From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756342AbYB1U0W (ORCPT ); Thu, 28 Feb 2008 15:26:22 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757617AbYB1U0L (ORCPT ); Thu, 28 Feb 2008 15:26:11 -0500 Received: from wolverine01.qualcomm.com ([199.106.114.254]:22375 "EHLO wolverine01.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755923AbYB1U0J (ORCPT ); Thu, 28 Feb 2008 15:26:09 -0500 X-IronPort-AV: E=McAfee;i="5200,2160,5241"; a="989061" Message-ID: <47C718DE.9020107@qualcomm.com> Date: Thu, 28 Feb 2008 12:26:06 -0800 From: Max Krasnyansky User-Agent: Thunderbird 2.0.0.9 (X11/20071115) MIME-Version: 1.0 To: Paul Jackson CC: mingo@elte.hu, a.p.zijlstra@chello.nl, tglx@linutronix.de, oleg@tv-sign.ru, rostedt@goodmis.org, linux-kernel@vger.kernel.org Subject: Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation References: <20080227222103.673194000@chello.nl> <20080228075010.GA28781@elte.hu> <20080228020808.3fd22f77.pj@sgi.com> <20080228090847.GA1133@elte.hu> <20080228031710.3405e405.pj@sgi.com> <20080228104637.GA9129@elte.hu> <47C7155C.5060607@qualcomm.com> <20080228141339.b83ae00f.pj@sgi.com> In-Reply-To: <20080228141339.b83ae00f.pj@sgi.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Paul Jackson wrote: > Max K wrote: >> I like the concept of the "boot" set. But we still need a separate "system" >> flag. Users should not have to move cpu back into the "boot" set to allow for >> kernel (irqs, etc) activity on it. And it's just more explicit and clear that way. > > Good point -- a "boot" cpuset might be 4 CPUs out of 256 CPUs, just for running > the classic Unix load (daemons, init, login, ...). But irq's might need to go > to most CPUs, except for some (dare I use the word) isolated CPUs. > btw Can you send me those init scripts that you mentioned. ie Those that create "boot" set from userspace. Max