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Message-Id: <1195078382.28865.49.camel@pasglop>
Date: Thu, 15 Nov 2007 09:13:02 +1100
From: Benjamin Herrenschmidt <benh@...nel.crashing.org>
To: "B. N. Poornima" <poornima@...ibm.com>
Cc: Nathan Lynch <ntl@...ox.com>, Andrew Morton <akpm@...l.org>,
Linus Torvalds <torvalds@...l.org>,
ppc64 dev list <linuxppc64-dev@...abs.org>,
linux-kernel <linux-kernel@...r.kernel.org>,
"Martin J. Bligh" <mbligh@...igh.org>, roland@...spin.com
Subject: Re: [PATCH] prom_find_machine_type typo breaks pSeries lpar boot
On Wed, 2007-11-14 at 17:57 +0530, B. N. Poornima wrote:
> Benjamin Herrenschmidt wrote:
> > On Fri, 2005-06-03 at 14:25 -0500, Nathan Lynch wrote:
> >
> >> Typo in prom_find_machine_type from Ben's recent patch "ppc64: Fix
> >> result code handling in prom_init" prevents pSeries LPAR systems from
> >> booting.
> >>
> >> Tested on a pSeries 570 and OpenPower 720 (both Power5 LPAR).
> >>
> >
> > Damn ! I'm certain I tested it on P5 ! I must have forgotten to "quilt
> > ref" before sending the patch (as I did notice this typo and fixed it
> > just before sending).
> >
> > Sorry!
> >
> > Ben.
> >
> >
> > -
> > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
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> > More majordomo info at http://vger.kernel.org/majordomo-info.html
> > Please read the FAQ at http://www.tux.org/lkml/
> >
> >
> >
> Hello,
> Same typo has creped in again from 2.6.17 kernel onwards and causing
> open firmware exception in pSeries systems.
Can you forward the patch ?
> =====================================================================================
>
> Welcome to yaboot version 10.1.21-r910.SuSE
> booted from '/vdevice/v-scsi@...00003/disk@...0000000000000'
> Enter "help" to get some basic usage information
> boot: 2.6.23.1
> Please wait, loading kernel...
> Allocated 03500000 bytes for kernel @ 01c00000
> Elf64 kernel loaded...
> Loading ramdisk...
> ramdisk loaded 0020d000 @ 06b00000
> DEFAULT CATCH!, exception-handler=fff00300
> at %SRR0: c00000000202705c %SRR1: 8000000000003002
> Open Firmware exception handler entered from non-OF code
>
> Client's Fix Pt Regs:
> 00 0223100003080000 00000000018bfac0 0000000004bbeaf8 00000000018bfb48
> 04 00000000018bfc90 0000000000c39a48 0000000000000000 5c3a03080000a0fa
> 08 0000000000000001 0000000000000000 05910000194c0223 000000005cae0000
> 0c 0000000003f1eaf8 0000000000000000 0000000000000000 0000000000000000
> 10 0000000000000000 0000000000c39a48 0000000000000000 00000000018bfc90
> 14 0000000000c00000 000000000020d000 0000000000000000 0000000008b00000
> 18 0000000000280004 00000000018bff04 0000000000000001 0000000000000000
> 1c 0000000008b00000 0000000000c39a48 c000000004d1e530 0000000008b00000
> Special Regs:
> %IV: 00000300 %CR: 44000028 %XER: 00000000 %DSISR: 08000000
> %SRR0: c00000000202705c %SRR1: 8000000000003002
> %LR: c000000002027428 %CTR: c0000000020273f0
> %DAR: 05910000194c02eb
> Virtual PID = 0
> PFW: Unable to send error log!
> ofdbg
> 0 >
>
> ===========================================================================================
> The patch that is provided solves the problem.
>
> Regards,
> Poornima.
-
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