From patchwork Wed Feb 13 14:40:30 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matteo Croce X-Patchwork-Id: 1041318 X-Patchwork-Delegate: shemminger@vyatta.com Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=redhat.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 4402J42MbMz9s7T for ; Thu, 14 Feb 2019 01:40:36 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2392332AbfBMOke (ORCPT ); Wed, 13 Feb 2019 09:40:34 -0500 Received: from mail-wr1-f68.google.com ([209.85.221.68]:34276 "EHLO mail-wr1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390684AbfBMOke (ORCPT ); Wed, 13 Feb 2019 09:40:34 -0500 Received: by mail-wr1-f68.google.com with SMTP id f14so2802360wrg.1 for ; Wed, 13 Feb 2019 06:40:33 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=offXxdDzxMUdWyg6BayPdC+Cu+3Fvio8xxafVdWZsYc=; b=Q6N6O62Gv/FgYd5usCAG+9t8G+BvSqiAy5mIcI9e7xQt3RuM/CgjU+toQx2QaLC6eN vLs7FiMVude53IeICPbKNnpMjWSFHo7QN+nJZplrF8e/R7RZ0xdlkL+Qv7F4gXtzaGCq ETKua3kWrxctuQHrSYe5IYlQHBKcdaysQB+7sM8zhjw2Zy9GtabsCsm2n9YhVPJif8R7 zwLpj5a7OQiyKvSFg/B6PckbkMpgYsY7FoMg6NZry65axvhUUIj4pTFqc2k0PhnDUYwN O3QngQNGG85noqodN9chZwYwZ1mgzWXmoVjzVsuRl2bWUh7DjwjW1uZ8stB9zi1jVk/R /Hdw== X-Gm-Message-State: AHQUAuaIxDvcfTEG/QgzvmwycZ0DMln/QO4bVOSd0T6cldPo7qh+7el2 OQjMIufljCjFTronLPgBVJYylhxMNpI= X-Google-Smtp-Source: AHgI3IY0OMhHGXf/eBkPl1cfIkouiGlm5EkXMB/2lx++XS2iRsahanUn51D+co1w9ik/gOwkk/SAKg== X-Received: by 2002:a05:6000:1287:: with SMTP id f7mr697542wrx.203.1550068831950; Wed, 13 Feb 2019 06:40:31 -0800 (PST) Received: from mcroce-redhat.mxp.redhat.com (nat-pool-mxp-t.redhat.com. [149.6.153.186]) by smtp.gmail.com with ESMTPSA id c18sm24672035wre.32.2019.02.13.06.40.30 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 13 Feb 2019 06:40:31 -0800 (PST) From: Matteo Croce To: netdev@vger.kernel.org Cc: David Ahern , Stephen Hemminger , Jakub Kicinski Subject: [PATCH iproute2] iplink: document XDP subcommand to force the XDP mode. Date: Wed, 13 Feb 2019 15:40:30 +0100 Message-Id: <20190213144030.15160-1-mcroce@redhat.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org When attaching an eBPF program to a device, ip link can force the XDP mode by using the xdp{generic,drv,offload} keyword instead of just 'xdp'. Document this behaviour also in the help output. Signed-off-by: Matteo Croce Fixes: 14683814 ("bpf: add xdpdrv for requesting XDP driver mode") Fixes: 1b5e8094 ("bpf: allow requesting XDP HW offload") Acked-by: Daniel Borkmann --- ip/iplink.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ip/iplink.c b/ip/iplink.c index b5519201..3a0cf459 100644 --- a/ip/iplink.c +++ b/ip/iplink.c @@ -98,7 +98,7 @@ void iplink_usage(void) " [ trust { on | off} ] ]\n" " [ node_guid { eui64 } ]\n" " [ port_guid { eui64 } ]\n" - " [ xdp { off |\n" + " [ { xdp | xdpgeneric | xdpdrv | xdpoffload } { off |\n" " object FILE [ section NAME ] [ verbose ] |\n" " pinned FILE } ]\n" " [ master DEVICE ][ vrf NAME ]\n"