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From: Andrew Morton <akpm@linux-foundation.org>
To: Andy Whitcroft <apw@shadowen.org>
Cc: "H. Peter Anvin" <hpa@zytor.com>, Steve Fox <drfickle@us.ibm.com>,
	Mel Gorman <mel@csn.ul.ie>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] move the kernel to 16MB for NUMA-Q
Date: Mon, 11 Jun 2007 09:15:58 -0700	[thread overview]
Message-ID: <20070611091558.f468f205.akpm@linux-foundation.org> (raw)
In-Reply-To: <63a08cc7547f14065becdf9a94d0d529@pinky>

On Mon, 11 Jun 2007 15:32:10 +0100 Andy Whitcroft <apw@shadowen.org> wrote:

> 
> We are seeing corruption of the decompressed kernel.  It is suspected
> that this is platform specific as it has yet to be seen on any
> other x86.  Move the kernel to the 16MB boundary.
> 
> Signed-off-by: Andy Whitcroft <apw@shadowen.org>
> ---
> diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig
> index 7e1950f..89e6bf4 100644
> --- a/arch/i386/Kconfig
> +++ b/arch/i386/Kconfig
> @@ -817,6 +817,7 @@ config CRASH_DUMP
>  
>  config PHYSICAL_START
>  	hex "Physical address where the kernel is loaded" if (EMBEDDED || CRASH_DUMP)
> +	default "0x1000000" if X86_NUMAQ
>  	default "0x100000"
>  	help
>  	  This gives the physical address where the kernel is loaded.

grumble.  If it's a BIOS bug then OK.  But if it is indeed a kernel bug
then this patch didn't make it go away and it shall return to haunt us.

Oh well.  Let's hope that the bug (if it is such) will turn up on something
which is less debugging-hostile than a NUMAQ.


  parent reply	other threads:[~2007-06-11 16:17 UTC|newest]

Thread overview: 151+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-05-16  3:19 2.6.22-rc1-mm1 Andrew Morton
2007-05-16  6:06 ` 2.6.22-rc1-mm1 KAMEZAWA Hiroyuki
2007-05-16  7:58   ` 2.6.22-rc1-mm1 Jeff Garzik
2007-05-16  8:04     ` 2.6.22-rc1-mm1 Andrew Morton
2007-05-16 15:33       ` 2.6.22-rc1-mm1 Jeff Garzik
2007-05-16 20:24       ` 2.6.22-rc1-mm1 Darrick J. Wong
2007-05-16 16:54   ` 2.6.22-rc1-mm1 Randy Dunlap
2007-05-16  7:57 ` 2.6.22-rc1-mm1 - s390 vs. md Cornelia Huck
2007-05-16 17:21   ` Williams, Dan J
2007-05-16 10:18 ` 2.6.22-rc1-mm1 Andy Whitcroft
2007-05-16 15:16   ` 2.6.22-rc1-mm1 H. Peter Anvin
2007-05-16 17:40     ` 2.6.22-rc1-mm1 Mel Gorman
2007-05-16 17:55       ` 2.6.22-rc1-mm1 H. Peter Anvin
2007-05-16 18:18         ` 2.6.22-rc1-mm1 Andy Whitcroft
2007-05-16 18:00       ` 2.6.22-rc1-mm1 Andrew Morton
2007-05-16 23:32       ` 2.6.22-rc1-mm1 H. Peter Anvin
2007-05-16 23:36       ` 2.6.22-rc1-mm1 H. Peter Anvin
2007-05-17  9:35         ` 2.6.22-rc1-mm1 Mel Gorman
2007-05-29 22:34           ` 2.6.22-rc1-mm1 Andy Whitcroft
2007-06-01  9:50             ` 2.6.22-rc1-mm1 Andy Whitcroft
2007-06-01 23:12               ` 2.6.22-rc1-mm1 H. Peter Anvin
2007-06-05 18:38                 ` 2.6.22-rc1-mm1 Andy Whitcroft
2007-06-05 22:57                   ` 2.6.22-rc1-mm1 H. Peter Anvin
2007-06-07  9:49                     ` 2.6.22-rc1-mm1 Andy Whitcroft
2007-06-11 13:58                       ` 2.6.22-rc1-mm1 Andy Whitcroft
     [not found]                         ` <63a08cc7547f14065becdf9a94d0d529@pinky>
2007-06-11 16:15                           ` Andrew Morton [this message]
2007-06-11 17:20                             ` [PATCH] move the kernel to 16MB for NUMA-Q Dave Jones
2007-06-11 17:36                               ` H. Peter Anvin
2007-06-11 18:19                                 ` Jan Engelhardt
2007-06-11 18:46                                   ` Dave Jones
2007-06-11 19:17                                     ` Alan Cox
2007-06-11 20:07                                     ` Rene Herman
2007-06-11 20:21                                       ` Rene Herman
2007-06-11 19:01                                   ` H. Peter Anvin
2007-06-11 20:44                                     ` Jan Engelhardt
2007-06-11 20:51                                       ` H. Peter Anvin
2007-06-15 11:12                                         ` Jan Engelhardt
2007-06-11 17:49                               ` Rene Herman
2007-06-11 17:58                                 ` H. Peter Anvin
2007-06-11 18:01                                   ` Rene Herman
2007-05-17  4:16     ` 2.6.22-rc1-mm1 Bharata B Rao
2007-05-18  8:54     ` 2.6.22-rc1-mm1 young dave
2007-05-18 10:07       ` 2.6.22-rc1-mm1 young dave
2007-05-18 16:54         ` 2.6.22-rc1-mm1 H. Peter Anvin
2007-05-18 16:59           ` 2.6.22-rc1-mm1 Mel Gorman
2007-05-21  0:53           ` 2.6.22-rc1-mm1 young dave
2007-05-21  4:49             ` 2.6.22-rc1-mm1 H. Peter Anvin
2007-05-21  5:00               ` 2.6.22-rc1-mm1 young dave
2007-05-21  5:03                 ` 2.6.22-rc1-mm1 H. Peter Anvin
2007-05-21  5:39                   ` 2.6.22-rc1-mm1 young dave
     [not found]                     ` <465138CC.3060605@zytor.com>
2007-05-21  8:41                       ` 2.6.22-rc1-mm1 young dave
2007-05-21 16:35                         ` 2.6.22-rc1-mm1 H. Peter Anvin
2007-05-22  2:14                           ` 2.6.22-rc1-mm1 young dave
     [not found]                             ` <465319C1.2080206@zytor.com>
2007-05-23  1:15                               ` 2.6.22-rc1-mm1 young dave
2007-05-16 12:10 ` (NFS) BUG: at page-writeback.c:829 [Was: 2.6.22-rc1-mm1] Jiri Slaby
2007-05-16 12:39   ` Nick Piggin
2007-05-16 12:44     ` Jiri Slaby
2007-05-16 12:47       ` Nick Piggin
2007-05-16 13:00     ` Trond Myklebust
2007-05-16 13:06       ` Nick Piggin
2007-05-16 12:52   ` Trond Myklebust
2007-05-16 14:30 ` 2.6.22-rc1-mm1 Michal Piotrowski
2007-05-16 14:37   ` 2.6.22-rc1-mm1 Nick Piggin
     [not found]     ` <6bffcb0e0705160935r1767a764hce72f24f9eee6c1e@mail.gmail.com>
2007-05-16 16:58       ` 2.6.22-rc1-mm1 Jiri Slaby
2007-05-16 15:34   ` 2.6.22-rc1-mm1 Gabriel C
2007-05-16 16:24 ` 2.6.22-rc1-mm1 Michal Piotrowski
2007-05-16 16:41   ` 2.6.22-rc1-mm1 Andrew Morton
2007-05-17  2:06     ` 2.6.22-rc1-mm1 David Chinner
2007-05-17  8:41       ` [xfs-masters] 2.6.22-rc1-mm1 Christoph Hellwig
2007-05-17 20:05         ` Michal Piotrowski
2007-05-18  2:11           ` David Chinner
2007-05-21 10:11             ` David Chinner
2007-05-21 10:23               ` Christoph Hellwig
2007-05-22 10:44                 ` David Chinner
2007-05-22 11:42                   ` Christoph Hellwig
2007-05-22 23:23                   ` Nathan Scott
2007-05-22 14:45               ` Michal Piotrowski
2007-05-16 16:50 ` 2.6.22-rc1-mm1 Randy Dunlap
2007-05-16 17:00   ` 2.6.22-rc1-mm1 Richard Purdie
2007-05-16 17:06     ` 2.6.22-rc1-mm1 Andrew Morton
2007-05-16 19:55       ` 2.6.22-rc1-mm1 Richard Purdie
2007-05-16 20:00       ` 2.6.22-rc1-mm1 Richard Purdie
2007-05-18 17:34         ` 2.6.22-rc1-mm1 Edward Shishkin
2007-05-16 17:37 ` 2.6.22-rc1-mm1 [cannot change thermal trip points] Maciej Rutecki
2007-05-16 17:47   ` Chuck Ebbert
2007-05-16 17:47     ` Chuck Ebbert
2007-05-16 18:10     ` Goulven Guillard
2007-05-16 18:10       ` Goulven Guillard
2007-05-17  9:23     ` Pavel Machek
2007-05-17 13:36       ` Maciej Rutecki
2007-05-17 19:08         ` Len Brown
2007-05-17 20:09           ` Maciej Rutecki
2007-05-17 20:42             ` Maciej Rutecki
2007-05-17 21:53           ` Pavel Machek
2007-05-17 22:42             ` Len Brown
2007-05-21 12:11               ` Pavel Machek
2007-06-01  2:46                 ` Len Brown
2007-06-04 11:16                   ` Pavel Machek
2007-05-17 19:17       ` Len Brown
2007-05-17 21:52         ` Pavel Machek
2007-05-17 22:35           ` Len Brown
2007-06-04  9:02             ` Stefan Seyfried
2007-06-04  9:02               ` Stefan Seyfried
2007-06-04 11:06               ` Pavel Machek
2007-05-19 19:56         ` Thomas Renninger
2007-05-21  3:50           ` Len Brown
2007-05-21 11:31             ` Thomas Renninger
2007-05-21 12:10             ` Pavel Machek
2007-05-21 13:27               ` Matthew Garrett
2007-05-21 13:29                 ` Pavel Machek
2007-05-21 13:36                   ` Matthew Garrett
2007-05-21 13:40                     ` Pavel Machek
2007-05-21 13:45                       ` Matthew Garrett
2007-05-21 22:42                         ` Pavel Machek
2007-05-22  0:31                           ` Matthew Garrett
2007-05-22  9:06                             ` Pavel Machek
2007-05-22  9:16                               ` Matthew Garrett
2007-05-22  9:28                                 ` Goulven Guillard
2007-05-22  9:28                                   ` Goulven Guillard
2007-05-22 10:05                                 ` Maciej Rutecki
2007-06-04  9:13                               ` Stefan Seyfried
2007-06-04  9:13                                 ` Stefan Seyfried
2007-05-24 14:16                             ` 2.6.22-rc1-mm1 Implementing fan/thermal control in userspace - Was: " Thomas Renninger
2007-05-24 14:36                               ` Matthew Garrett
2007-05-24 18:18                                 ` Thomas Renninger
2007-05-25  6:38                                 ` Pavel Machek
2007-05-27 21:51                                   ` Matthew Garrett
2007-05-28 10:58                                     ` Pavel Machek
2007-05-28 12:50                                       ` Matthew Garrett
2007-05-28 12:53                                         ` Pavel Machek
2007-05-16 18:55 ` 2.6.22-rc1-mm1: IDE compile error Adrian Bunk
2007-05-23 23:45   ` Bartlomiej Zolnierkiewicz
2007-05-24 10:55     ` Alan Cox
2007-05-24 18:53       ` H. Peter Anvin
2007-05-25  0:05       ` H. Peter Anvin
2007-05-25  0:14         ` Alan Cox
2007-05-25  0:18           ` H. Peter Anvin
2007-05-25  0:38             ` Alan Cox
2007-05-25  0:51               ` H. Peter Anvin
2007-05-25 14:19                 ` Alan Cox
2007-05-17 12:38 ` 2.6.22-rc1-mm1 - Call trace in slub_def.h Reuben Farrelly
2007-05-17 12:52   ` Satyam Sharma
2007-05-20 10:12 ` 2.6.22-rc1-mm1 Mariusz Kozlowski
2007-05-20 10:12   ` 2.6.22-rc1-mm1 Mariusz Kozlowski
2007-05-20 10:21   ` 2.6.22-rc1-mm1 Sam Ravnborg
2007-05-20 10:21     ` 2.6.22-rc1-mm1 Sam Ravnborg
2007-05-20 15:33     ` 2.6.22-rc1-mm1 Kumar Gala
2007-05-20 15:33       ` 2.6.22-rc1-mm1 Kumar Gala
2007-05-22  7:25 ` 2.6.22-rc1-mm1: evm BUG when reading sysfs file Joseph Fannin
2007-05-22 21:23   ` Andrew Morton
2007-05-25 21:05     ` Mimi Zohar

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