From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752702AbcBKIUQ (ORCPT ); Thu, 11 Feb 2016 03:20:16 -0500 Received: from www.linutronix.de ([62.245.132.108]:52893 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751877AbcBKIUP (ORCPT ); Thu, 11 Feb 2016 03:20:15 -0500 Date: Thu, 11 Feb 2016 09:18:59 +0100 (CET) From: Thomas Gleixner To: Linus Torvalds cc: Tejun Heo , Linux Kernel Mailing List Subject: Re: [GIT PULL] workqueue fixes for v4.5-rc3 In-Reply-To: Message-ID: References: <20160210172502.GO3741@mtj.duckdns.org> User-Agent: Alpine 2.11 (DEB 23 2013-08-11) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 10 Feb 2016, Linus Torvalds wrote: > On Wed, Feb 10, 2016 at 9:25 AM, Tejun Heo wrote: > > > > * Officially break local execution guarantee of unbound work items and > > add a debug feature to flush out usages which depend on it. > > Btw, should we try to do this for timers too? A debug option to make a > regular "add_timer()" explicitly schedule things on another CPU, to > figure out the cases that really should use "add_timer_on()"? That certainly makes sense. So we should use a common debug option to force the 'schedule remote' machinery for all interesting subsystems instead of creating an extra option for each. Thanks, tglx