Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752491Ab0LQDFw (ORCPT ); Thu, 16 Dec 2010 22:05:52 -0500 Received: from rcsinet10.oracle.com ([148.87.113.121]:56083 "EHLO rcsinet10.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752321Ab0LQDFv (ORCPT ); Thu, 16 Dec 2010 22:05:51 -0500 Message-ID: <4D0AD35C.1040408@kernel.org> Date: Thu, 16 Dec 2010 19:05:00 -0800 From: Yinghai Lu User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.16) Gecko/20101125 SUSE/3.0.11 Thunderbird/3.0.11 MIME-Version: 1.0 To: "H. Peter Anvin" CC: Vivek Goyal , "Eric W. Biederman" , Stanislaw Gruszka , Ingo Molnar , Thomas Gleixner , Maxim Uvarov , linux-kernel@vger.kernel.org, Neil Horman , Jeremy Fitzhardinge Subject: Re: kdump broken on 2.6.37-rc4 References: <20101208141942.GA2335@redhat.com> <4D00823A.9050808@kernel.org> <20101209124117.GA6032@redhat.com> <4D01377B.5070809@kernel.org> <20101213100848.GA2237@redhat.com> <4D0663F0.2060103@kernel.org> <4D06783C.6040009@zytor.com> <20101214224135.GB19693@redhat.com> <20101215103954.GA2243@redhat.com> <4D09958D.2040907@kernel.org> <20101216143925.GA13870@redhat.com> <4D0A3E31.4000109@zytor.com> <4D0A4C51.3070008@kernel.org> <4D0A6F66.1010006@zytor.com> <4D0AA116.4050707@kernel.org> <4D0AA592.3060805@kernel.org> <4D0AB14F.9050900@kernel.org> <4D0AC213.3050102@zytor.com> In-Reply-To: <4D0AC213.3050102@zytor.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4500 Lines: 113 On 12/16/2010 05:51 PM, H. Peter Anvin wrote: > Can whomever has a test case for this please test the attached test patch? > it works ... with PAGE_OFFSET=0xc0000000 'm in purgatory bootconsole [uart0] enabled Kernel Layout: .text: [0x2e000000-0x2e3f08ca] .rodata: [0x2e3f2000-0x2e5a2fff] .data: [0x2e5a3000-0x2e5f6467] .init: [0x2e5f7000-0x2e670fff] .bss: [0x2e675000-0x2e76ffff] .brk: [0x2e770000-0x2e954fff] memblock_x86_reserve_range: [0x00001000-0x00001fff] EX TRAMPOLINE memblock_x86_reserve_range: [0x2e000000-0x2e76ffff] TEXT DATA BSS memblock_x86_reserve_range: [0x35c20000-0x35f49fff] RAMDISK memblock_x86_reserve_range: [0x0009c800-0x000fffff] * BIOS reserved Initializing cgroup subsys cpuset Initializing cgroup subsys cpu Linux version 2.6.37-rc5-tip+ (root@mpk12-3214-189-181) (gcc version 4.4.4 20100726 (Red Hat 4.4.4-13) (GCC) ) #9 SMP Thu Dec 16 08:46:56 PST 2010 KERNEL supported cpus: Intel GenuineIntel AMD AuthenticAMD NSC Geode by NSC Cyrix CyrixInstead Centaur CentaurHauls Transmeta GenuineTMx86 Transmeta TransmetaCPU UMC UMC UMC UMC BIOS-provided physical RAM map: BIOS-e820: [0x00000000000100-0x0000000009c7ff] (usable) BIOS-e820: [0x0000000009c800-0x0000000009ffff] (reserved) BIOS-e820: [0x000000000e0000-0x000000000fffff] (reserved) BIOS-e820: [0x00000000100000-0x0000007ff9ffff] (usable) BIOS-e820: [0x0000007ffae000-0x0000007ffaffff] (usable) BIOS-e820: [0x0000007ffb0000-0x0000007ffbdfff] (ACPI data) BIOS-e820: [0x0000007ffbe000-0x0000007ffeffff] (ACPI NVS) BIOS-e820: [0x0000007fff0000-0x0000007fffffff] (reserved) BIOS-e820: [0x000000e0000000-0x000000efffffff] (reserved) BIOS-e820: [0x000000fec00000-0x000000fec00fff] (reserved) BIOS-e820: [0x000000fee00000-0x000000feefffff] (reserved) BIOS-e820: [0x000000ff700000-0x000000ffffffff] (reserved) last_pfn = 0x7ffb0 max_arch_pfn = 0x1000000 NX (Execute Disable) protection: active user-defined physical RAM map: user: [0x00000000000000-0x0000000009ffff] (usable) user: [0x0000002e000000-0x00000035f59fff] (usable) user: [0x0000007ffb0000-0x0000007ffeffff] (ACPI data) DMI present. _brk_end: ee8e6000, __brk_limit: ee955000 _brk_end: ee8e601c, __brk_limit: ee955000 _brk_end: ee8e6024, __brk_limit: ee955000 _brk_end: ee8e6030, __brk_limit: ee955000 _brk_end: ee8e6048, __brk_limit: ee955000 _brk_end: ee8e6058, __brk_limit: ee955000 _brk_end: ee8e6060, __brk_limit: ee955000 _brk_end: ee8e607c, __brk_limit: ee955000 _brk_end: ee8e60a4, __brk_limit: ee955000 _brk_end: ee8e60bc, __brk_limit: ee955000 _brk_end: ee8e60cc, __brk_limit: ee955000 _brk_end: ee8e60e0, __brk_limit: ee955000 _brk_end: ee8e6104, __brk_limit: ee955000 _brk_end: ee8e6118, __brk_limit: ee955000 _brk_end: ee8e6130, __brk_limit: ee955000 _brk_end: ee8e6134, __brk_limit: ee955000 _brk_end: ee8e6148, __brk_limit: ee955000 _brk_end: ee8e6160, __brk_limit: ee955000 _brk_end: ee8e618c, __brk_limit: ee955000 _brk_end: ee8e61b8, __brk_limit: ee955000 _brk_end: ee8e61e4, __brk_limit: ee955000 _brk_end: ee8e6210, __brk_limit: ee955000 _brk_end: ee8e6234, __brk_limit: ee955000 _brk_end: ee8e6240, __brk_limit: ee955000 _brk_end: ee8e6254, __brk_limit: ee955000 _brk_end: ee8e6268, __brk_limit: ee955000 DMI: Sun Fire X4240/Sun Fire X4240, BIOS 080014 10/15/2008 e820 update range: [0x00000000000000-0x0000000000ffff] (usable) ==> (reserved) e820 remove range: [0x000000000a0000-0x000000000fffff] (usable) last_pfn = 0x35f5a max_arch_pfn = 0x1000000 MTRR default type: uncachable MTRR fixed ranges enabled: 00000-9FFFF write-back A0000-EFFFF uncachable F0000-FFFFF write-protect MTRR variable ranges enabled: 0 base 000000000000 mask FFFF80000000 write-back 1 disabled 2 disabled 3 disabled 4 disabled 5 disabled 6 disabled 7 disabled x86 PAT enabled: cpu 0, old 0x7010600070106, new 0x7010600070106 Scan SMP from c0000000 for 1024 bytes. Scan SMP from c009fc00 for 1024 bytes. Scan SMP from c00f0000 for 65536 bytes. found SMP MP-table at [c00ff780] ff780 memblock_x86_reserve_range: [0x000ff780-0x000ff78f] * MP-table mpf mpc: fc4e0-fc6e4 memblock_x86_reserve_range: [0x000fc4e0-0x000fc6e3] * MP-table mpc memblock_x86_reserve_range: [0x2e770000-0x2e8e627b] BRK -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/