From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965277Ab1JFSmo (ORCPT ); Thu, 6 Oct 2011 14:42:44 -0400 Received: from terminus.zytor.com ([198.137.202.10]:51377 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754609Ab1JFSmn (ORCPT ); Thu, 6 Oct 2011 14:42:43 -0400 Message-ID: <4E8DF505.6050807@zytor.com> Date: Thu, 06 Oct 2011 11:35:49 -0700 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:7.0.1) Gecko/20110930 Thunderbird/7.0.1 MIME-Version: 1.0 To: Jason Baron CC: Jeremy Fitzhardinge , Steven Rostedt , "David S. Miller" , David Daney , Michael Ellerman , Jan Glauber , the arch/x86 maintainers , Xen Devel , Linux Kernel Mailing List , Jeremy Fitzhardinge , peterz@infradead.org, rth@redhat.com Subject: Re: [PATCH RFC V2 3/5] jump_label: if a key has already been initialized, don't nop it out References: <477dead9647029012f93c651f2892ed0e86b89e7.1317506051.git.jeremy.fitzhardinge@citrix.com> <20111003150205.GB2462@redhat.com> <4E89E28C.7010700@goop.org> <20111004141011.GA2520@redhat.com> <4E8B3489.60902@zytor.com> <4E8CF348.4080405@goop.org> <4E8CF385.2080804@zytor.com> <4E8DEB19.1050509@goop.org> <20111006181055.GA2505@redhat.com> <4E8DF02B.7010406@goop.org> <20111006183319.GB2505@redhat.com> In-Reply-To: <20111006183319.GB2505@redhat.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/06/2011 11:33 AM, Jason Baron wrote: > > cool. It does add some complication, I think...detecting the 2-byte vs. > 5-byte, and if done at boot time, possibly taking the undesired > branch... > It has to be done at build time to be sane, IMO. -hpa -- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don't speak on their behalf.