From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752754AbZLRJik (ORCPT ); Fri, 18 Dec 2009 04:38:40 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752167AbZLRJih (ORCPT ); Fri, 18 Dec 2009 04:38:37 -0500 Received: from bombadil.infradead.org ([18.85.46.34]:53766 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751606AbZLRJig (ORCPT ); Fri, 18 Dec 2009 04:38:36 -0500 Subject: Re: [PATCH 0/6] Some load-balancer cleanups From: Peter Zijlstra To: Ingo Molnar Cc: Mike Galbraith , LKML In-Reply-To: <20091218065755.GA23808@elte.hu> References: <20091217185021.684424629@chello.nl> <20091218065755.GA23808@elte.hu> Content-Type: text/plain; charset="UTF-8" Date: Fri, 18 Dec 2009 10:37:57 +0100 Message-ID: <1261129077.27920.1041.camel@laptop> Mime-Version: 1.0 X-Mailer: Evolution 2.28.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2009-12-18 at 07:57 +0100, Ingo Molnar wrote: > * Peter Zijlstra wrote: > > > Since RT has since grown its own load-balancer which is totally independent > > from CFS, we can remove some of the left-overs from back when. > > > > Gets rid of the ->load_balance and ->move_one_task sched_class calls and > > removed the rq_iterator stuff. > > > > Also carries a lock-break recently found wanted by -rt. > > > > Compile tested with CGROUP/SMP/UP and booted on x86_64-SMP. > > > > include/linux/sched.h | 8 - > > kernel/sched.c | 1945 ++--------------------------------------------- > > kernel/sched_fair.c | 1778 +++++++++++++++++++++++++++++++++++++++++-- > > kernel/sched_idletask.c | 21 - > > kernel/sched_rt.c | 20 - > > 5 files changed, 1805 insertions(+), 1967 deletions(-) > > Nice cleanups! I think we want to delay its application to the scheduler tree > for a week or two, to not interact with any urgent fixes for the .33 code. Sure, I'll keep them around until then.