Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751428AbcDOM7o (ORCPT ); Fri, 15 Apr 2016 08:59:44 -0400 Received: from mx1.redhat.com ([209.132.183.28]:57698 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750768AbcDOM7n (ORCPT ); Fri, 15 Apr 2016 08:59:43 -0400 Date: Fri, 15 Apr 2016 07:59:39 -0500 From: Josh Poimboeuf To: Michael Ellerman Cc: Torsten Duwe , Jiri Kosina , Miroslav Benes , linuxppc-dev@ozlabs.org, bsingharora@gmail.com, linux-kernel@vger.kernel.org, rostedt@goodmis.org, kamalesh@linux.vnet.ibm.com, pmladek@suse.com, jeyu@redhat.com, live-patching@vger.kernel.org Subject: Re: [PATCH 0/5] Live patching for powerpc Message-ID: <20160415125939.lrft3nawlzuozjkb@treble> References: <1460552003-15409-1-git-send-email-mpe@ellerman.id.au> <1460616590.2754.6.camel@ellerman.id.au> <20160414125735.GA20296@lst.de> <1460639282.21066.5.camel@ellerman.id.au> <20160414152029.GA24525@lst.de> <20160414164122.7ubcqqm43advdscb@treble> <1460719369.22415.1.camel@ellerman.id.au> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <1460719369.22415.1.camel@ellerman.id.au> User-Agent: Mutt/1.6.0.1 (2016-04-01) X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Fri, 15 Apr 2016 12:59:42 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1667 Lines: 40 On Fri, Apr 15, 2016 at 09:22:49PM +1000, Michael Ellerman wrote: > On Thu, 2016-04-14 at 11:41 -0500, Josh Poimboeuf wrote: > > On Thu, Apr 14, 2016 at 05:20:29PM +0200, Torsten Duwe wrote: > > > On Thu, Apr 14, 2016 at 11:08:02PM +1000, Michael Ellerman wrote: > > > > On Thu, 2016-04-14 at 14:57 +0200, Torsten Duwe wrote: > > > > > FTR: then I still have a few ppc64 hunks floating around to support certain consistency > > > > > models... > > > > > > > > OK. I'm not quite sure what you mean but post them and we'll see I guess :) > > > > > > It's *roughly* the ppc64 equivalent of Josh Poimboeuf's Mar 25 > > > > > [RFC PATCH v1.9 14/14] livepatch: update task universe when exiting kernel > > > which only considers x86. > > > > > > It's forward ported from an earlier code base; there's some glue missing, > > > but here it is, for reference. > > > > > > Signed-off-by: Torsten Duwe > > > > Hi Torsten, > > > > Thanks for sharing. This is quite fortuitous as Miroslav just today > > mentioned to me that we would need something like this. If you don't > > mind, I may pull this patch or some variant of it into v2 of the > > consistency model. > > Well please wait for me to review & ack it before you pull it into anything > permanent. > > At a quick glance it seems OK but I'd probably do it a little differently. I'll > try and have a closer look next week. Sure, no problem. The consistency model patches are still in development so they won't be merged anytime soon. And we wouldn't merge any powerpc code without maintainer acks anyway. I'm just glad you guys are looking at it so I don't have to butcher it ;-) -- Josh