Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755279AbcLBT2s (ORCPT ); Fri, 2 Dec 2016 14:28:48 -0500 Received: from mail.skyhub.de ([78.46.96.112]:51331 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751056AbcLBT2q (ORCPT ); Fri, 2 Dec 2016 14:28:46 -0500 Date: Fri, 2 Dec 2016 20:28:44 +0100 From: Borislav Petkov To: Linus Torvalds Cc: Borislav Petkov , Andy Lutomirski , Peter Anvin , the arch/x86 maintainers , One Thousand Gnomes , "linux-kernel@vger.kernel.org" , Brian Gerst , Matthew Whitehead , Henrique de Moraes Holschuh , Peter Zijlstra , Andrew Cooper Subject: Re: [PATCH v2 5/6] x86/xen: Add a Xen-specific sync_core() implementation Message-ID: <20161202192844.elq2py3cxizjs2bx@pd.tnic> References: <0a21157c2233ba7d0781bbf07866b3f2d7e7c25d.1480638597.git.luto@kernel.org> <20161202180343.gehqor7lgtmzwqq3@pd.tnic> <20161202185008.tdziqrzi4a3axord@pd.tnic> <20161202192050.l5l3rcwems6hptub@pd.tnic> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20161014 (1.7.1) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 584 Lines: 20 On Fri, Dec 02, 2016 at 11:24:09AM -0800, Linus Torvalds wrote: > The optimize-nops thing needs it too, I think. Ah, it is called only from apply_alternatives() but sure, it is safer this way. Lemme do that and run it through the boxes to see whether anything catches fire. > Again, this will never matter in practice (even if somebody has a i486 > s till, the prefetch window size is like 16 bytes or something), but > from a documentation standpoint it's good. Right. Thanks. -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply.