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From: Michel Dänzer <michdaen@iiic.ethz.ch>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Jeff Hartmann <jhartmann@valinux.com>,
	Gareth Hughes <gareth@valinux.com>,
	linuxppc-dev@lists.linuxppc.org, dri-devel@lists.sourceforge.net
Subject: Re: [Dri-devel] PPC Lockup (ati-pcigart-branch)
Date: Sat, 20 Jan 2001 03:46:30 +0100	[thread overview]
Message-ID: <3A68FC06.7BEEA13D@iiic.ethz.ch> (raw)
In-Reply-To: 19341214104258.22601@mailhost.mipsys.com


Benjamin Herrenschmidt wrote:
>
> >
> >Since your running through klogd, this might not be 'exactly' where you
> >die.  I would be TERRIBLY surprised if you died here.  One thing you
> >have to remember about kernel debugging is that you can't always trust
> >what is in the log.  Here is a technique that works for me when I'm
> >unsure of a piece of code:
>
> Additionally, on PPCs, you have another technique, which is to use
> prom_print or xmon_printf() (the latest one support full printf semantics
> while the first one only supports a simple string).

xmon might really be helpful, but the crash is after the X server blanks the
display, so I wonder if xmon output would be visible?


Thanks to Jeff and everyone for the tips on how to debug this BTW.

Michel


--
Earthling Michel Dänzer (MrCooper)    \   Debian GNU/Linux (powerpc) developer
CS student, Free Software enthusiast   \        XFree86 and DRI project member

** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/

  parent reply	other threads:[~2001-01-20  2:46 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-01-19  3:26 PPC Lockup (ati-pcigart-branch) Michel Dänzer
2001-01-19  3:55 ` Dan Malek
2001-01-19  6:53   ` [Dri-devel] " Gareth Hughes
2001-01-19 16:48     ` Jeff Hartmann
2001-01-19 17:24     ` Dan Malek
2001-01-20  0:45       ` Gareth Hughes
2001-01-19 16:40 ` [Dri-devel] " Jeff Hartmann
2001-01-19 17:11   ` Benjamin Herrenschmidt
2001-01-19 22:26     ` Chris Emerson
2001-01-19 22:59       ` Benjamin Herrenschmidt
2001-01-19 23:43         ` Chris Emerson
2001-01-20  1:38           ` Benjamin Herrenschmidt
2001-01-20 13:21             ` Michael Schmitz
2001-01-20 16:00               ` Benjamin Herrenschmidt
2001-01-20 17:03                 ` Michael Schmitz
2001-01-20  2:46     ` Michel Dänzer [this message]
2001-01-20  4:17       ` Michel Dänzer
2001-01-22  9:44         ` Michel Dänzer
2001-01-22 17:59           ` Roman Zippel
2001-01-22 18:18             ` Michel Dänzer
2001-01-22 18:54               ` Roman Zippel
2001-01-22 19:39                 ` Dan Malek
2001-01-22 20:08                   ` Michel Dänzer
2001-01-22 20:30                   ` Jeff Hartmann
2001-01-22 21:23                     ` Roman Zippel
2001-01-22 23:12                       ` Frank Rowand
2001-01-22 21:31                     ` Dan Malek
2001-01-22 21:48                       ` Jeff Hartmann
2001-01-22 22:15                         ` Roman Zippel
2001-01-23 16:14                         ` Mike Beede
2001-01-22 22:31                       ` Roman Zippel
2001-01-23  0:24                         ` Dan Malek
2001-01-23  2:28                           ` Takashi Oe
2001-01-23  2:40                             ` Dan Malek
2001-01-23  4:40                               ` Ralph Metzler
2001-01-23  5:48                               ` Takashi Oe
2001-01-23 11:24                           ` Roman Zippel
2001-01-23  0:34                         ` Frank Rowand
2001-01-23  0:43                           ` Frank Rowand
2001-01-23 11:32                           ` Roman Zippel
2001-01-22 20:43                   ` Roman Zippel
2001-01-22 21:07                     ` Jeff Hartmann
2001-01-22 17:33         ` Dan Malek
2001-01-22 17:38           ` Jeff Hartmann
2001-01-22 17:38           ` Gareth Hughes
2001-01-22 17:43           ` Michel Dänzer
2001-01-22 18:36             ` Dan Malek
2001-01-22 18:44               ` Jeff Hartmann
2001-01-22 18:47               ` Michel Dänzer
2001-01-22 21:13         ` Dan Malek
2001-01-22 21:58           ` Roman Zippel
2001-01-22 23:48         ` Paul Mackerras
2001-01-23  0:13           ` Dan Malek
2001-01-20 13:15       ` Michael Schmitz
2001-01-19 17:11   ` Wolfgang Denk
  -- strict thread matches above, loose matches on Subject: below --
2001-01-23  3:34 Iain Sandoe
2001-01-23  6:49 Robert E Brose II
2001-01-23  7:01 ` Geert Uytterhoeven

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