From patchwork Thu Jul 23 11:42:12 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 1334763 Return-Path: X-Original-To: incoming-bpf@patchwork.ozlabs.org Delivered-To: patchwork-incoming-bpf@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=bpf-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=default header.b=ayI0+g+7; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4BC9SJ5rR7z9sR4 for ; Thu, 23 Jul 2020 21:42:56 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728134AbgGWLmz (ORCPT ); Thu, 23 Jul 2020 07:42:55 -0400 Received: from mail.kernel.org ([198.145.29.99]:45784 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727859AbgGWLmz (ORCPT ); Thu, 23 Jul 2020 07:42:55 -0400 Received: from lore-desk.redhat.com (unknown [151.48.142.198]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 3B2A42080D; Thu, 23 Jul 2020 11:42:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595504575; bh=8oBfRskePkkS6eyvSY1a9b5Gu4gA3IFuwT0e4ypbaQI=; h=From:To:Cc:Subject:Date:From; b=ayI0+g+7iwpKZlcrg/wNgNOuksLf0JTz5Skk9hrBLgAiAz8/pHCol29YPh447lYp9 DKb/iffv2d8HdltJm/bCQBWGirxvRJx75evOLw63+EgDjPaVRqU4bNXHavnMluYfpI oCQftxXBF7toGvMgrBXqyuNlYe09L4z59vPPGCJw= From: Lorenzo Bianconi To: netdev@vger.kernel.org Cc: bpf@vger.kernel.org, davem@davemloft.net, ast@kernel.org, brouer@redhat.com, daniel@iogearbox.net, lorenzo.bianconi@redhat.com, echaudro@redhat.com, sameehj@amazon.com, kuba@kernel.org Subject: [RFC net-next 00/22] Introduce mb bit in xdp_buff/xdp_frame Date: Thu, 23 Jul 2020 13:42:12 +0200 Message-Id: X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Introduce multi-buffer bit (mb) in xdp_frame/xdp_buffer to specify if shared_info area has been properly initialized for non-linear xdp buffers. Initialize mb to 0 for all xdp drivers Lorenzo Bianconi (22): xdp: introduce mb in xdp_buff/xdp_frame xdp: initialize xdp_buff mb bit to 0 in netif_receive_generic_xdp net: virtio_net: initialize mb bit of xdp_buff to 0 net: xen-netfront: initialize mb bit of xdp_buff to 0 net: veth: initialize mb bit of xdp_buff to 0 net: hv_netvsc: initialize mb bit of xdp_buff to 0 net: bnxt: initialize mb bit in xdp_buff to 0 net: dpaa2: initialize mb bit in xdp_buff to 0 net: ti: initialize mb bit in xdp_buff to 0 net: nfp: initialize mb bit in xdp_buff to 0 net: mvpp2: initialize mb bit in xdp_buff to 0 net: sfc: initialize mb bit in xdp_buff to 0 net: qede: initialize mb bit in xdp_buff to 0 net: amazon: ena: initialize mb bit in xdp_buff to 0 net: cavium: thunder: initialize mb bit in xdp_buff to 0 net: socionext: initialize mb bit in xdp_buff to 0 net: tun: initialize mb bit in xdp_buff to 0 net: ixgbe: initialize mb bit in xdp_buff to 0 net: ice: initialize mb bit in xdp_buff to 0 net: i40e: initialize mb bit in xdp_buff to 0 net: mlx5: initialize mb bit in xdp_buff to 0 net: mlx4: initialize mb bit in xdp_buff to 0 drivers/net/ethernet/amazon/ena/ena_netdev.c | 1 + drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c | 1 + drivers/net/ethernet/cavium/thunder/nicvf_main.c | 1 + drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c | 1 + drivers/net/ethernet/intel/i40e/i40e_txrx.c | 1 + drivers/net/ethernet/intel/ice/ice_txrx.c | 1 + drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 1 + drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c | 1 + drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c | 1 + drivers/net/ethernet/mellanox/mlx4/en_rx.c | 1 + drivers/net/ethernet/mellanox/mlx5/core/en_rx.c | 1 + drivers/net/ethernet/netronome/nfp/nfp_net_common.c | 1 + drivers/net/ethernet/qlogic/qede/qede_fp.c | 1 + drivers/net/ethernet/sfc/rx.c | 1 + drivers/net/ethernet/socionext/netsec.c | 1 + drivers/net/ethernet/ti/cpsw.c | 1 + drivers/net/ethernet/ti/cpsw_new.c | 1 + drivers/net/hyperv/netvsc_bpf.c | 1 + drivers/net/tun.c | 2 ++ drivers/net/veth.c | 1 + drivers/net/virtio_net.c | 2 ++ drivers/net/xen-netfront.c | 1 + include/net/xdp.h | 8 ++++++-- net/core/dev.c | 1 + 24 files changed, 31 insertions(+), 2 deletions(-)