Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753325AbZCKRZ2 (ORCPT ); Wed, 11 Mar 2009 13:25:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751252AbZCKRZT (ORCPT ); Wed, 11 Mar 2009 13:25:19 -0400 Received: from e23smtp06.au.ibm.com ([202.81.31.148]:34196 "EHLO e23smtp06.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751172AbZCKRZS (ORCPT ); Wed, 11 Mar 2009 13:25:18 -0400 Date: Wed, 11 Mar 2009 22:55:06 +0530 From: "K.Prasad" To: Alan Stern Cc: Ingo Molnar , Andrew Morton , Linux Kernel Mailing List , Roland McGrath Subject: Re: [patch 00/11] Hardware Breakpoint interfaces Message-ID: <20090311172506.GC9547@in.ibm.com> Reply-To: prasad@linux.vnet.ibm.com References: <20090311121007.GC13835@in.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 915 Lines: 26 On Wed, Mar 11, 2009 at 12:34:43PM -0400, Alan Stern wrote: > On Wed, 11 Mar 2009, K.Prasad wrote: > > > The hardware breakpoint interfaces haven't been put under any CONFIG_ > > till now, but I think we should bring them under a new config, say > > CONFIG_HW_BREAKPOINT. It would help create a dependancy for > > CONFIG_KSYM_TRACER too. > > With these patches, ptrace is dependent on hw-breakpoint. You can't > disable CONFIG_HW_BREAKPOINT without breaking ptrace. > > Alan Stern > Agreed. We might have to retain the old code for ptrace and put the new implementation under #ifdef CONFIG_HW_BREAKPOINT to get them working. What do you think? Thanks, K.Prasad -- 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/