From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 27152 invoked by alias); 26 Aug 2009 22:45:59 -0000 Received: (qmail 27140 invoked by uid 22791); 26 Aug 2009 22:45:58 -0000 X-SWARE-Spam-Status: No, hits=-2.2 required=5.0 tests=AWL,BAYES_00,J_CHICKENPOX_42,SPF_HELO_PASS,SPF_PASS X-Spam-Check-By: sourceware.org Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Wed, 26 Aug 2009 22:45:52 +0000 Received: from int-mx05.intmail.prod.int.phx2.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.18]) by mx1.redhat.com (8.13.8/8.13.8) with ESMTP id n7QMjm3U028521; Wed, 26 Aug 2009 18:45:48 -0400 Received: from host0.dyn.jankratochvil.net (ovpn01.gateway.prod.ext.phx2.redhat.com [10.5.9.1]) by int-mx05.intmail.prod.int.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id n7QMjk8G030933 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Wed, 26 Aug 2009 18:45:48 -0400 Received: from host0.dyn.jankratochvil.net (localhost [127.0.0.1]) by host0.dyn.jankratochvil.net (8.14.3/8.14.3) with ESMTP id n7QMjjkq021502; Thu, 27 Aug 2009 00:45:45 +0200 Received: (from jkratoch@localhost) by host0.dyn.jankratochvil.net (8.14.3/8.14.3/Submit) id n7QMjiSe021485; Thu, 27 Aug 2009 00:45:44 +0200 Date: Wed, 26 Aug 2009 23:45:00 -0000 From: Jan Kratochvil To: Paul Pluzhnikov Cc: Ulrich Weigand , gdb-patches ml , Tom Tromey Subject: Re: [patch] Speed up find_pc_section Message-ID: <20090826224544.GA21303@host0.dyn.jankratochvil.net> References: <8ac60eac0908201340k6b759eb5o9bb73c8f473d8785@mail.gmail.com> <200908211130.n7LBUCJc011108@d12av02.megacenter.de.ibm.com> <8ac60eac0908231548x135edf2doa04fa59a49455bcd@mail.gmail.com> <8ac60eac0908260020l4200cf84v2686a76b5858d13@mail.gmail.com> <20090826120349.GA10411@host0.dyn.jankratochvil.net> <8ac60eac0908260737x4458c789o18c9d01bffa8c73c@mail.gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <8ac60eac0908260737x4458c789o18c9d01bffa8c73c@mail.gmail.com> User-Agent: Mutt/1.5.19 (2009-01-05) X-IsSubscribed: yes Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org X-SW-Source: 2009-08/txt/msg00462.txt.bz2 On Wed, 26 Aug 2009 16:37:24 +0200, Paul Pluzhnikov wrote: > When I extract vdso.so via attached dump-vdso.c (Fedora disallows > reading of /proc/self/mem), Sorry I did not expect a dumper would be needed. I usually dump VDSO by GDB `dump memory' (after reading its address in /proc/PID/maps). > I see this: OK, reproduced, both native i386 and i386-on-x86_64 (thus vdso32 in general), even with upstream kernel, posted: http://marc.info/?l=linux-kernel&m=125132628701515&w=2 Still I understand your workaround is unfortunately needed for GDB. Thanks, Jan