Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756958Ab0GHUOj (ORCPT ); Thu, 8 Jul 2010 16:14:39 -0400 Received: from hrndva-omtalb.mail.rr.com ([71.74.56.122]:50343 "EHLO hrndva-omtalb.mail.rr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751335Ab0GHUOh (ORCPT ); Thu, 8 Jul 2010 16:14:37 -0400 X-Authority-Analysis: v=1.1 cv=m3uZWsdZ60mJS1jUfdG7r319aoXODz2lA0fDZ62Y2bk= c=1 sm=0 a=zNANCjgXmV0A:10 a=7U3hwN5JcxgA:10 a=Q9fys5e9bTEA:10 a=gMqfjgEr1zLu/65IO0LwxA==:17 a=VwQbUJbxAAAA:8 a=YlsN9AhGxcV_h8TbvoQA:9 a=7l7Ke_5fgwy8GQwrKf8SzyzRgjAA:4 a=PUjeQqilurYA:10 a=gMqfjgEr1zLu/65IO0LwxA==:117 X-Cloudmark-Score: 0 X-Originating-IP: 74.67.89.75 Subject: Re: 2.6.35 regression From: Steven Rostedt Reply-To: rostedt@goodmis.org To: Zeev Tarantov Cc: linux-kernel@vger.kernel.org, Andrew Morton , "Rafael J. Wysocki" , Maciej Rutecki , Frederic Weisbecker In-Reply-To: References: <20100708132237.GA22830@goodmis.org> Content-Type: text/plain; charset="ISO-8859-15" Organization: Kihon Technologies Inc. Date: Thu, 08 Jul 2010 16:14:34 -0400 Message-ID: <1278620074.1537.123.camel@gandalf.stny.rr.com> Mime-Version: 1.0 X-Mailer: Evolution 2.28.3 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1607 Lines: 45 On Thu, 2010-07-08 at 21:53 +0300, Zeev Tarantov wrote: > I've just uploaded the disassembly to bugzilla: > https://bugzilla.kernel.org/show_bug.cgi?id=16353 Thanks I'll take a look. > > With gcc 4.4.4 it boots and objdump's output starts with: > Disassembly of section .data: > > ffffffff81736898 <__start_syscalls_metadata>: > ffffffff81736898: a3 55 5f 81 ff ff ff mov %eax,0xffffffff815f55 > ffffffff8173689f: ff 00 > ffffffff817368a1: 00 00 add %al,(%rax) > ffffffff817368a3: 00 06 add %al,(%rsi) > ffffffff817368a5: 00 00 add %al,(%rax) > > With gcc 4.5.1 rev. 161655 objdump shows: > Disassembly of section .data: > > ffffffff8173c438 <__start_syscalls_metadata>: > ... > > ffffffff8173c440 <__syscall_meta__mmap>: > ffffffff8173c440: 2b ab 5f 81 ff ff sub -0x7ea1(%rbx),%ebp > ffffffff8173c446: ff (bad) > ffffffff8173c447: ff 00 incl (%rax) > ffffffff8173c449: 00 00 add %al,(%rax) > ffffffff8173c44b: 00 06 add %al,(%rsi) > ffffffff8173c44d: 00 00 add %al,(%rax) > > I don't know why -D, but that's the output. > Hope it helps. Without -D it wont disassemble data sections. -- Steve -- 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/