From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: TCP performance problems - GSO/TSO, MSS, 8139cp related Date: Fri, 11 Nov 2016 21:52:16 -0500 (EST) Message-ID: <20161111.215216.158904316779820587.davem@davemloft.net> References: <20161111210500.GE1041@n2100.armlinux.org.uk> <1478899423.3892.7.camel@infradead.org> <20161111223307.GF1041@n2100.armlinux.org.uk> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: dwmw2@infradead.org, netdev@vger.kernel.org, qemu-devel@nongnu.org To: linux@armlinux.org.uk Return-path: Received: from shards.monkeyblade.net ([184.105.139.130]:38232 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S935137AbcKLCwV (ORCPT ); Fri, 11 Nov 2016 21:52:21 -0500 In-Reply-To: <20161111223307.GF1041@n2100.armlinux.org.uk> Sender: netdev-owner@vger.kernel.org List-ID: From: Russell King - ARM Linux Date: Fri, 11 Nov 2016 22:33:08 +0000 > "The new buffer management algorithm provides capabilities of Microsoft > Large-Send offload" and as yet I haven't found anything that describes > what this is or how it works. For once I will give Microsoft a big shout out here. This, and everything a Microsoft networking driver interfaces to, is _very_ much documented in extreme detail in the Microsoft NDIS (Network Driver Interface Specification). Microsoft's networking driver interfaces and expectations are documented 1,000 times better than that of Linux.