From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: To GRO or not to GRO... Date: Sun, 03 Oct 2010 00:31:29 -0700 (PDT) Message-ID: <20101003.003129.193711520.davem@davemloft.net> References: <4CA7BD60.3010501@sauce.co.nz> <152341286090326@web67.yandex.ru> Mime-Version: 1.0 Content-Type: Text/Plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: richard@sauce.co.nz, netdev@vger.kernel.org To: sysoleg@yandex.ru Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:46089 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751998Ab0JCHbI convert rfc822-to-8bit (ORCPT ); Sun, 3 Oct 2010 03:31:08 -0400 In-Reply-To: <152341286090326@web67.yandex.ru> Sender: netdev-owner@vger.kernel.org List-ID: =46rom: "\"Oleg A. Arkhangelsky\"" Date: Sun, 03 Oct 2010 11:18:46 +0400 >=20 >=20 > 03.10.2010, 03:17, "Richard Scobie" : >=20 >> In the README for ixgbe-2.1.4, is says: >> >> " Disable GRO when routing/bridging >> =A0=A0=A0--------------------------------- >> =A0=A0=A0Due to a known kernel issue, GRO must be turned off when >> routing/bridging. >> =A0=A0=A0GRO can be turned off via ethtool." >> >=20 > This information is true for LRO, not GRO. Right. > I believe that this appeared when ixgbe was converted from LRO > to GRO and all occurrences of LRO was blindly replaced by GRO > everywhere. Someome please submit a patch to fix this, thanks.