Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753178AbcLHS1J (ORCPT ); Thu, 8 Dec 2016 13:27:09 -0500 Received: from terminus.zytor.com ([198.137.202.10]:43554 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751540AbcLHS1H (ORCPT ); Thu, 8 Dec 2016 13:27:07 -0500 User-Agent: K-9 Mail for Android In-Reply-To: References: <20161208162150.148763-1-kirill.shutemov@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Subject: Re: [RFC, PATCHv1 00/28] 5-level paging From: hpa@zytor.com Date: Thu, 08 Dec 2016 10:26:38 -0800 To: Linus Torvalds , "Kirill A. Shutemov" CC: Andrew Morton , the arch/x86 maintainers , Thomas Gleixner , Ingo Molnar , Arnd Bergmann , Andi Kleen , Dave Hansen , Andy Lutomirski , "linux-arch@vger.kernel.org" , linux-mm , Linux Kernel Mailing List Message-ID: <6D8D56F4-6056-4533-BCFE-5FE292195D34@zytor.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 951 Lines: 27 On December 8, 2016 10:16:07 AM PST, Linus Torvalds wrote: >On Thu, Dec 8, 2016 at 8:21 AM, Kirill A. Shutemov > wrote: >> >> This patchset is still very early. There are a number of things >missing >> that we have to do before asking anyone to merge it (listed below). >> It would be great if folks can start testing applications now (in >QEMU) to >> look for breakage. >> Any early comments on the design or the patches would be appreciated >as >> well. > >Looks ok to me. Starting off with a compile-time config option seems >fine. > >I do think that the x86 cpuid part should (patch 15) should be the >first patch, so that we see "la57" as a capability in /proc/cpuinfo >whether it's being enabled or not? We should merge that part >regardless of any mm patches, I think. > > Linus Definitely. -- Sent from my Android device with K-9 Mail. Please excuse my brevity.