From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 7778 invoked by alias); 18 Aug 2009 16:24:14 -0000 Received: (qmail 7758 invoked by uid 22791); 18 Aug 2009 16:24:13 -0000 X-SWARE-Spam-Status: No, hits=-1.8 required=5.0 tests=AWL,BAYES_00,SARE_MSGID_LONG40,SPF_PASS X-Spam-Check-By: sourceware.org Received: from smtp-out.google.com (HELO smtp-out.google.com) (216.239.33.17) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Tue, 18 Aug 2009 16:24:06 +0000 Received: from wpaz21.hot.corp.google.com (wpaz21.hot.corp.google.com [172.24.198.85]) by smtp-out.google.com with ESMTP id n7IGO20u018737 for ; Tue, 18 Aug 2009 17:24:03 +0100 Received: from ywh3 (ywh3.prod.google.com [10.192.8.3]) by wpaz21.hot.corp.google.com with ESMTP id n7IGO0XD008617 for ; Tue, 18 Aug 2009 09:24:00 -0700 Received: by ywh3 with SMTP id 3so5320254ywh.22 for ; Tue, 18 Aug 2009 09:24:00 -0700 (PDT) MIME-Version: 1.0 Received: by 10.151.92.17 with SMTP id u17mr8381814ybl.143.1250612640078; Tue, 18 Aug 2009 09:24:00 -0700 (PDT) In-Reply-To: <20090817194531.GA10694@host0.dyn.jankratochvil.net> References: <20090817194531.GA10694@host0.dyn.jankratochvil.net> Date: Tue, 18 Aug 2009 16:34:00 -0000 Message-ID: Subject: Re: [patch 0/4] Fix hw watchpoints From: Doug Evans To: Jan Kratochvil Cc: gdb-patches@sourceware.org Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-System-Of-Record: true 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/msg00280.txt.bz2 On Mon, Aug 17, 2009 at 12:45 PM, Jan Kratochvil wrote: > Hi, > > hw watchpoints currently have multiple issues for various corner cases, s= uch > as false hits, hits shown by SIGTRAP with no watchpoint printed, crashing > forked processes, hanging fork etc. > > Regression tested only as a whole patchset on: > x86_64-fedora11-linux-gnu > x86_64-fedora11-linux-gnu -m32 > i686-fedora11-linux-gnu > ppc64-rhel52-linux-gnu > =A0 =A0 =A0 =A0with default ppc target, no regressions but some new FAILs= which are > =A0 =A0 =A0 =A0not caused by the new code in these patches > ia64-rhel53-linux-gnu > =A0 =A0 =A0 =A0no regressions, new FAIL ("hbreak") which is not caused by= the new > =A0 =A0 =A0 =A0code in these patches > s390x-rhel53-linux-gnu > =A0 =A0 =A0 =A0with default s390x target, no regressions, new FAILs, "reo= rder" is > =A0 =A0 =A0 =A0some pthreads/kernel bug or incompatibility, "watchpoints-= hw" is not > =A0 =A0 =A0 =A0caused by the new code in these patches (did not analyze m= ore) > > Patches are incrementally dependent on each other. =A0Expecting to check-= in all > of them together, their dependencies may not be strictly incremental. =A0= The GDB > looks basically OK / tests OK on their incremental application (for testi= ng). > > While the non-stop mode was regression tested by the GDB testsuite I did = not > consider much how the changes affect it. =A0I think some of the fixes are= not > needed for non-stop. > > > Thanks, > Jan > Hi. Have you looked at whether gdbserver has similar issues?