From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934334AbYDNSnE (ORCPT ); Mon, 14 Apr 2008 14:43:04 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933391AbYDNSmH (ORCPT ); Mon, 14 Apr 2008 14:42:07 -0400 Received: from relay2.sgi.com ([192.48.171.30]:34174 "EHLO relay.sgi.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S933206AbYDNSmF (ORCPT ); Mon, 14 Apr 2008 14:42:05 -0400 Date: Mon, 14 Apr 2008 13:42:03 -0500 From: Paul Jackson To: Max Krasnyanskiy Cc: menage@google.com, mingo@elte.hu, a.p.zijlstra@chello.nl, linux-kernel@vger.kernel.org Subject: Re: boot cgroup questions Message-Id: <20080414134203.ea5a7de7.pj@sgi.com> In-Reply-To: <47FE5655.10900@qualcomm.com> References: <47D73086.2030008@qualcomm.com> <6599ad830803111827n1cb8e2c7i47c2ef3f3bb58995@mail.gmail.com> <47D7411E.1000009@qualcomm.com> <6599ad830803111936jd940deam8584bc971c3b6f41@mail.gmail.com> <47D74595.4080100@qualcomm.com> <6599ad830803112009y18d9e43ft8e3fc4a551d891da@mail.gmail.com> <20080311235939.1ebee8e3.pj@sgi.com> <47D81FE1.6030205@qualcomm.com> <20080312135746.89456f2a.pj@sgi.com> <47D82AD2.1070108@qualcomm.com> <20080312143253.3dd72c7f.pj@sgi.com> <47D83858.4030806@qualcomm.com> <20080312153712.bc5df7a1.pj@sgi.com> <47D8593A.6040503@qualcomm.com> <20080312183059.6716d630.pj@sgi.com> <47D87BE5.4010702@qualcomm.com> <20080313020300.92244956.pj@sgi.com> <47FE5655.10900@qualcomm.com> Organization: SGI X-Mailer: Sylpheed version 2.2.4 (GTK+ 2.12.0; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Max K wrote: > I agree in general. In this particular case additional grouping introduces > even more hierarchy. I seems to me that > "irqN -> cpu1, cpu2, cpu3" > is a very simple, straightforward relationship. Whereas > "irqN -> groupX" > "groupX -> cpu1" > "groupX -> cpu2" > "groupX -> cpu3" > Is not that straightforward. Clearly, yes, the first is simpler than the second. The question is which is correct. -- I won't rest till it's the best ... Programmer, Linux Scalability Paul Jackson 1.940.382.4214