From mboxrd@z Thu Jan 1 00:00:00 1970 From: Changli Gao Subject: Re: [PATCH v7] rps: Receive Packet Steering Date: Wed, 17 Mar 2010 15:59:05 +0800 Message-ID: <412e6f7f1003170059r1f0fa4cfrbe8b3f22102ee9d9@mail.gmail.com> References: <65634d661003121508m3d348973k63a6ae9ca1f12f9f@mail.gmail.com> <4B9FC7F1.5010507@google.com> <1268773227.2932.34.camel@edumazet-laptop> <20100316.141311.262178287.davem@davemloft.net> <412e6f7f1003161854w32ed4516w2e52003097051fc7@mail.gmail.com> <1268809673.2932.62.camel@edumazet-laptop> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: David Miller , therbert@google.com, netdev@vger.kernel.org To: Eric Dumazet Return-path: Received: from mail-iw0-f176.google.com ([209.85.223.176]:43716 "EHLO mail-iw0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753445Ab0CQH70 convert rfc822-to-8bit (ORCPT ); Wed, 17 Mar 2010 03:59:26 -0400 Received: by iwn6 with SMTP id 6so725170iwn.4 for ; Wed, 17 Mar 2010 00:59:25 -0700 (PDT) In-Reply-To: <1268809673.2932.62.camel@edumazet-laptop> Sender: netdev-owner@vger.kernel.org List-ID: On Wed, Mar 17, 2010 at 3:07 PM, Eric Dumazet = wrote: > Le mercredi 17 mars 2010 =C3=A0 09:54 +0800, Changli Gao a =C3=A9crit= : >> On Wed, Mar 17, 2010 at 5:13 AM, David Miller = wrote: >> > >> > I'll integrate this as soon as I open up net-next-2.6 >> >> It is really a good news. Now linux also can dispatch packets as >> FreeBSD does via netisr. Can we walk farer, and support weighted >> distribution? >> > > May I ask why ? What would be the goal ? > =46or example, I have a firewall with dual core CPU, and use core 0 for IRQ and dispatching. If I use both core 0 and core 1 for the left processing, core 0 will be overloaded, and if I use core 1 for the left processing, core 0 will be light load. In order to take full of advantage of hardware, I need weighted the packet distribution. --=20 Regards=EF=BC=8C Changli Gao(xiaosuo@gmail.com)