From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH v3] rps: optimize rps_get_cpu() Date: Sat, 24 Apr 2010 22:51:28 -0700 (PDT) Message-ID: <20100424.225128.52181685.davem@davemloft.net> References: <1272122227-13070-1-git-send-email-xiaosuo@gmail.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: therbert@google.com, eric.dumazet@gmail.com, netdev@vger.kernel.org To: xiaosuo@gmail.com Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:51519 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751034Ab0DYFvX (ORCPT ); Sun, 25 Apr 2010 01:51:23 -0400 In-Reply-To: <1272122227-13070-1-git-send-email-xiaosuo@gmail.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Changli Gao Date: Sat, 24 Apr 2010 23:17:07 +0800 > optimize rps_get_cpu(). > > don't initialize ports when we can get the ports. one memory access for ports > than two. > > Signed-off-by: Changli Gao Applied, thanks. We can load both addresses in one go on 64-bit btw. It seems we're just duplicating, one by one, the optimizations we already do in INET_COMBINED_PORTS() and INET_ADDR_COOKIE(). :-)