LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: Doug Kehn <rdkehn@yahoo.com>
To: linux-kernel@vger.kernel.org, uClinux <uclinux-dev@uclinux.org>
Cc: Mikael Pettersson <mikpe@it.uu.se>
Subject: Re: Soft lockup 2.6.23.14-uc0
Date: Wed, 6 Feb 2008 05:01:23 -0800 (PST)	[thread overview]
Message-ID: <478718.75314.qm@web52006.mail.re2.yahoo.com> (raw)
In-Reply-To: <18344.31682.388710.182172@harpo.it.uu.se>

Hi Mikael,

--- Mikael Pettersson wrote:


> 
> Is this a new ixp4xx platform or one of the existing
> ones in arch/arm/mach-ixp4xx?
> 

The machine type (arch/arm/tools/mach-types) is
ct_dfs.  However, the platform is a copy of the coyote
platform in arch/arm/mach-ixp4xx.


> Anyway, I can think of two things:
> 
> 1. There was some very recent patches by Peter
> Zijlstra
>    addressing hrtimer breakage on arm and some other
>    archs in 2.6.24-git. If uclinux has backported
> some
>    of that stuff then it might explain this issue.
> 
> 2. There is a new native Linux driver for ixp4xx
>    ethernet. Patches for the 2.6.23.14 kernel can
>    be found in the nslu2-linux group's subversion
>    repository. (You'll need new firmware files
> though.)
>    Replacing Intel's IXP400 drivers with this driver
>    should at least tell you if the lockups are
>    related to your use of the Intel drivers.
> 
>    FWIW, I've never seen these lockups on my ixp4xx
>    boxes, with the Intel IXP400 drivers or with
>    the new native Linux drivers.
> 
> You should also Cc: the linux arm kernel mailing
> list,
> as the issue probably is platform specific.
> 

Thanks for the tips.  I'll check in to these.

Regards,
...doug


      ____________________________________________________________________________________
Never miss a thing.  Make Yahoo your home page. 
http://www.yahoo.com/r/hs

  reply	other threads:[~2008-02-06 13:08 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-04 15:45 Doug Kehn
2008-02-05 15:07 ` Mikael Pettersson
2008-02-06 13:01   ` Doug Kehn [this message]
2008-02-09 13:19   ` Doug Kehn

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=478718.75314.qm@web52006.mail.re2.yahoo.com \
    --to=rdkehn@yahoo.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mikpe@it.uu.se \
    --cc=uclinux-dev@uclinux.org \
    --subject='Re: Soft lockup 2.6.23.14-uc0' \
    /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

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).