From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 11C734CFB3 for ; Wed, 27 Sep 2023 23:01:48 +0000 (UTC) Received: from mx0a-00082601.pphosted.com (mx0b-00082601.pphosted.com [67.231.153.30]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CAC8E102 for ; Wed, 27 Sep 2023 16:01:45 -0700 (PDT) Received: from pps.filterd (m0001303.ppops.net [127.0.0.1]) by m0001303.ppops.net (8.17.1.19/8.17.1.19) with ESMTP id 38RJn3aM003913 for ; Wed, 27 Sep 2023 16:01:45 -0700 Received: from maileast.thefacebook.com ([163.114.130.16]) by m0001303.ppops.net (PPS) with ESMTPS id 3tcpcxvmnb-4 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Wed, 27 Sep 2023 16:01:44 -0700 Received: from twshared40933.03.prn6.facebook.com (2620:10d:c0a8:1c::1b) by mail.thefacebook.com (2620:10d:c0a8:82::b) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.23; Wed, 27 Sep 2023 16:01:44 -0700 Received: by devbig019.vll3.facebook.com (Postfix, from userid 137359) id 1660538C9A70F; Wed, 27 Sep 2023 15:58:58 -0700 (PDT) From: Andrii Nakryiko To: , CC: , , , , , , Subject: [PATCH v6 bpf-next 10/13] libbpf: add BPF token support to bpf_map_create() API Date: Wed, 27 Sep 2023 15:58:06 -0700 Message-ID: <20230927225809.2049655-11-andrii@kernel.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230927225809.2049655-1-andrii@kernel.org> References: <20230927225809.2049655-1-andrii@kernel.org> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-FB-Internal: Safe Content-Type: text/plain X-Proofpoint-ORIG-GUID: 5TISYYqxBfLpYEKnQ12L7WmGwpliXMjW X-Proofpoint-GUID: 5TISYYqxBfLpYEKnQ12L7WmGwpliXMjW X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.980,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-09-27_15,2023-09-27_01,2023-05-22_02 X-Spam-Status: No, score=-1.6 required=5.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_BLOCKED,RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Add ability to provide token_fd for BPF_MAP_CREATE command through bpf_map_create() API. Signed-off-by: Andrii Nakryiko --- tools/lib/bpf/bpf.c | 4 +++- tools/lib/bpf/bpf.h | 5 ++++- 2 files changed, 7 insertions(+), 2 deletions(-) diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c index 593ff9ea120d..f9ee7608a96a 100644 --- a/tools/lib/bpf/bpf.c +++ b/tools/lib/bpf/bpf.c @@ -169,7 +169,7 @@ int bpf_map_create(enum bpf_map_type map_type, __u32 max_entries, const struct bpf_map_create_opts *opts) { - const size_t attr_sz =3D offsetofend(union bpf_attr, map_extra); + const size_t attr_sz =3D offsetofend(union bpf_attr, map_token_fd); union bpf_attr attr; int fd; =20 @@ -198,6 +198,8 @@ int bpf_map_create(enum bpf_map_type map_type, attr.numa_node =3D OPTS_GET(opts, numa_node, 0); attr.map_ifindex =3D OPTS_GET(opts, map_ifindex, 0); =20 + attr.map_token_fd =3D OPTS_GET(opts, token_fd, 0); + fd =3D sys_bpf_fd(BPF_MAP_CREATE, &attr, attr_sz); return libbpf_err_errno(fd); } diff --git a/tools/lib/bpf/bpf.h b/tools/lib/bpf/bpf.h index a5ddb0393fee..156bc82c4895 100644 --- a/tools/lib/bpf/bpf.h +++ b/tools/lib/bpf/bpf.h @@ -51,8 +51,11 @@ struct bpf_map_create_opts { =20 __u32 numa_node; __u32 map_ifindex; + + __u32 token_fd; + size_t :0; }; -#define bpf_map_create_opts__last_field map_ifindex +#define bpf_map_create_opts__last_field token_fd =20 LIBBPF_API int bpf_map_create(enum bpf_map_type map_type, const char *map_name, --=20 2.34.1