From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 7805 invoked by alias); 29 Nov 2004 14:12:58 -0000 Mailing-List: contact gdb-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-owner@sources.redhat.com Received: (qmail 7762 invoked from network); 29 Nov 2004 14:12:49 -0000 Received: from unknown (HELO mtagate2.de.ibm.com) (195.212.29.151) by sourceware.org with SMTP; 29 Nov 2004 14:12:49 -0000 Received: from d12nrmr1607.megacenter.de.ibm.com (d12nrmr1607.megacenter.de.ibm.com [9.149.167.49]) by mtagate2.de.ibm.com (8.12.10/8.12.10) with ESMTP id iATECmbP205176 for ; Mon, 29 Nov 2004 14:12:48 GMT Received: from d12av02.megacenter.de.ibm.com (d12av02.megacenter.de.ibm.com [9.149.165.228]) by d12nrmr1607.megacenter.de.ibm.com (8.12.10/NCO/VER6.6) with ESMTP id iATECviG094690 for ; Mon, 29 Nov 2004 15:12:57 +0100 Received: from d12av02.megacenter.de.ibm.com (loopback [127.0.0.1]) by d12av02.megacenter.de.ibm.com (8.12.11/8.12.11) with ESMTP id iATEClTw024902 for ; Mon, 29 Nov 2004 15:12:48 +0100 Received: from d12ml068.megacenter.de.ibm.com (d12ml068.megacenter.de.ibm.com [9.149.164.163]) by d12av02.megacenter.de.ibm.com (8.12.11/8.12.11) with ESMTP id iATECl2p024894; Mon, 29 Nov 2004 15:12:47 +0100 In-Reply-To: <20041127232814.GA5593@nevyn.them.org> Subject: Re: PTRACE_SINGLESTEP into signal handler To: Daniel Jacobowitz Cc: gdb@sources.redhat.com Message-ID: From: Ulrich Weigand Date: Mon, 29 Nov 2004 14:43:00 -0000 MIME-Version: 1.0 Content-type: text/plain; charset=US-ASCII X-SW-Source: 2004-11/txt/msg00252.txt.bz2 Daniel Jacobowitz wrote on 11/28/2004 12:28:14 AM: > I'm pretty sure that the answer is yes - we should stop on the first > instruction. It does seem a little strange as a behavior when > requesting single-step to step no instructions, but we have no other > way to get to the beginning of the handler. i386 was changed recently. Ok; so we'll change the s390 kernel to also stop at the beginning of the handler. I've asked Martin to push the patch upstream. Bye, Ulrich -- Dr. Ulrich Weigand Linux for S/390 Design & Development IBM Deutschland Entwicklung GmbH, Schoenaicher Str. 220, 71032 Boeblingen Phone: +49-7031/16-3727 --- Email: Ulrich.Weigand@de.ibm.com