From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756340Ab1HVBIM (ORCPT ); Sun, 21 Aug 2011 21:08:12 -0400 Received: from cn.fujitsu.com ([222.73.24.84]:59449 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1752709Ab1HVBIK (ORCPT ); Sun, 21 Aug 2011 21:08:10 -0400 Message-ID: <4E51AC19.4010208@cn.fujitsu.com> Date: Mon, 22 Aug 2011 09:08:41 +0800 From: Li Zefan User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.9) Gecko/20100921 Fedora/3.1.4-1.fc14 Thunderbird/3.1.4 MIME-Version: 1.0 To: rolando.martins@gmail.com CC: containers@lists.linux-foundation.org, Ingo Molnar , Peter Zijlstra , Hidetoshi Seto , LKML Subject: Re: cpuset.sched_relax_domain_level problem References: In-Reply-To: X-MIMETrack: Itemize by SMTP Server on mailserver/fnst(Release 8.5.1FP4|July 25, 2010) at 2011-08-22 09:07:07, Serialize by Router on mailserver/fnst(Release 8.5.1FP4|July 25, 2010) at 2011-08-22 09:07:09, Serialize complete at 2011-08-22 09:07:09 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add Cc's Rolando Martins wrote: > Hi, > I am testing kernel 3.0.3 and I am unable to "echo 3 > > cpuset.sched_relax_domain_level". > I was able to do it in 2.6.39. > > Any clues? > I think it's because your machine doesn't support level 3. This commit made the change: commit 60495e7760d8ee364695006af37309b0755e0e17 Author: Peter Zijlstra Date: Thu Apr 7 14:10:04 2011 +0200 sched: Dynamic sched_domain::level Remove the SD_LV_ enum and use dynamic level assignments.