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=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_NEOMUTT autolearn=ham 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 2DDAFC43382 for ; Wed, 26 Sep 2018 15:38:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CFB192151D for ; Wed, 26 Sep 2018 15:38:33 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CFB192151D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linutronix.de 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 S1728185AbeIZVwC (ORCPT ); Wed, 26 Sep 2018 17:52:02 -0400 Received: from Galois.linutronix.de ([146.0.238.70]:49914 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726994AbeIZVwB (ORCPT ); Wed, 26 Sep 2018 17:52:01 -0400 Received: from bigeasy by Galois.linutronix.de with local (Exim 4.80) (envelope-from ) id 1g5BtS-0001qN-4v; Wed, 26 Sep 2018 17:38:26 +0200 Date: Wed, 26 Sep 2018 17:38:26 +0200 From: Sebastian Andrzej Siewior To: Thomas Gleixner Cc: Peter Zijlstra , will.deacon@arm.com, mingo@kernel.org, linux-kernel@vger.kernel.org, longman@redhat.com, andrea.parri@amarulasolutions.com Subject: Re: [RFC][PATCH 0/3] locking/qspinlock: Improve determinism for x86 Message-ID: <20180926153825.lqkus5b6m7bscot2@linutronix.de> References: <20180926110117.405325143@infradead.org> <20180926150059.ua5576guhns5osgj@breakpoint.cc> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20180716 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2018-09-26 17:08:42 [+0200], Thomas Gleixner wrote: > Remember that 4.14 took almost 8 hours to fail, so I'd recommend not to > cheer too much. Let's see what it tells us in 48 hours. I don't cheer. I merely point out that shuffling the whole atomic code around did not make a change while applying the three patches did. The v4.4 kernel did survive for 5 days. Here we might start looking for the cheer outfit. > Thanks, > > tglx Sebastian