From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rick Jones Subject: smp_affinity, MSI-X and 2.6.21.1 Date: Mon, 07 May 2007 13:53:39 -0700 Message-ID: <463F91D3.3010000@hp.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit To: Linux Network Development list Return-path: Received: from palrel11.hp.com ([156.153.255.246]:45841 "EHLO palrel11.hp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S966557AbXEGUxl (ORCPT ); Mon, 7 May 2007 16:53:41 -0400 Received: from tardy.cup.hp.com (tardy.cup.hp.com [15.244.56.217]) by palrel11.hp.com (Postfix) with ESMTP id 539413411B for ; Mon, 7 May 2007 13:53:40 -0700 (PDT) Received: from [127.0.0.1] (localhost [127.0.0.1]) by tardy.cup.hp.com (8.9.3 (PHNE_28810)/8.9.3 SMKit7.02) with ESMTP id NAA13597 for ; Mon, 7 May 2007 13:53:39 -0700 (PDT) Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Folks - Is it a bug, or a feature that after changing a device's smp_affinity via echo "N" >> /proc/irq/M/smp_affinity that the new mask isn't visible via cat /proc/irq/M/smp_affinity until after actual interrupts are taken? rick jones