From patchwork Mon Apr 8 16:57:47 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alan Maguire X-Patchwork-Id: 10889897 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id DE2F21708 for ; Mon, 8 Apr 2019 17:00:56 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C4449283B0 for ; Mon, 8 Apr 2019 17:00:56 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B44792870B; Mon, 8 Apr 2019 17:00:56 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 600ED283B0 for ; Mon, 8 Apr 2019 17:00:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727613AbfDHRAy (ORCPT ); Mon, 8 Apr 2019 13:00:54 -0400 Received: from aserp2130.oracle.com ([141.146.126.79]:54486 "EHLO aserp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727039AbfDHRAy (ORCPT ); Mon, 8 Apr 2019 13:00:54 -0400 Received: from pps.filterd (aserp2130.oracle.com [127.0.0.1]) by aserp2130.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x38GwwZh054207; Mon, 8 Apr 2019 17:00:26 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id : in-reply-to : references; s=corp-2018-07-02; bh=CMVrZIfEgjYpyH3gKelr9fgvW/P28wv5eZkKnm8ue2M=; b=Wb04rO/ssZFO9eWIGCHYo/vJNO0rYOLsS6MblIHYI8nrqz4dsuUc+bxJ2vzG9lJK/mRk +ObQJd7Qm4mDpgoIDAw0AyHRjV1i5rzLU4vp5bcM73qOwL77Oikx+IjfRC4p4hTpEcmJ MECzdhytNxj9Uc65qvpKHk/cO45WQ++7i3nKdcfiD8aeeis+PJ7gOMEc5jIhnhH4VWGQ WY81vj+lg8kL5a2lQ2C2n6Bzq+zSwsJJEMgAP4vAsHToy/0Av1ISSSDpdAe9Ab1RKYQJ WY7XYWUGHI5A2F+qmaH/SuYCwSrwoW4EdWT5pKnOLHmCIbRINFQ6utwJlfXBCVIOD2Tt fw== Received: from userp3030.oracle.com (userp3030.oracle.com [156.151.31.80]) by aserp2130.oracle.com with ESMTP id 2rphme800n-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 08 Apr 2019 17:00:26 +0000 Received: from pps.filterd (userp3030.oracle.com [127.0.0.1]) by userp3030.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x38GwPNa019531; Mon, 8 Apr 2019 16:58:25 GMT Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by userp3030.oracle.com with ESMTP id 2rph7s46ry-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 08 Apr 2019 16:58:25 +0000 Received: from abhmp0002.oracle.com (abhmp0002.oracle.com [141.146.116.8]) by aserv0122.oracle.com (8.14.4/8.14.4) with ESMTP id x38GwMwH005735; Mon, 8 Apr 2019 16:58:22 GMT Received: from dhcp-10-175-203-155.vpn.oracle.com (/10.175.203.155) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Mon, 08 Apr 2019 09:58:21 -0700 From: Alan Maguire To: willemb@google.com, ast@kernel.org, daniel@iogearbox.net, davem@davemloft.net, shuah@kernel.org, kafai@fb.com, songliubraving@fb.com, yhs@fb.com, quentin.monnet@netronome.com, john.fastabend@gmail.com, rdna@fb.com, linux-kselftest@vger.kernel.org, netdev@vger.kernel.org, bpf@vger.kernel.org Cc: Alan Maguire Subject: [PATCH v2 bpf-next 3/4] bpf: sync bpf.h to tools/ for BPF_F_ADJ_ROOM_ENCAP_L2 Date: Mon, 8 Apr 2019 17:57:47 +0100 Message-Id: <1554742668-28313-4-git-send-email-alan.maguire@oracle.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1554742668-28313-1-git-send-email-alan.maguire@oracle.com> References: <1554742668-28313-1-git-send-email-alan.maguire@oracle.com> X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9221 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=3 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1904080137 X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9221 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=3 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1904080137 Sender: linux-kselftest-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Sync include/uapi/linux/bpf.h with tools/ equivalent to add BPF_F_ADJ_ROOM_ENCAP_L2(len) macro. Signed-off-by: Alan Maguire --- tools/include/uapi/linux/bpf.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h index 8370245..912391c 100644 --- a/tools/include/uapi/linux/bpf.h +++ b/tools/include/uapi/linux/bpf.h @@ -1500,6 +1500,10 @@ struct bpf_stack_build_id { * * **BPF_F_ADJ_ROOM_ENCAP_L4_UDP **: * Use with ENCAP_L3 flags to further specify the tunnel type. * + * * **BPF_F_ADJ_ROOM_ENCAP_L2(len) **: + * Use with ENCAP_L3/L4 flags to further specify the tunnel + * type; **len** is the length of the inner MAC header. + * * A call to this helper is susceptible to change the underlaying * packet buffer. Therefore, at load time, all checks on pointers * previously done by the verifier are invalidated and must be @@ -2641,10 +2645,16 @@ enum bpf_func_id { /* BPF_FUNC_skb_adjust_room flags. */ #define BPF_F_ADJ_ROOM_FIXED_GSO (1ULL << 0) +#define BPF_ADJ_ROOM_ENCAP_L2_MASK 0xff +#define BPF_ADJ_ROOM_ENCAP_L2_SHIFT 56 + #define BPF_F_ADJ_ROOM_ENCAP_L3_IPV4 (1ULL << 1) #define BPF_F_ADJ_ROOM_ENCAP_L3_IPV6 (1ULL << 2) #define BPF_F_ADJ_ROOM_ENCAP_L4_GRE (1ULL << 3) #define BPF_F_ADJ_ROOM_ENCAP_L4_UDP (1ULL << 4) +#define BPF_F_ADJ_ROOM_ENCAP_L2(len) (((__u64)len & \ + BPF_ADJ_ROOM_ENCAP_L2_MASK) \ + << BPF_ADJ_ROOM_ENCAP_L2_SHIFT) /* Mode for BPF_FUNC_skb_adjust_room helper. */ enum bpf_adj_room_mode {