Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752584Ab1ECLkl (ORCPT ); Tue, 3 May 2011 07:40:41 -0400 Received: from cam-admin0.cambridge.arm.com ([217.140.96.50]:64777 "EHLO cam-admin0.cambridge.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752448Ab1ECLkk (ORCPT ); Tue, 3 May 2011 07:40:40 -0400 Subject: Re: [PATCH 0/6] hw_breakpoint: Let the user choose not to build it (and perf too) From: Will Deacon To: Frederic Weisbecker Cc: LKML , Peter Zijlstra , Prasad , Paul Mundt , Jason Wessel , "H . Peter Anvin" , Thomas Gleixner , Ingo Molnar In-Reply-To: <1303923602-2923-1-git-send-email-fweisbec@gmail.com> References: <1303923602-2923-1-git-send-email-fweisbec@gmail.com> Content-Type: text/plain; charset="UTF-8" Date: Tue, 03 May 2011 12:40:07 +0100 Message-ID: <1304422807.27863.6.camel@e102144-lin.cambridge.arm.com> Mime-Version: 1.0 X-Mailer: Evolution 2.28.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 827 Lines: 27 On Wed, 2011-04-27 at 17:59 +0100, Frederic Weisbecker wrote: > Hi, Hi Frederic, > Until now, x86 and superh32 had to always build hw_breakpoint and perf. > And powerpc and arm were always building hw_breakpoints when perf > was enabled. > > After this patchset, one can simply disable hw_breakpoints if he > selected CONFIG_EXPERT. Afterward the user is free to select perf > or not. Except on SH unfortunately because that would require a > bit of change in ptrace to support singlestep failures. For the ARM bits: Acked-by: Will Deacon Cheers, Will -- 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/