From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 29646 invoked by alias); 17 Jun 2014 19:18:58 -0000 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 Received: (qmail 29632 invoked by uid 89); 17 Jun 2014 19:18:57 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-4.5 required=5.0 tests=AWL,BAYES_00,RP_MATCHES_RCVD,SPF_HELO_PASS,SPF_PASS autolearn=ham version=3.3.2 X-HELO: mx1.redhat.com Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-GCM-SHA384 encrypted) ESMTPS; Tue, 17 Jun 2014 19:18:56 +0000 Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id s5HJIsTh013162 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 17 Jun 2014 15:18:54 -0400 Received: from host2.jankratochvil.net (ovpn-116-65.ams2.redhat.com [10.36.116.65]) by int-mx11.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id s5HJIoQa000537 (version=TLSv1/SSLv3 cipher=AES128-GCM-SHA256 bits=128 verify=NO); Tue, 17 Jun 2014 15:18:53 -0400 Date: Tue, 17 Jun 2014 19:18:00 -0000 From: Jan Kratochvil To: Pedro Alves Cc: Doug Evans , "gdb-patches@sourceware.org" Subject: Regression for watchpoint-fork.exp [Re: [PATCH v3 2/5] PR breakpoints/7143 - Watchpoint does not trigger when first set] Message-ID: <20140617191850.GA10997@host2.jankratochvil.net> References: <1394154640-14053-1-git-send-email-palves@redhat.com> <1394154640-14053-3-git-send-email-palves@redhat.com> <53272CB0.6050101@redhat.com> <532AF3D0.8090904@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <532AF3D0.8090904@redhat.com> User-Agent: Mutt/1.5.23 (2014-03-12) X-IsSubscribed: yes X-SW-Source: 2014-06/txt/msg00636.txt.bz2 On Thu, 20 Mar 2014 14:57:36 +0100, Pedro Alves wrote: > Here's what I pushed (nothing else changed). 31e77af205cf6564c2bf4c18400b4ca16bdf92cd is the first bad commit commit 31e77af205cf6564c2bf4c18400b4ca16bdf92cd Author: Pedro Alves Date: Thu Mar 20 13:26:32 2014 +0000 PR breakpoints/7143 - Watchpoint does not trigger when first set PASS kernel-3.14.6-200.fc20.x86_64 FAIL kernel-3.13.10-200.dentrybuflen.fc20.x86_64 continue^M Continuing.^M main () at ./gdb.threads/watchpoint-fork-st.c:50^M 50 forkoff (1);^M Couldn't write debug register: Invalid argument.^M (gdb) FAIL: gdb.threads/watchpoint-fork.exp: parent: singlethreaded: breakpoint after the first fork Being tested for default linux-nat. That 'dentrybuflen' patch should not matter. I did not check which Linux kernels are / are not affected by the regression but it would be probably better to make the GDB behavior more Linux kernel compatible. Jan