From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 14037 invoked by alias); 20 Feb 2015 21:46:23 -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 13975 invoked by uid 89); 20 Feb 2015 21:46:22 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.5 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; Fri, 20 Feb 2015 21:46:21 +0000 Received: from int-mx13.intmail.prod.int.phx2.redhat.com (int-mx13.intmail.prod.int.phx2.redhat.com [10.5.11.26]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id t1KLkK54028208 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL) for ; Fri, 20 Feb 2015 16:46:20 -0500 Received: from [127.0.0.1] (ovpn01.gateway.prod.ext.ams2.redhat.com [10.39.146.11]) by int-mx13.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id t1KLkJG4018277 for ; Fri, 20 Feb 2015 16:46:19 -0500 Message-ID: <54E7AB2A.1070501@redhat.com> Date: Fri, 20 Feb 2015 21:46:00 -0000 From: Pedro Alves User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.3.0 MIME-Version: 1.0 To: gdb-patches@sourceware.org Subject: Re: [PATCH 0/2] GNU/Linux: Stop using libthread_db/td_ta_thr_iter References: <1423422659-27559-1-git-send-email-palves@redhat.com> In-Reply-To: <1423422659-27559-1-git-send-email-palves@redhat.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit X-SW-Source: 2015-02/txt/msg00610.txt.bz2 On 02/08/2015 07:10 PM, Pedro Alves wrote: > This one made me scratch my head for a while. My > all-stop-on-top-of-non-stop series was causing odd GDB hangs. Turned > out to be that we can't use libthread_db/td_ta_thr_iter when threads > are running. This series stops GDB from using it altogether, when > debugging live programs. > > The second patch is the real deal. The first patch fixes latent bugs > that the second patch's test exposed, though after the second patch, > the buggy function won't be used on modern system anymore... > > Pedro Alves (2): > linux-nat.c: fix a few lin_lwp_attach_lwp issues > GNU/Linux: Stop using libthread_db/td_ta_thr_iter I've pushed this in now. Thanks, Pedro Alves