From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [net-next-2.6 PATCH v2 1/2] ixgbe: Allocate driver resources per NUMA node Date: Wed, 03 Feb 2010 19:49:01 -0800 (PST) Message-ID: <20100203.194901.263092541.davem@davemloft.net> References: <20100204001804.15798.98344.stgit@localhost.localdomain> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, gospo@redhat.com, jesse.brandeburg@intel.com, peter.p.waskiewicz.jr@intel.com To: jeffrey.t.kirsher@intel.com Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:43961 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755976Ab0BDDss (ORCPT ); Wed, 3 Feb 2010 22:48:48 -0500 In-Reply-To: <20100204001804.15798.98344.stgit@localhost.localdomain> Sender: netdev-owner@vger.kernel.org List-ID: From: Jeff Kirsher Date: Wed, 03 Feb 2010 16:18:50 -0800 > From: Jesse Brandeburg > > The default policy for the current driver is to do all its memory > allocation on whatever processor is running insmod/modprobe. This > is less than optimal. > > This driver's default mode of operation will be to use each node for each > subsequent transmit/receive queue. The most efficient allocation will be > to then have the interrupts bound in such a way as to match up the > interrupt of the queue to the cpu where its memory was allocated. > > Signed-off-by: Jesse Brandeburg > Signed-off-by: Peter P Waskiewicz Jr > Signed-off-by: Jeff Kirsher Applied.