From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 5647 invoked by alias); 18 Nov 2013 15:43:30 -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 5630 invoked by uid 89); 18 Nov 2013 15:43:29 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-0.4 required=5.0 tests=AWL,BAYES_40,RDNS_NONE,SPF_HELO_PASS,SPF_PASS autolearn=no version=3.3.2 X-HELO: mx1.redhat.com Received: from Unknown (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Mon, 18 Nov 2013 15:43:28 +0000 Received: from int-mx02.intmail.prod.int.phx2.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id rAIFhFGO024016 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Mon, 18 Nov 2013 10:43:16 -0500 Received: from [127.0.0.1] (ovpn01.gateway.prod.ext.ams2.redhat.com [10.39.146.11]) by int-mx02.intmail.prod.int.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id rAIFhDsS030783; Mon, 18 Nov 2013 10:43:14 -0500 Message-ID: <528A3591.2010005@redhat.com> Date: Mon, 18 Nov 2013 15:51:00 -0000 From: Pedro Alves User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130625 Thunderbird/17.0.7 MIME-Version: 1.0 To: Doug Evans CC: Yao Qi , gdb-patches Subject: Re: [PATCH 08/10] Don't invalidate dcache when option stack-cache is changed References: <1383458049-20893-1-git-send-email-yao@codesourcery.com> <1383458049-20893-9-git-send-email-yao@codesourcery.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-SW-Source: 2013-11/txt/msg00469.txt.bz2 On 11/17/2013 09:44 PM, Doug Evans wrote: > I'm still not comfortable with this. > This is optimizing a rare occurrence. Users aren't expected to be > turning this on and off during a session. My thoughts exactly. This seems to be adding extra code, therefore a wider surface for bugs, for no apparent real use case? -- Pedro Alves