From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Graf Subject: [PATCH net-next 0/2 v2] Open vSwitch zerocopy upcall Date: Thu, 25 Jul 2013 14:43:43 +0200 Message-ID: Cc: netdev@vger.kernel.org, dev@openvswitch.org, eric.dumazet@gmail.com To: davem@davemloft.net, jesse@nicira.com Return-path: Received: from merlin.infradead.org ([205.233.59.134]:37141 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755400Ab3GYMnv (ORCPT ); Thu, 25 Jul 2013 08:43:51 -0400 Sender: netdev-owner@vger.kernel.org List-ID: Respin of the zerocopy patches for the openvswitch upcall. V2: - Added skb_zerocopy_headlen() to calculate headroom of destination buffer. This also takes care of the from->head_frag issue. - Attribute alignment for frag_list case - API documentation - performance data for CHECKSUM_PARTIAL tx case Thomas Graf (2): net: Export skb_zerocopy() to zerocopy from one skb to another openvswitch: Use skb_zerocopy() to prepare skb for upcall include/linux/skbuff.h | 3 ++ net/core/skbuff.c | 85 ++++++++++++++++++++++++++++++++++++ net/netfilter/nfnetlink_queue_core.c | 59 ++----------------------- net/openvswitch/datapath.c | 47 +++++++++++++++++--- 4 files changed, 133 insertions(+), 61 deletions(-) -- 1.8.3.1