From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3641DC10F11 for ; Wed, 10 Apr 2019 20:36:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EBED62082A for ; Wed, 10 Apr 2019 20:36:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=fb.com header.i=@fb.com header.b="FUbNCOwa" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726843AbfDJUgn (ORCPT ); Wed, 10 Apr 2019 16:36:43 -0400 Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:38644 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726448AbfDJUgj (ORCPT ); Wed, 10 Apr 2019 16:36:39 -0400 Received: from pps.filterd (m0148461.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x3AKMhxD007480 for ; Wed, 10 Apr 2019 13:36:38 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fb.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=facebook; bh=wo2PFP/7a8OKZKXlds/r1cm5QNmvdxVfXq5xODJTwIY=; b=FUbNCOwaf0g6j+HB9P+Gz7+GnMqYmZwOyc4SvgtF5hrYrl0wMymBi8cez6G7IqDHVvEM /fjgXoSF93V+IOu2OoHZQ8l/smxZuUW4Gti0OYiicWo+1/Gx/Gvbw1x1jPGinEo/RiSR 4vxSVE35hcG1iHjzRSOQRO2qrgffHJJ9s6M= Received: from maileast.thefacebook.com ([199.201.65.23]) by mx0a-00082601.pphosted.com with ESMTP id 2rsk6bskhj-2 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT) for ; Wed, 10 Apr 2019 13:36:38 -0700 Received: from mx-out.facebook.com (2620:10d:c0a1:3::13) by mail.thefacebook.com (2620:10d:c021:18::173) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA) id 15.1.1713.5; Wed, 10 Apr 2019 13:36:37 -0700 Received: by devvm424.lla2.facebook.com (Postfix, from userid 134475) id 5A214EE0D7AC; Wed, 10 Apr 2019 13:36:32 -0700 (PDT) Smtp-Origin-Hostprefix: devvm From: Javier Honduvilla Coto Smtp-Origin-Hostname: devvm424.lla2.facebook.com To: CC: , Smtp-Origin-Cluster: lla2c09 Subject: [PATCH v5 bpf-next 2/3] bpf: sync kernel uapi headers Date: Wed, 10 Apr 2019 13:36:30 -0700 Message-ID: <20190410203631.1576576-3-javierhonduco@fb.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190410203631.1576576-1-javierhonduco@fb.com> References: <20190322223848.3338614-1-javierhonduco@fb.com> <20190410203631.1576576-1-javierhonduco@fb.com> X-FB-Internal: Safe MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-04-10_09:,, signatures=0 X-Proofpoint-Spam-Reason: safe X-FB-Internal: Safe Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Sync kernel uapi headers. Signed-off-by: Javier Honduvilla Coto --- tools/include/uapi/linux/bpf.h | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h index af1cbd951f26..f707b286c21d 100644 --- a/tools/include/uapi/linux/bpf.h +++ b/tools/include/uapi/linux/bpf.h @@ -2493,6 +2493,13 @@ union bpf_attr { * Return * 0 if iph and th are a valid SYN cookie ACK, or a negative error * otherwise. + * int bpf_descendant_of(pid_t pid) + * Description + * This helper is useful in programs that want to filter events + * happening to a pid or to any of its descendants. + * Return + * 1 if the passed pid is an ancestor of the currently executing + * process' pid or equal to it. */ #define __BPF_FUNC_MAPPER(FN) \ FN(unspec), \ @@ -2595,7 +2602,8 @@ union bpf_attr { FN(skb_ecn_set_ce), \ FN(get_listener_sock), \ FN(skc_lookup_tcp), \ - FN(tcp_check_syncookie), + FN(tcp_check_syncookie), \ + FN(descendant_of), /* integer value in 'imm' field of BPF_CALL instruction selects which helper * function eBPF program intends to call -- 2.17.1