From patchwork Fri Jul 8 02:15:19 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Brenden Blanco X-Patchwork-Id: 646274 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 3rlylW0wC9z9sBg for ; Fri, 8 Jul 2016 12:16:07 +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=kLfqOCio; dkim-atps=neutral Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754006AbcGHCQB (ORCPT ); Thu, 7 Jul 2016 22:16:01 -0400 Received: from mail-pa0-f42.google.com ([209.85.220.42]:34599 "EHLO mail-pa0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753617AbcGHCPo (ORCPT ); Thu, 7 Jul 2016 22:15:44 -0400 Received: by mail-pa0-f42.google.com with SMTP id bz2so11032192pad.1 for ; Thu, 07 Jul 2016 19:15:43 -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=n1J3DxiH0iLPKRLjSWTz4DNaHB/GEEmj+TCVbwoDrZ0=; b=kLfqOCioCU3fnQnCgojwYYH0uw7XI/Jy43DHm1AGIDFIqASMDbBX7FwvZ02Ezdg5Vp GQ6xrwkmM36NLCr+AQABepFOc7cHcCTFOgkzX86GJJzPTV/Kw2OBmBLw2v5+wue8En0b QX2HBMawiqqzCrJEYsDEvnqUUA74Xx8KKD3RRAA+c+XXCr93bNRL7QEaUrVjRG8dH4Le Q2QcPh+UQUsYq/4aH+eOUsSHVi1Fvi/4b75vZviMdeM4h0ANSVX4HFfiLq9yLAsh/HTy pCftYrnPZISCe8sFGFwyKtkvO0fx46Zt6zY/6/SHyoXZIXptQKYSXnftbMPPu/L9kaFO gS5w== 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=n1J3DxiH0iLPKRLjSWTz4DNaHB/GEEmj+TCVbwoDrZ0=; b=mDf+Yetur53GtsnhpxaGoWTecx4f8v0ObdRSWsayS+5o9+rla3kzCe+u0OOXY+9h+x bw3IWSvYtCj5hfSOVtrx+J67Vm89jcqti7jSqjTqsm2vhf57Uv5fS7arkfKB5cwEmi/y 5mhOyYUYWCqndz2Rb64CvFMozX2nuJr1DU1E7gtnCTMdh/wkfTxHkZezjHCDihqATd5x 8EboTz2QDWBT2/aGtaaJRbSy+LivbY6+PXaezG5PRH89Y8Y7DR9+8B4/g8cP+XPUTwEg TSnqtFSDV+wgL3JUJvbsTXPJt7dWsJ5EfvkeT/7EAph1wR9lAEvcoV9yu7XNKm+ZNmbw 4pQg== X-Gm-Message-State: ALyK8tLJ/EM0VjmIVn3dxdM7KH1PueQoze3SxPQn1jSWeb0HuygMMcj2uNlooyJ8Y6UrOoBL X-Received: by 10.66.132.7 with SMTP id oq7mr5671943pab.26.1467944143293; Thu, 07 Jul 2016 19:15:43 -0700 (PDT) Received: from iovisor-test1.plumgrid.com ([12.97.19.201]) by smtp.gmail.com with ESMTPSA id jh3sm401497pac.14.2016.07.07.19.15.42 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 07 Jul 2016 19:15:42 -0700 (PDT) From: Brenden Blanco To: davem@davemloft.net, netdev@vger.kernel.org Cc: Brenden Blanco , 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 v6 07/12] bpf: add XDP_TX xdp_action for direct forwarding Date: Thu, 7 Jul 2016 19:15:19 -0700 Message-Id: <1467944124-14891-8-git-send-email-bblanco@plumgrid.com> X-Mailer: git-send-email 2.8.2 In-Reply-To: <1467944124-14891-1-git-send-email-bblanco@plumgrid.com> References: <1467944124-14891-1-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 5b47ac3..e3c3b92 100644 --- a/include/uapi/linux/bpf.h +++ b/include/uapi/linux/bpf.h @@ -439,6 +439,7 @@ struct bpf_tunnel_key { enum xdp_action { XDP_DROP, XDP_PASS, + XDP_TX, }; /* user accessible metadata for XDP packet hook