > 
> > > git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6.git slqb/core
> > > 
> > > and tried defconfig (+SLQB) as well as allyesconfig (+SLQB). Both started and
> > > didn't show the crash-before-console-is-active which went away when switching
> > > to a different allocator.
> > > So the s390 restriction seems to be resolved. Don't know why...
> > 
> > IIRC, this is the only bug fix that was merged after your report:
> > 
> > http://git.kernel.org/?p=linux/kernel/git/penberg/slab-2.6.git;a=commitdiff;h=ff61c4950125b09b5e5a83d48a6c81827e9d67ab
> 
> Still works even if I revert that patch. Probably something else interfered.

Nasty. I don't suppose it would be too much work to try bisecting it?
Unfortunately with this kind of thing, bisecting doesn't always point
to anything meaningful anyway :(

  reply	other threads:[~2009-09-17 12:36 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-09-16  6:37 Pekka Enberg
2009-09-16  6:55 ` David Rientjes
2009-09-16  7:01   ` Pekka Enberg
2009-09-16  8:04     ` Heiko Carstens
2009-09-17 10:08 ` Mel Gorman
2009-09-17 10:29   ` Pekka Enberg
2009-09-17 10:57     ` Mel Gorman
2009-09-17 11:13       ` Pekka Enberg
2009-09-17 11:18         ` Mel Gorman
2009-09-17 11:23           ` Pekka Enberg
2009-09-17 11:41           ` Nick Piggin
2009-09-17 18:18             ` Mel Gorman
2009-09-17 18:28               ` Nick Piggin
2009-09-17 18:38                 ` Christoph Lameter
2009-09-17 18:51                   ` Nick Piggin
2009-09-18 15:56                 ` Mel Gorman
2009-09-17 11:23       ` Sachin Sant
2009-09-17 11:38         ` Nick Piggin
2009-09-17 11:43           ` Pekka Enberg
2009-09-17 11:52             ` Nick Piggin
2009-09-17 11:55               ` Pekka Enberg
2009-09-17 12:12       ` Heiko Carstens
2009-09-17 12:16         ` Pekka Enberg
2009-09-17 12:21           ` Heiko Carstens
2009-09-17 12:36             ` Nick Piggin [this message]
2009-09-17 12:42               ` Pekka Enberg

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20090917123627.GP18404@wotan.suse.de \
    --to=npiggin@suse.de \
    --cc=akpm@linux-foundation.org \
    --cc=cl@linux-foundation.org \
    --cc=heiko.carstens@de.ibm.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mel@csn.ul.ie \
    --cc=mingo@elte.hu \
    --cc=penberg@cs.helsinki.fi \
    --cc=sachinp@in.ibm.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

all inboxes | Powered by JetHome®