From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 3921 invoked by alias); 22 May 2009 01:19:57 -0000 Received: (qmail 3912 invoked by uid 22791); 22 May 2009 01:19:57 -0000 X-SWARE-Spam-Status: No, hits=-1.8 required=5.0 tests=AWL,BAYES_00,SPF_HELO_PASS,SPF_PASS X-Spam-Check-By: sourceware.org Received: from mx1.redhat.com (HELO mx1.redhat.com) (66.187.233.31) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Fri, 22 May 2009 01:19:51 +0000 Received: from int-mx1.corp.redhat.com (int-mx1.corp.redhat.com [172.16.52.254]) by mx1.redhat.com (8.13.8/8.13.8) with ESMTP id n4M1JlDP016552 for ; Thu, 21 May 2009 21:19:48 -0400 Received: from gateway.sf.frob.com (vpn-14-22.rdu.redhat.com [10.11.14.22]) by int-mx1.corp.redhat.com (8.13.1/8.13.1) with ESMTP id n4M1JkqZ013269; Thu, 21 May 2009 21:19:46 -0400 Received: from magilla.sf.frob.com (magilla.sf.frob.com [198.49.250.228]) by gateway.sf.frob.com (Postfix) with ESMTP id 75C43357B; Thu, 21 May 2009 18:19:45 -0700 (PDT) Received: by magilla.sf.frob.com (Postfix, from userid 5281) id 3AE8AFC38D; Thu, 21 May 2009 18:19:45 -0700 (PDT) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit From: Roland McGrath To: Mark Wielaard Cc: systemtap@sourceware.org Subject: Re: dwarf unwinder (only works on i386/x86_64) - now with eh_frame and debug_frame fallback In-Reply-To: Mark Wielaard's message of Friday, 22 May 2009 00:57:18 +0200 <1242946638.3655.55.camel@hermans.wildebeest.org> References: <1239977157.2336.33.camel@fedora.wildebeest.org> <1240347505.19523.41.camel@hermans.wildebeest.org> <1242893011.3655.47.camel@hermans.wildebeest.org> <20090521184400.1A58EFC38D@magilla.sf.frob.com> <1242946638.3655.55.camel@hermans.wildebeest.org> Message-Id: <20090522011945.3AE8AFC38D@magilla.sf.frob.com> Date: Fri, 22 May 2009 01:19:00 -0000 X-IsSubscribed: yes Mailing-List: contact systemtap-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Post: List-Help: , Sender: systemtap-owner@sourceware.org X-SW-Source: 2009-q2/txt/msg00665.txt.bz2 > Yes, I meant translation time. It would be wonderful if elfutils > provides an easy way to, merge the tables, transform them to be > "loadbase-relative" and generate a binary-search hdr for the result. I > am not sure how urgent such an cleanup and optimization is, we don't > have much experience with the user backtraces (or the kernel dwarf > unwinder for that matter). It isn't on my "short-list" at the moment. It's certainly on the "in the fullness of time" list for elfutils. :-)