From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 14776 invoked by alias); 21 Mar 2011 18:32:08 -0000 Received: (qmail 14744 invoked by uid 22791); 21 Mar 2011 18:32:07 -0000 X-SWARE-Spam-Status: No, hits=-1.3 required=5.0 tests=AWL,BAYES_00,MSGID_FROM_MTA_HEADER,SPF_SOFTFAIL,T_RP_MATCHES_RCVD X-Spam-Check-By: sourceware.org Received: from mtagate3.uk.ibm.com (HELO mtagate3.uk.ibm.com) (194.196.100.163) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Mon, 21 Mar 2011 18:32:03 +0000 Received: from d06nrmr1307.portsmouth.uk.ibm.com (d06nrmr1307.portsmouth.uk.ibm.com [9.149.38.129]) by mtagate3.uk.ibm.com (8.13.1/8.13.1) with ESMTP id p2LIVoSf014884 for ; Mon, 21 Mar 2011 18:31:50 GMT Received: from d06av02.portsmouth.uk.ibm.com (d06av02.portsmouth.uk.ibm.com [9.149.37.228]) by d06nrmr1307.portsmouth.uk.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id p2LIWGMY1745080 for ; Mon, 21 Mar 2011 18:32:16 GMT Received: from d06av02.portsmouth.uk.ibm.com (loopback [127.0.0.1]) by d06av02.portsmouth.uk.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id p2LIVohr022197 for ; Mon, 21 Mar 2011 12:31:50 -0600 Received: from tuxmaker.boeblingen.de.ibm.com (tuxmaker.boeblingen.de.ibm.com [9.152.85.9]) by d06av02.portsmouth.uk.ibm.com (8.14.4/8.13.1/NCO v10.0 AVin) with SMTP id p2LIVmrd022187; Mon, 21 Mar 2011 12:31:48 -0600 Message-Id: <201103211831.p2LIVmrd022187@d06av02.portsmouth.uk.ibm.com> Received: by tuxmaker.boeblingen.de.ibm.com (sSMTP sendmail emulation); Mon, 21 Mar 2011 19:31:48 +0100 Subject: Re: [rfc/rfa] Use ARM exception tables as GDB unwinder To: dan@codesourcery.com (Daniel Jacobowitz) Date: Mon, 21 Mar 2011 20:06:00 -0000 From: "Ulrich Weigand" Cc: gdb-patches@sourceware.org, rearnsha@arm.com, matthew.gretton-dann@arm.com In-Reply-To: <20110321133639.GM16992@caradoc.them.org> from "Daniel Jacobowitz" at Mar 21, 2011 09:36:40 AM MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit 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: 2011-03/txt/msg00968.txt.bz2 Daniel Jacobowitz wrote: > On Sat, Mar 19, 2011 at 12:01:04AM +0100, Ulrich Weigand wrote: > > After some back and forth, I've been able to come up with a solution > > that works well enough for all GDB tests to pass. It is not completely > > perfect since unwinding (on the parent side) out of an interrupted vfork > > call works only while the child has not yet clobbered the stack, but I > > don't see how to do anything better ... > > > > Patch is appended below. Does this look reasonable to you? > > Yes, this does. OK, thanks for the review! I've now submitted the patches to the libc-ports mailing list ... Bye, Ulrich -- Dr. Ulrich Weigand GNU Toolchain for Linux on System z and Cell BE Ulrich.Weigand@de.ibm.com