Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754565Ab1ECX4V (ORCPT ); Tue, 3 May 2011 19:56:21 -0400 Received: from terminus.zytor.com ([198.137.202.10]:34147 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752688Ab1ECX4U (ORCPT ); Tue, 3 May 2011 19:56:20 -0400 Message-ID: <4DC09613.7030201@zytor.com> Date: Tue, 03 May 2011 16:56:03 -0700 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.17) Gecko/20110428 Fedora/3.1.10-1.fc14 Thunderbird/3.1.10 MIME-Version: 1.0 To: Frederic Weisbecker CC: LKML , Ingo Molnar , Peter Zijlstra , Jason Wessel , Thomas Gleixner Subject: Re: [PATCH 3/6] x86: Allow the user not to build hw_breakpoints References: <1303923602-2923-1-git-send-email-fweisbec@gmail.com> <1303923602-2923-4-git-send-email-fweisbec@gmail.com> <4DB854AA.6070101@zytor.com> <20110427182633.GB1753@nowhere> <008d59a3-bd23-4cb3-8a73-1640137e3ac4@email.android.com> <20110427195004.GA3654@nowhere> <4DC020D9.3050000@zytor.com> <20110503231241.GG2678@nowhere> <4DC0925E.20507@zytor.com> <20110503235434.GI2678@nowhere> In-Reply-To: <20110503235434.GI2678@nowhere> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 874 Lines: 24 On 05/03/2011 04:54 PM, Frederic Weisbecker wrote: > On Tue, May 03, 2011 at 04:40:14PM -0700, H. Peter Anvin wrote: >> On 05/03/2011 04:12 PM, Frederic Weisbecker wrote: >>>> >>>> It really is very bad... without breakpoints, you lose almost all >>>> debugging support. >>> >>> Right, so it should be fine for embedded environment to disable breakpoints. >>> It depends on CONFIG_EXPERT now. >> >> Uh... even embedded environments need to be able to debug. > > For development yeah, but is it needed for production evironments? > Most of the time people don't want to debug something other than they're going to ship. -hpa -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/