From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: Re: rps perfomance WAS(Re: rps: question Date: Fri, 16 Apr 2010 08:32:27 +0200 Message-ID: <1271399547.16881.3724.camel@edumazet-laptop> References: <1271268242.16881.1719.camel@edumazet-laptop> <1271271222.4567.51.camel@bigi> <20100415.014857.168270765.davem@davemloft.net> <1271332528.4567.150.camel@bigi> <4BC741AE.3000108@hp.com> <1271362581.23780.12.camel@bigi> <1271395106.16881.3645.camel@edumazet-laptop> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: hadi@cyberus.ca, Rick Jones , David Miller , therbert@google.com, netdev@vger.kernel.org, robert@herjulf.net, andi@firstfloor.org To: Changli Gao Return-path: Received: from mail-bw0-f225.google.com ([209.85.218.225]:47082 "EHLO mail-bw0-f225.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752314Ab0DPGch (ORCPT ); Fri, 16 Apr 2010 02:32:37 -0400 Received: by bwz25 with SMTP id 25so2571900bwz.28 for ; Thu, 15 Apr 2010 23:32:36 -0700 (PDT) In-Reply-To: Sender: netdev-owner@vger.kernel.org List-ID: Le vendredi 16 avril 2010 =C3=A0 14:02 +0800, Changli Gao a =C3=A9crit = : > resched IPI, apparently. But it is async absolutely. and its IRQ > handler is lighter. >=20 You still dont answer to the question, and your claims are not grounded by hard facts, but by your interpretation of code.