Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757084AbZATTtR (ORCPT ); Tue, 20 Jan 2009 14:49:17 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1759495AbZATTsz (ORCPT ); Tue, 20 Jan 2009 14:48:55 -0500 Received: from gateway-1237.mvista.com ([63.81.120.158]:37324 "EHLO gateway-1237.mvista.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1762678AbZATTsy (ORCPT ); Tue, 20 Jan 2009 14:48:54 -0500 Message-ID: <49762AA3.7050402@ct.jp.nec.com> Date: Tue, 20 Jan 2009 11:48:51 -0800 From: Hiroshi Shimamoto User-Agent: Thunderbird 2.0.0.19 (Windows/20081209) MIME-Version: 1.0 To: Justin Madru Cc: "Justin P. Mattock" , Jesper Juhl , lkml , John Stoffel , Ingo Molnar , "H. Peter Anvin" Subject: Re: [bisected] 2.6.29-rc1 Firefox crashing on page load References: <4970F46F.4060803@gawab.com> <49714266.6020401@gawab.com> <49715039.2090406@gmail.com> <49719B53.8050300@gawab.com> <4972489B.30500@gawab.com> <497260FE.4010102@gmail.com> <4972723B.4000201@gawab.com> <49727BDE.9070509@gmail.com> <49751BA0.1040004@gawab.com> <49752823.9020403@ct.jp.nec.com> <49756D07.7080804@gawab.com> <497617D6.8020707@ct.jp.nec.com> <4976246D.1040008@gawab.com> In-Reply-To: <4976246D.1040008@gawab.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2638 Lines: 77 Justin Madru wrote: > Hiroshi Shimamoto wrote: >> Justin Madru wrote: >> >>> Hiroshi Shimamoto wrote: >>> >>>> Justin Madru wrote: >>>> >>>>> Ok, finally bisected the bug, but the commit isn't related to networking! >>>>> I did: git revert 4217458dafaa57d8e26a46f5d05ab8c53cf64191 >>>>> on current git and that fixed the bug. >>>>> >>>>> By the way, how do I undo my git revert, so I'm back to a pristine tree? >>>>> I want to drop my changes - the revert. >>>>> Also how do I find the commit that merged/pulled in this commit? >>>>> >>>>> commit 4217458dafaa57d8e26a46f5d05ab8c53cf64191 >>>>> Author: Hiroshi Shimamoto >>>>> Date: Fri Dec 5 17:17:09 2008 -0800 >>>>> >>>>> x86: signal: change type of paramter for sys_rt_sigreturn() >>>>> >>>>> Impact: cleanup on 32-bit >>>>> >>>>> Peter pointed this parameter can be changed. >>>>> >>>>> Signed-off-by: Hiroshi Shimamoto >>>>> Signed-off-by: Ingo Molnar >>>>> >>>> Hi, >>>> thanks for reporting. >>>> >>>> I'm not sure why this commit affects. >>>> Can you check vmlinux? size, objdump, etc. >>>> On my environment, the generated code looks same. >>>> >>>> Thanks, >>>> Hiroshi >>>> >>>> >>> I tried to do an objdump but it gave an error. How am I suppose to do an >>> objdump? >>> >>> $ objdump -x /boot/vmlinuz-2.6.29-rc2-git >>> objdump: /boot/vmlinuz-2.6.29-rc2-git: File format not recognized >>> $ readelf -a /boot/vmlinuz-2.6.29-rc2-git >>> readelf: Error: Unable to seek to 0xc031f2eb for section headers >>> readelf: Error: Not an ELF file - it has the wrong magic bytes at the start >>> $ ls -la /boot/vmlinuz-2.6.29-rc2-git >>> -rw-r--r-- 1 root root 2286480 2009-01-19 18:44 /boot/vmlinuz-2.6.29-rc2-git >>> >> not vmlinuz, vmlinux. >> vmlinuz is a compressed kernel, it is not ELF file. >> Usually vmlinux is generated in top of source directory. >> I can see disassembled image with objdump -d vmlinux. >> >> Thanks, >> Hiroshi >> >> > Sorry, didn't know. I tried objdump -d vmlinux, but the resulting file > is ~50MB! > Is there a smaller section you're interested in, because that would be > hard to send. > Or am I doing it wrong again? that's OK. No need to send the disassembled result. You can diff disassembled file. I guess your GCC generates different code when the patch is reverted. Thanks, Hiroshi -- 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/