From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752713Ab1FRTsh (ORCPT ); Sat, 18 Jun 2011 15:48:37 -0400 Received: from mx3.mail.elte.hu ([157.181.1.138]:51181 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752543Ab1FRTsg (ORCPT ); Sat, 18 Jun 2011 15:48:36 -0400 Date: Sat, 18 Jun 2011 21:48:11 +0200 From: Ingo Molnar To: "Paul E. McKenney" Cc: linux-kernel@vger.kernel.org, torvalds@linux-foundation.org, peterz@infradead.org, akpm@linux-foundation.org, benh@kernel.crashing.org, fweisbec@gmail.com, ak@linux.intel.com, tim.c.chen@linux.intel.com Subject: Re: [GIT PULL rcu/urgent] Banishing kthreads Message-ID: <20110618194811.GA9871@elte.hu> References: <20110617145723.GA3261@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20110617145723.GA3261@linux.vnet.ibm.com> User-Agent: Mutt/1.5.20 (2009-08-17) X-ELTE-SpamScore: -2.0 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-2.0 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.3.1 -2.0 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Paul E. McKenney wrote: > Hello, Ingo, > > This pull request banishes RCU kthreads in the RCU_BOOST=n case, > in response to popular demand. There are two commits in this > series: > > 1. Minimal patch that #ifdefs out the kthread code. > > 2. Code-movement patch that puts the code #ifdefed out above > under existing #ifdefs in kernel/rcutree_plugin.h. > > These changes are available in the git repository at: > > git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-2.6-rcu.git rcu/urgent > > Thanx, Paul > > ------------------> > > Paul E. McKenney (1): > rcu: Simplify curing of load woes > > Shaohua Li (1): > rcu: Use softirq to address performance regression > > Documentation/filesystems/proc.txt | 1 + > include/linux/interrupt.h | 1 + > include/trace/events/irq.h | 3 +- > kernel/rcutree.c | 88 ++++++++++++++++------------------- > kernel/rcutree.h | 1 + > kernel/rcutree_plugin.h | 20 ++++---- > kernel/softirq.c | 2 +- > tools/perf/util/trace-event-parse.c | 1 + > 8 files changed, 57 insertions(+), 60 deletions(-) Pulled, thanks a lot Paul! Ingo