From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 16560 invoked by alias); 27 Oct 2009 16:58:40 -0000 Received: (qmail 16551 invoked by uid 22791); 27 Oct 2009 16:58:39 -0000 X-SWARE-Spam-Status: No, hits=-1.8 required=5.0 tests=AWL,BAYES_00,SARE_MSGID_LONG40,SPF_HELO_PASS,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, 27 Oct 2009 16:58:34 +0000 Received: from zps38.corp.google.com (zps38.corp.google.com [172.25.146.38]) by smtp-out.google.com with ESMTP id n9RGwVbL008213 for ; Tue, 27 Oct 2009 16:58:31 GMT Received: from pzk40 (pzk40.prod.google.com [10.243.19.168]) by zps38.corp.google.com with ESMTP id n9RGwHFh016071 for ; Tue, 27 Oct 2009 09:58:28 -0700 Received: by pzk40 with SMTP id 40so253156pzk.7 for ; Tue, 27 Oct 2009 09:58:28 -0700 (PDT) MIME-Version: 1.0 Received: by 10.114.2.12 with SMTP id 12mr4297080wab.52.1256662708375; Tue, 27 Oct 2009 09:58:28 -0700 (PDT) In-Reply-To: <200910270943.33164.pedro@codesourcery.com> References: <20091015191037.4091D76761@ppluzhnikov.mtv.corp.google.com> <200910262135.00507.pedro@codesourcery.com> <8ac60eac0910261741y3db8faekb7aef4305d6c2e4d@mail.gmail.com> <200910270943.33164.pedro@codesourcery.com> Date: Tue, 27 Oct 2009 16:58:00 -0000 Message-ID: <8ac60eac0910270958o56af8aa7jb70d2e883c5c2362@mail.gmail.com> Subject: Re: [patch] Fix for PR gdb/10757 From: Paul Pluzhnikov To: Pedro Alves Cc: gdb-patches@sourceware.org Content-Type: text/plain; charset=ISO-8859-1 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: 2009-10/txt/msg00659.txt.bz2 On Tue, Oct 27, 2009 at 2:43 AM, Pedro Alves wrote: > This does make the race window narrower, but it doesn't > completely kill it Yes, I think there is still a "single instruction" race window :-( I am pretty sure there is a way to make this race-free, but that's irrelevant: it's not race-free now, so we'll have to leave with that. Thanks, -- Paul Pluzhnikov