From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263568AbUCYTio (ORCPT ); Thu, 25 Mar 2004 14:38:44 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263583AbUCYTio (ORCPT ); Thu, 25 Mar 2004 14:38:44 -0500 Received: from mx1.elte.hu ([157.181.1.137]:37574 "EHLO mx1.elte.hu") by vger.kernel.org with ESMTP id S263568AbUCYTim (ORCPT ); Thu, 25 Mar 2004 14:38:42 -0500 Date: Thu, 25 Mar 2004 20:39:13 +0100 From: Ingo Molnar To: Andi Kleen Cc: jun.nakajima@intel.com, ricklind@us.ibm.com, piggin@cyberone.com.au, linux-kernel@vger.kernel.org, akpm@osdl.org, kernel@kolivas.org, rusty@rustcorp.com.au, anton@samba.org, lse-tech@lists.sourceforge.net, mbligh@aracnet.com Subject: Re: [Lse-tech] [patch] sched-domain cleanups, sched-2.6.5-rc2-mm2-A3 Message-ID: <20040325193913.GA14024@elte.hu> References: <7F740D512C7C1046AB53446D372001730111990F@scsmsx402.sc.intel.com> <20040325154011.GB30175@wotan.suse.de> <20040325190944.GB12383@elte.hu> <20040325162121.5942df4f.ak@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040325162121.5942df4f.ak@suse.de> User-Agent: Mutt/1.4.1i X-ELTE-SpamVersion: MailScanner 4.26.8-itk2 (ELTE 1.1) SpamAssassin 2.63 ClamAV 0.65 X-ELTE-VirusStatus: clean X-ELTE-SpamCheck: no X-ELTE-SpamCheck-Details: score=-4.9, required 5.9, autolearn=not spam, BAYES_00 -4.90 X-ELTE-SpamLevel: X-ELTE-SpamScore: -4 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org * Andi Kleen wrote: > That won't help for threaded programs that use clone(). OpenMP is such > a case. yeah, agreed. Also, exec-balance, if applied to fork(), would migrate the parent which is not what we want. We could perhaps migrate the parent to the target CPU, copy the context, then migrate the parent back to the original CPU ... but this sounds too complex. Ingo