From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH bpf-next v3 00/15] Introducing AF_XDP support Date: Thu, 03 May 2018 11:07:02 -0400 (EDT) Message-ID: <20180503.110702.2013384975566084113.davem@davemloft.net> References: <20180502110136.3738-1-bjorn.topel@gmail.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=iso-8859-1 Content-Transfer-Encoding: 8BIT Cc: magnus.karlsson@intel.com, alexander.h.duyck@intel.com, alexander.duyck@gmail.com, john.fastabend@gmail.com, ast@fb.com, brouer@redhat.com, willemdebruijn.kernel@gmail.com, daniel@iogearbox.net, mst@redhat.com, netdev@vger.kernel.org, bjorn.topel@intel.com, michael.lundkvist@ericsson.com, jesse.brandeburg@intel.com, anjali.singhai@intel.com, qi.z.zhang@intel.com To: bjorn.topel@gmail.com Return-path: Received: from shards.monkeyblade.net ([184.105.139.130]:48052 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750947AbeECPHH (ORCPT ); Thu, 3 May 2018 11:07:07 -0400 In-Reply-To: <20180502110136.3738-1-bjorn.topel@gmail.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Björn Töpel Date: Wed, 2 May 2018 13:01:21 +0200 > This patch set introduces a new address family called AF_XDP that is > optimized for high performance packet processing and, in upcoming > patch sets, zero-copy semantics. In this patch set, we have removed > all zero-copy related code in order to make it smaller, simpler and > hopefully more review friendly. This patch set only supports copy-mode > for the generic XDP path (XDP_SKB) for both RX and TX and copy-mode > for RX using the XDP_DRV path. Zero-copy support requires XDP and > driver changes that Jesper Dangaard Brouer is working on. Some of his > work has already been accepted. We will publish our zero-copy support > for RX and TX on top of his patch sets at a later point in time. ... Looks great. Acked-by: David S. Miller