From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH RFC net-next 00/11] udp gso Date: Wed, 18 Apr 2018 13:50:10 -0400 (EDT) Message-ID: <20180418.135010.273233202471255234.davem@davemloft.net> References: <20180417200059.30154-1-willemdebruijn.kernel@gmail.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, willemb@google.com To: willemdebruijn.kernel@gmail.com Return-path: Received: from shards.monkeyblade.net ([184.105.139.130]:46116 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752091AbeDRRuM (ORCPT ); Wed, 18 Apr 2018 13:50:12 -0400 In-Reply-To: <20180417200059.30154-1-willemdebruijn.kernel@gmail.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Willem de Bruijn Date: Tue, 17 Apr 2018 16:00:50 -0400 > Segmentation offload reduces cycles/byte for large packets by > amortizing the cost of protocol stack traversal. > > This patchset implements GSO for UDP. This looks great. And as mentioned in other emails, the interface looks good too by letting the app choose the segmentation point. It's a real shame we lose checksumming with MSG_MORE, perhaps we can find a way to lift that restriction?