Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751983AbWLNGYp (ORCPT ); Thu, 14 Dec 2006 01:24:45 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752011AbWLNGYo (ORCPT ); Thu, 14 Dec 2006 01:24:44 -0500 Received: from ug-out-1314.google.com ([66.249.92.172]:23467 "EHLO ug-out-1314.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752016AbWLNGYn (ORCPT ); Thu, 14 Dec 2006 01:24:43 -0500 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:sender:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references:x-google-sender-auth; b=MDra0ooXqRWvw9ng5RatL5f/cQh8kyPnUhjDSGUZFEVVae5qxnwT/gQ2GXr42pUMYaVXmp1NX4GFF/FV3XrghaQO5AV4VZRQxuMsPfT2bSnB0V4QtDtrps56rwLCL/uB/4MEFFJyD7uelrLPQmwIaEwQsTUaL9ADmDjJJ7/AEZY= Message-ID: <86802c440612132224w795f3e01qfeee7183b791922c@mail.gmail.com> Date: Wed, 13 Dec 2006 22:24:41 -0800 From: "Yinghai Lu" To: "Eric W. Biederman" Subject: Re: [patch] Add allowed_affinity to the irq_desc to make it possible to have restricted irqs Cc: "Arjan van de Ven" , "Ingo Molnar" , linux-kernel@vger.kernel.org In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <1166018020.27217.805.camel@laptopd505.fenrus.org> <20061213194332.GA29185@elte.hu> <45806137.4020403@linux.intel.com> X-Google-Sender-Auth: 8c4af48a6f179477 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 869 Lines: 24 On 12/13/06, Eric W. Biederman wrote: > Arjan van de Ven writes: > > the numa case is already handled; the needed info for that is exposed already > > enough... at least for irqbalance > > What is the problem you are trying to solve? > > If it is just interrupts irqbalanced can't help with we can do that > with a single bit. > > My basic problem with understanding what this patch is trying to > solve is that I've seen some theoretical cases raised but I don't see > the real world problem. Good question. irqbalance could use set_affinity from boot cpu to final cpu. YH - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/