From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756350AbaIQRRY (ORCPT ); Wed, 17 Sep 2014 13:17:24 -0400 Received: from e37.co.us.ibm.com ([32.97.110.158]:36464 "EHLO e37.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755890AbaIQRRX (ORCPT ); Wed, 17 Sep 2014 13:17:23 -0400 Date: Wed, 17 Sep 2014 10:17:18 -0700 From: "Paul E. McKenney" To: Paul Bolle Cc: Clark Williams , linux-kernel@vger.kernel.org Subject: Re: [PATCH] rcu: unify boost and kthread priorities Message-ID: <20140917171717.GC4723@linux.vnet.ibm.com> Reply-To: paulmck@linux.vnet.ibm.com References: <20140915100524.2cd80d2e@sluggy> <20140916204156.GP4723@linux.vnet.ibm.com> <1410972543.31130.87.camel@x220> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1410972543.31130.87.camel@x220> User-Agent: Mutt/1.5.21 (2010-09-15) X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 14091717-7164-0000-0000-000004AED610 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Sep 17, 2014 at 06:49:03PM +0200, Paul Bolle wrote: > Hi Paul, > > On Tue, 2014-09-16 at 13:41 -0700, Paul E. McKenney wrote: > > rcu: unify boost and kthread priorities > > > > Rename CONFIG_RCU_BOOST_PRIO to CONFIG_RCU_KTHREAD_PRIO and use this > > value for both the per-CPU kthreads (rcuc/N) and the rcu boosting > > threads (rcub/n). > > > > Also, create the module_parameter rcutree.kthread_prio to be used on > > the kernel command line at boot to set a new value (rcutree.kthread_prio=N). > > > > Signed-off-by: Clark Williams > > [ paulmck: Ported to rcu/dev. ] > > Signed-off-by: Paul E. McKenney > > This landed in today's linux-next (ie, next-20140917) as commit > 04a96e05bda6 ("rcu: unify boost and kthread priorities"). > > > diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt > >[...] > > diff --git a/init/Kconfig b/init/Kconfig > >[...] > > diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h > >[...] > > There's a reference to CONFIG_RCU_BOOST_PRIO in > tools/testing/selftests/rcutorture/doc/TREE_RCU-kconfig.txt. It needs > updating too, doesn't it? Good catch! Also the one in tools/testing/selftests/rcutorture/configs/rcu/TREE03. Fixed both, thank you! Thanx, Paul