From patchwork Fri Jul 15 23:28:54 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Brenden Blanco X-Patchwork-Id: 649043 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3rrpgt61ptz9sCZ for ; Sat, 16 Jul 2016 09:29:46 +1000 (AEST) Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=plumgrid-com.20150623.gappssmtp.com header.i=@plumgrid-com.20150623.gappssmtp.com header.b=0oNUVTzQ; dkim-atps=neutral Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751876AbcGOX3l (ORCPT ); Fri, 15 Jul 2016 19:29:41 -0400 Received: from mail-pa0-f44.google.com ([209.85.220.44]:35735 "EHLO mail-pa0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751762AbcGOX3f (ORCPT ); Fri, 15 Jul 2016 19:29:35 -0400 Received: by mail-pa0-f44.google.com with SMTP id dx3so43383544pab.2 for ; Fri, 15 Jul 2016 16:29:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=plumgrid-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=2HoJsrJn55d69KY2yY9yq1NhrR/X4qBPObZuxrfaGD0=; b=0oNUVTzQag9BBtKtieD1zhc/URbMhc5UqnbgPl6RY/U++eBfL1jMERK7YEeb0POcec Ypi7k4sky9hWP1O4htFYYjmKuQ3LApaFgzfgfmCWvQwbDSNKHr5iVf0ZqCDClFtI+seC +X8ez/PnWJyCQVCnFFcgx1A8L/uy2W8GuUSoV4aVr713BQH3qkCac/gYcWCj5SV8xxav M4vfcn/ZfHwPIMZb9YAWuEbFK7t58k7SYJhXFiIacbgCSZfc+Qx3YRYfN8LcU0l3N5Qy aInd0M7dWi415ZvLs60Z+xufutCsEzv3kaXNrNyfBd09KSXZzhfpM5cCKfP8/DLGGryN NguA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=2HoJsrJn55d69KY2yY9yq1NhrR/X4qBPObZuxrfaGD0=; b=NXDc8mHXwrw85Nzxfg4dlrNUOD1hX470b0mBRNRy/LSpUznXJ6bpfvMv3Q/ez4fPIh KRvUCXw36uIUwt1e3rDm8rADi9lSAj8p2GdbFwQh3sojVDUdaJ4OM71J/41YYtcGmaE7 ClbrBdYL934gPvfd/oKl8FZWNX85SruiG3slPm3KzXaPI1dfVtPhDFyCwbUEWyhLZJoA nMi6PhvRgRrnCeROaUoseYR0wWawySOk/RtQMfwF6KbShnzVxex97Bc6Run7sHdoL5N9 yXjkxbB4fRJk3dU8YnHytkQSi3xvbxxL0k0efj6jaJYHdeL4UbUFASjCcrQow3VMOHW2 5EZw== X-Gm-Message-State: ALyK8tICRd2qdubx6LwgsSJymOsyylb1oN2fGHyT0xjBtYz7EnjycFv062tp+rUpvroZO93h X-Received: by 10.66.149.99 with SMTP id tz3mr36447581pab.128.1468625375173; Fri, 15 Jul 2016 16:29:35 -0700 (PDT) Received: from iovisor-test1.plumgrid.com ([12.97.19.201]) by smtp.gmail.com with ESMTPSA id nd4sm6990993pab.14.2016.07.15.16.29.34 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 15 Jul 2016 16:29:34 -0700 (PDT) From: Brenden Blanco To: davem@davemloft.net, netdev@vger.kernel.org Cc: Brenden Blanco , Jamal Hadi Salim , Saeed Mahameed , Martin KaFai Lau , Jesper Dangaard Brouer , Ari Saha , Alexei Starovoitov , Or Gerlitz , john.fastabend@gmail.com, hannes@stressinduktion.org, Thomas Graf , Tom Herbert , Daniel Borkmann Subject: [PATCH v9 07/11] bpf: add XDP_TX xdp_action for direct forwarding Date: Fri, 15 Jul 2016 16:28:54 -0700 Message-Id: <1468625338-32391-8-git-send-email-bblanco@plumgrid.com> X-Mailer: git-send-email 2.8.2 In-Reply-To: <1468625338-32391-1-git-send-email-bblanco@plumgrid.com> References: <1468625338-32391-1-git-send-email-bblanco@plumgrid.com> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org XDP enabled drivers must transmit received packets back out on the same port they were received on when a program returns this action. Signed-off-by: Brenden Blanco --- include/uapi/linux/bpf.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h index 4282d44..a8f1ea1 100644 --- a/include/uapi/linux/bpf.h +++ b/include/uapi/linux/bpf.h @@ -447,6 +447,7 @@ enum xdp_action { XDP_ABORTED = 0, XDP_DROP, XDP_PASS, + XDP_TX, }; /* user accessible metadata for XDP packet hook