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From: Ingo Molnar <mingo@elte.hu>
To: Yinghai Lu <yhlu.kernel@gmail.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
	"H. Peter Anvin" <hpa@zytor.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] x86: fix init_memory_mapping over boundary v2
Date: Sat, 28 Jun 2008 09:02:43 +0200	[thread overview]
Message-ID: <20080628070243.GA31342@elte.hu> (raw)
In-Reply-To: <20080628063500.GA15710@elte.hu>


* Ingo Molnar <mingo@elte.hu> wrote:

> * Yinghai Lu <yhlu.kernel@gmail.com> wrote:
> 
> > some end boundary is only page alignment, instead of 2M alignment, so 
> > call ker_phycial_mapping_init three times. then don't overmap above 
> > the max_low_pfn
> 
> applied to tip/x86/unify-setup, thanks Yinghai.

-tip testing found a 32-bit spontaneous reboot during bootup, with this 
config:

  http://redhat.com/~mingo/misc/config-Sat_Jun_28_08_43_52_CEST_2008.bad

no serial log produced at all.

doing the reverts below fixes the problem.

	Ingo

commit 4ae56755fa1e1bd1500c97b5bf82d6519a261ffd
Author: Ingo Molnar <mingo@elte.hu>
Date:   Sat Jun 28 08:59:44 2008 +0200

    Revert "x86: let setup_arch call init_apic_mappings for 32bit"

    This reverts commit 7fce3bb20100e5b6c42ad66c495e6348522bfd37.

commit 2703b959fc588f1b77290272f60bcf0bd8f6e557
Author: Ingo Molnar <mingo@elte.hu>
Date:   Sat Jun 28 08:59:39 2008 +0200

    Revert "x86: fix init_memory_mapping over boundary v2"

    This reverts commit 7a41ed2c98f860da38a944d8de5b29e6ec39cf76.


  parent reply	other threads:[~2008-06-28  7:03 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-06-26  0:48 [PATCH 00/16] x86: merge setup_32/64.c Yinghai Lu
2008-06-26  0:49 ` [PATCH 03/16] x86: update reserve_initrd to support 64bit Yinghai Lu
2008-06-26  0:50 ` [PATCH 04/16] x86: put global variable for 32bit all together Yinghai Lu
2008-06-26  0:51 ` [PATCH 05/16] x86: add extra includes for 64bit support Yinghai Lu
2008-06-26  0:52 ` [PATCH 06/16] x86: merge 64bit setup_arch into setup_32 Yinghai Lu
2008-06-26  0:53 ` [PATCH 07/16] x86: space to tab in setup_arch Yinghai Lu
2008-06-26  0:54 ` [PATCH 08/16] x86: rename setup_32.c to setup.c Yinghai Lu
2008-06-26  0:55 ` [PATCH 09/16] x86: move boot_params back " Yinghai Lu
2008-06-26  0:56 ` [PATCH 10/16] x86: move parse_setup_data " Yinghai Lu
2008-06-26  0:57 ` [PATCH 11/16] x86: move back crashkernel " Yinghai Lu
2008-06-26  0:58 ` [PATCH 12/16] x86: move reserve_standard_io_resources " Yinghai Lu
2008-06-26  0:58 ` [PATCH 13/16] x86: move parse elfvorehdr " Yinghai Lu
2008-06-26  0:59 ` [PATCH 14/16] x86: make x86_find_smp_config depends on 64 bit too Yinghai Lu
2008-06-26  1:00 ` [PATCH 15/16] x86: change some functions in setup.c to static Yinghai Lu
2008-06-26  1:02 ` [PATCH 16/16] x86: we only have init_pg_tables_end for 32bit Yinghai Lu
2008-06-26  2:52 ` [PATCH] x86: clean up ARCH_SETUP Yinghai Lu
2008-06-26 13:26   ` Ingo Molnar
2008-06-26  4:51 ` [PATCH] x86: move fix mapping page table range early Yinghai Lu
2008-06-26 13:27   ` Ingo Molnar
2008-06-27  6:17   ` [PATCH] x86: early res print out alignment Yinghai Lu
2008-06-27  8:41     ` [PATCH] x86: let setup_arch call init_apic_mappings for 32bit Yinghai Lu
2008-06-28  6:37       ` Ingo Molnar
2008-06-27 22:36     ` [PATCH] x86: early res print out alignment v2 Yinghai Lu
2008-06-28  6:36       ` Ingo Molnar
2008-06-29  4:42         ` Yinghai Lu
2008-06-27 22:38   ` [PATCH] x86: fix init_memory_mapping over boundary Yinghai Lu
2008-06-28  5:47     ` [PATCH] x86: fix init_memory_mapping over boundary v2 Yinghai Lu
2008-06-28  6:35       ` Ingo Molnar
2008-06-28  7:01         ` Yinghai Lu
2008-06-28  7:02         ` Ingo Molnar [this message]
2008-06-28  7:19           ` Yinghai Lu
2008-06-28  7:21             ` Ingo Molnar
2008-06-28  7:42               ` Yinghai Lu
2008-06-28  7:22           ` Yinghai Lu
2008-06-28  7:47             ` Ingo Molnar
2008-06-28 10:30               ` Yinghai Lu
2008-06-28 11:07                 ` Ingo Molnar
2008-06-28 17:38       ` Jeremy Fitzhardinge
2008-06-28 20:33         ` Yinghai Lu
2008-06-29  0:49       ` [PATCH] x86: fix init_memory_mapping over boundary v4 Yinghai Lu
2008-06-29  2:22         ` Jeremy Fitzhardinge
2008-06-29  4:40           ` Yinghai Lu
2008-06-29  5:18             ` Jeremy Fitzhardinge
2008-06-29  7:08         ` Ingo Molnar
2008-06-29  7:30           ` Yinghai Lu
2008-06-30  8:33             ` Ingo Molnar
2008-06-29  7:39         ` [PATCH] x86: fix init_memory_mapping over boundary v4 - diff to v3 Yinghai Lu
2008-06-29  9:48           ` Ingo Molnar
2008-06-29  0:49       ` [PATCH] x86: fix warning in e820_reserve_resources with 32bit Yinghai Lu
2008-06-29  9:49         ` Ingo Molnar
2008-06-26  9:47 ` [PATCH 00/16] x86: merge setup_32/64.c Ingo Molnar
2008-06-26 10:02   ` Ingo Molnar
2008-06-26 10:06     ` Yinghai Lu
2008-06-26 11:01       ` Ingo Molnar
2008-06-27  2:51         ` Huang, Ying

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