From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: Re: [RFC PATCH] common receive API + r8169 use Date: Mon, 08 Aug 2011 18:47:09 +0200 Message-ID: <1312822029.2531.5.camel@edumazet-laptop> References: <20110802141500.3c99185b@nehalam.ftrdhcpuser.net> <20110802214349.GA17411@rere.qmqm.pl> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: Stephen Hemminger , netdev@vger.kernel.org To: =?UTF-8?Q?Micha=C5=82_Miros=C5=82aw?= Return-path: Received: from mail-wy0-f174.google.com ([74.125.82.174]:45101 "EHLO mail-wy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753330Ab1HHQrN (ORCPT ); Mon, 8 Aug 2011 12:47:13 -0400 Received: by wyg24 with SMTP id 24so172153wyg.19 for ; Mon, 08 Aug 2011 09:47:12 -0700 (PDT) In-Reply-To: <20110802214349.GA17411@rere.qmqm.pl> Sender: netdev-owner@vger.kernel.org List-ID: Le mardi 02 ao=C3=BBt 2011 =C3=A0 23:43 +0200, Micha=C5=82 Miros=C5=82a= w a =C3=A9crit : > I don't have fast enough transmitter yet, so have no real data. Eric'= s > testing showed dramatic reduction in CPU usage after changing igb to = use > build_skb(). Inlined version of this patch should give similar resul= ts. >=20 > Eric: can you share the igb changes? I have no hardware for it, but c= ould > merge our changes for you to test. >=20 Hi Michal I am just coming back from one vacation period, I'll send patches befor= e another one, maybe tomorrow, stay tuned ;)