Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754763AbYKEF7Y (ORCPT ); Wed, 5 Nov 2008 00:59:24 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750801AbYKEF7H (ORCPT ); Wed, 5 Nov 2008 00:59:07 -0500 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:44018 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1750743AbYKEF7G (ORCPT ); Wed, 5 Nov 2008 00:59:06 -0500 Date: Tue, 04 Nov 2008 21:58:39 -0800 (PST) Message-Id: <20081104.215839.132524253.davem@davemloft.net> To: mchan@broadcom.com Cc: linux-kernel@blueteddy.net, daniel.blueman@gmail.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-net@vger.kernel.org Subject: Re: time for TCP ECN defaulting to on? From: David Miller In-Reply-To: <1225847763.11369.43.camel@HP1> References: <49107543.5080207@blueteddy.net> <20081104.145242.112948002.davem@davemloft.net> <1225847763.11369.43.camel@HP1> X-Mailer: Mew version 6.1 on Emacs 22.1 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 642 Lines: 16 From: "Michael Chan" Date: Tue, 04 Nov 2008 17:16:03 -0800 > I think this is no longer a limitation. The GSO code will take care > of ECN properly if the hardware does not support it when doing TSO. Hmm, good point, but if that is what happens I don't know if I agree with it. If "take care of ECN" means doing TSO in software, that's in my opinion the wrong thing to do. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/