Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753015Ab0AVJVj (ORCPT ); Fri, 22 Jan 2010 04:21:39 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752700Ab0AVJVi (ORCPT ); Fri, 22 Jan 2010 04:21:38 -0500 Received: from e23smtp04.au.ibm.com ([202.81.31.146]:40302 "EHLO e23smtp04.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752457Ab0AVJVi (ORCPT ); Fri, 22 Jan 2010 04:21:38 -0500 Date: Fri, 22 Jan 2010 14:51:27 +0530 From: "K.Prasad" To: Jan Kiszka , Frederic Weisbecker Cc: LKML , Ingo Molnar , Alan Stern Subject: Re: [RFC Patch 2/2][Bugfix][x86][hw-breakpoint] Fix return-code to notifier chain in hw_breakpoint_handler Message-ID: <20100122092127.GB7127@in.ibm.com> Reply-To: prasad@linux.vnet.ibm.com References: <20091226175533.149765731@linux.vnet.ibm.com> <20091226182833.GC9494@in.ibm.com> <20091231003808.GC23808@nowhere> <20091231190217.GC3676@in.ibm.com> <20100110031857.GB15195@nowhere> <4B4B78D1.2080606@siemens.com> <20100116194058.GA31079@in.ibm.com> <20100120060159.GA4859@in.ibm.com> <4B596C8E.2020600@siemens.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4B596C8E.2020600@siemens.com> User-Agent: Mutt/1.5.19 (2009-01-05) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1441 Lines: 44 On Fri, Jan 22, 2010 at 10:14:54AM +0100, Jan Kiszka wrote: > K.Prasad wrote: > > On Sun, Jan 17, 2010 at 01:10:58AM +0530, K.Prasad wrote: > >> On Mon, Jan 11, 2010 at 08:15:29PM +0100, Jan Kiszka wrote: > >>> Frederic Weisbecker wrote: > >>>> On Fri, Jan 01, 2010 at 12:32:17AM +0530, K.Prasad wrote: > >>>>> On Thu, Dec 31, 2009 at 01:38:09AM +0100, Frederic Weisbecker wrote: > >>>>>> On Sat, Dec 26, 2009 at 11:58:33PM +0530, K.Prasad wrote: > >>>>>>> The hw-breakpoint handler will return NOTIFY_DONE for user-space breakpoints > >>>>>>> to generate SIGTRAP signal (and not for kernel-space addresses). > >>>>>>> > >> Such a behaviour shouldn't be affected by the above change...your > >> confirmation would help! > >> > > > > Hi Jan, > > I presume that the above explanation makes the role of this > > patch/bugfix clear. > > > > Kindly let me know if you have any further queries. > > > > Nope. There should be really no conflicts of your optimization with kvm. > > Jan > > -- Hi Jan, Thanks for the confirmation. Hi Frederic, Can you pull these fixes in? (LKML references: 20091226182725.GB9494@in.ibm.com and 20091226182833.GC9494@in.ibm.com). 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/