From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: * X-Spam-Status: No, score=1.8 required=3.0 tests=BUG6152_INVALID_DATE_TZ_ABSURD, HEADER_FROM_DIFFERENT_DOMAINS,INVALID_DATE_TZ_ABSURD,L_SPAM_TOOL_13, MAILING_LIST_MULTI,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id F25FDC1B0E3 for ; Wed, 11 Jul 2018 19:56:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id ACA6320C0E for ; Wed, 11 Jul 2018 19:56:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org ACA6320C0E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=mageia.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389147AbeGKUCL (ORCPT ); Wed, 11 Jul 2018 16:02:11 -0400 Received: from mx2.yrkesakademin.fi ([85.134.45.195]:7726 "EHLO mx2.yrkesakademin.fi" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726706AbeGKUCL (ORCPT ); Wed, 11 Jul 2018 16:02:11 -0400 Subject: Re: [PATCH 00/39 v7] PTI support for x86-32 To: Linus Torvalds , Joerg Roedel CC: Jiri Kosina , Thomas Gleixner , Ingo Molnar , Peter Anvin , the arch/x86 maintainers , Linux Kernel Mailing List , linux-mm , Andrew Lutomirski , Dave Hansen , Josh Poimboeuf , =?UTF-8?B?SsO8cmdlbiBHcm/Dnw==?= , Peter Zijlstra , Borislav Petkov , Boris Ostrovsky , Brian Gerst , David Laight , Denys Vlasenko , Eduardo Valentin , Greg Kroah-Hartman References: <1531308586-29340-1-git-send-email-joro@8bytes.org> From: Thomas Backlund Message-ID: <1225b274-534b-cc32-54eb-aba89efba494@mageia.org> Date: Wed, 11 Jul 2018 22:56:18 +0259 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="windows-1252"; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-WatchGuard-Spam-ID: str=0001.0A0C0201.5B4660E1.0057,ss=1,re=0.000,recu=0.000,reip=0.000,cl=1,cld=1,fgs=0 X-WatchGuard-Spam-Score: 0, clean; 0, virus threat unknown X-WatchGuard-Mail-Client-IP: 85.134.45.195 X-WatchGuard-Mail-From: tmb@mageia.org Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Den 2018-07-11 kl. 20:28, skrev Jiri Kosina: > On Wed, 11 Jul 2018, Linus Torvalds wrote: > >> It's the testing that worries me most. Pretty much no developers run >> 32-bit any more, and I'd be most worried about the odd interactions that >> might be hw-specific. Some crazy EFI mapping setup or the similar odd >> case that simply requires a particular configuration or setup. >> >> But I guess those issues will never be found until we just spring this >> all on the unsuspecting public. > > FWIW we shipped Joerg's 32bit KAISER kernel out to our 32bit users (on old > product where we still support it) on Apr 25th already (and some issues > have been identified since then because of that). So it (or its port to > 3.0, to be more precise :p) already did receive some crowd-testing. > And Mageia has had v2 since February 13th patched into 4.14 -longterm, then updated to v3 at March 5th, and updated to v4 at March 19th and been running that since then (since v5 is rebased on v4.17 we stayed with v4) So, here is another "lets merge it upstream" vote :) -- Thomas