From patchwork Thu Nov 18 00:34:20 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrii Nakryiko X-Patchwork-Id: 12625771 X-Patchwork-Delegate: bpf@iogearbox.net Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 84FFCC433F5 for ; Thu, 18 Nov 2021 00:34:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6B49361B30 for ; Thu, 18 Nov 2021 00:34:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241968AbhKRAhe convert rfc822-to-8bit (ORCPT ); Wed, 17 Nov 2021 19:37:34 -0500 Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:29038 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241986AbhKRAha (ORCPT ); Wed, 17 Nov 2021 19:37:30 -0500 Received: from pps.filterd (m0109334.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 1AHLdvtE007601 for ; Wed, 17 Nov 2021 16:34:30 -0800 Received: from mail.thefacebook.com ([163.114.132.120]) by mx0a-00082601.pphosted.com with ESMTP id 3ccuvh733e-3 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Wed, 17 Nov 2021 16:34:30 -0800 Received: from intmgw001.37.frc1.facebook.com (2620:10d:c085:108::4) by mail.thefacebook.com (2620:10d:c085:11d::7) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.14; Wed, 17 Nov 2021 16:34:29 -0800 Received: by devbig019.vll3.facebook.com (Postfix, from userid 137359) id 6D7F799613CA; Wed, 17 Nov 2021 16:34:27 -0800 (PST) From: Andrii Nakryiko To: , , CC: , Subject: [PATCH bpf-next 1/4] libbpf: unify low-level map creation APIs w/ new bpf_map_create() Date: Wed, 17 Nov 2021 16:34:20 -0800 Message-ID: <20211118003423.1885869-2-andrii@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20211118003423.1885869-1-andrii@kernel.org> References: <20211118003423.1885869-1-andrii@kernel.org> X-FB-Internal: Safe X-FB-Source: Intern X-Proofpoint-ORIG-GUID: k1goTnJKYmur2IUMKGbx3Gi4W0sFwvIG X-Proofpoint-GUID: k1goTnJKYmur2IUMKGbx3Gi4W0sFwvIG X-Proofpoint-UnRewURL: 0 URL was un-rewritten MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.790,Hydra:6.0.425,FMLib:17.0.607.475 definitions=2021-11-17_09,2021-11-17_01,2020-04-07_01 X-Proofpoint-Spam-Details: rule=fb_default_notspam policy=fb_default score=0 spamscore=0 malwarescore=0 adultscore=0 lowpriorityscore=0 impostorscore=0 suspectscore=0 priorityscore=1501 phishscore=0 clxscore=1034 mlxscore=0 mlxlogscore=999 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2110150000 definitions=main-2111180001 X-FB-Internal: deliver Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org X-Patchwork-Delegate: bpf@iogearbox.net Mark the entire zoo of low-level map creation APIs for deprecation in libbpf 0.7 ([0]) and introduce a new bpf_map_create() API that is OPTS-based (and thus future-proof) and matches the BPF_MAP_CREATE command name. While at it, ensure that gen_loader sends map_extra field. Also remove now unneeded btf_key_type_id/btf_value_type_id logic that libbpf is doing anyways. [0] Closes: https://github.com/libbpf/libbpf/issues/282 Signed-off-by: Andrii Nakryiko --- tools/lib/bpf/bpf.c | 140 +++++++++++++------------------ tools/lib/bpf/bpf.h | 33 +++++++- tools/lib/bpf/bpf_gen_internal.h | 5 +- tools/lib/bpf/gen_loader.c | 46 ++++------ tools/lib/bpf/libbpf.c | 33 ++++---- tools/lib/bpf/libbpf.map | 1 + tools/lib/bpf/libbpf_internal.h | 21 ----- 7 files changed, 126 insertions(+), 153 deletions(-) diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c index 94560ba31724..053c86e3d20f 100644 --- a/tools/lib/bpf/bpf.c +++ b/tools/lib/bpf/bpf.c @@ -88,146 +88,122 @@ static inline int sys_bpf_prog_load(union bpf_attr *attr, unsigned int size, int return fd; } -int libbpf__bpf_create_map_xattr(const struct bpf_create_map_params *create_attr) +int bpf_map_create(enum bpf_map_type map_type, + const char *map_name, + __u32 key_size, + __u32 value_size, + __u32 max_entries, + const struct bpf_map_create_opts *opts) { + const size_t attr_sz = offsetofend(union bpf_attr, map_extra); union bpf_attr attr; int fd; - memset(&attr, '\0', sizeof(attr)); - - attr.map_type = create_attr->map_type; - attr.key_size = create_attr->key_size; - attr.value_size = create_attr->value_size; - attr.max_entries = create_attr->max_entries; - attr.map_flags = create_attr->map_flags; - if (create_attr->name) - memcpy(attr.map_name, create_attr->name, - min(strlen(create_attr->name), BPF_OBJ_NAME_LEN - 1)); - attr.numa_node = create_attr->numa_node; - attr.btf_fd = create_attr->btf_fd; - attr.btf_key_type_id = create_attr->btf_key_type_id; - attr.btf_value_type_id = create_attr->btf_value_type_id; - attr.map_ifindex = create_attr->map_ifindex; - if (attr.map_type == BPF_MAP_TYPE_STRUCT_OPS) - attr.btf_vmlinux_value_type_id = - create_attr->btf_vmlinux_value_type_id; - else - attr.inner_map_fd = create_attr->inner_map_fd; - attr.map_extra = create_attr->map_extra; + memset(&attr, 0, attr_sz); + + if (!OPTS_VALID(opts, bpf_map_create_opts)) + return libbpf_err(-EINVAL); - fd = sys_bpf_fd(BPF_MAP_CREATE, &attr, sizeof(attr)); + attr.map_type = map_type; + if (map_name) + strncat(attr.map_name, map_name, sizeof(attr.map_name) - 1); + attr.key_size = key_size; + attr.value_size = value_size; + attr.max_entries = max_entries; + + attr.btf_fd = OPTS_GET(opts, btf_fd, 0); + attr.btf_key_type_id = OPTS_GET(opts, btf_key_type_id, 0); + attr.btf_value_type_id = OPTS_GET(opts, btf_value_type_id, 0); + attr.btf_vmlinux_value_type_id = OPTS_GET(opts, btf_vmlinux_value_type_id, 0); + + attr.inner_map_fd = OPTS_GET(opts, inner_map_fd, 0); + attr.map_flags = OPTS_GET(opts, map_flags, 0); + attr.map_extra = OPTS_GET(opts, map_extra, 0); + attr.numa_node = OPTS_GET(opts, numa_node, 0); + attr.map_ifindex = OPTS_GET(opts, map_ifindex, 0); + + fd = sys_bpf_fd(BPF_MAP_CREATE, &attr, attr_sz); return libbpf_err_errno(fd); } int bpf_create_map_xattr(const struct bpf_create_map_attr *create_attr) { - struct bpf_create_map_params p = {}; + LIBBPF_OPTS(bpf_map_create_opts, p); - p.map_type = create_attr->map_type; - p.key_size = create_attr->key_size; - p.value_size = create_attr->value_size; - p.max_entries = create_attr->max_entries; p.map_flags = create_attr->map_flags; - p.name = create_attr->name; p.numa_node = create_attr->numa_node; p.btf_fd = create_attr->btf_fd; p.btf_key_type_id = create_attr->btf_key_type_id; p.btf_value_type_id = create_attr->btf_value_type_id; p.map_ifindex = create_attr->map_ifindex; - if (p.map_type == BPF_MAP_TYPE_STRUCT_OPS) - p.btf_vmlinux_value_type_id = - create_attr->btf_vmlinux_value_type_id; + if (create_attr->map_type == BPF_MAP_TYPE_STRUCT_OPS) + p.btf_vmlinux_value_type_id = create_attr->btf_vmlinux_value_type_id; else p.inner_map_fd = create_attr->inner_map_fd; - return libbpf__bpf_create_map_xattr(&p); + return bpf_map_create(create_attr->map_type, create_attr->name, + create_attr->key_size, create_attr->value_size, + create_attr->max_entries, &p); } int bpf_create_map_node(enum bpf_map_type map_type, const char *name, int key_size, int value_size, int max_entries, __u32 map_flags, int node) { - struct bpf_create_map_attr map_attr = {}; - - map_attr.name = name; - map_attr.map_type = map_type; - map_attr.map_flags = map_flags; - map_attr.key_size = key_size; - map_attr.value_size = value_size; - map_attr.max_entries = max_entries; + LIBBPF_OPTS(bpf_map_create_opts, opts); + + opts.map_flags = map_flags; if (node >= 0) { - map_attr.numa_node = node; - map_attr.map_flags |= BPF_F_NUMA_NODE; + opts.numa_node = node; + opts.map_flags |= BPF_F_NUMA_NODE; } - return bpf_create_map_xattr(&map_attr); + return bpf_map_create(map_type, name, key_size, value_size, max_entries, &opts); } int bpf_create_map(enum bpf_map_type map_type, int key_size, int value_size, int max_entries, __u32 map_flags) { - struct bpf_create_map_attr map_attr = {}; - - map_attr.map_type = map_type; - map_attr.map_flags = map_flags; - map_attr.key_size = key_size; - map_attr.value_size = value_size; - map_attr.max_entries = max_entries; + LIBBPF_OPTS(bpf_map_create_opts, opts, .map_flags = map_flags); - return bpf_create_map_xattr(&map_attr); + return bpf_map_create(map_type, NULL, key_size, value_size, max_entries, &opts); } int bpf_create_map_name(enum bpf_map_type map_type, const char *name, int key_size, int value_size, int max_entries, __u32 map_flags) { - struct bpf_create_map_attr map_attr = {}; + LIBBPF_OPTS(bpf_map_create_opts, opts, .map_flags = map_flags); - map_attr.name = name; - map_attr.map_type = map_type; - map_attr.map_flags = map_flags; - map_attr.key_size = key_size; - map_attr.value_size = value_size; - map_attr.max_entries = max_entries; - - return bpf_create_map_xattr(&map_attr); + return bpf_map_create(map_type, name, key_size, value_size, max_entries, &opts); } int bpf_create_map_in_map_node(enum bpf_map_type map_type, const char *name, int key_size, int inner_map_fd, int max_entries, __u32 map_flags, int node) { - union bpf_attr attr; - int fd; - - memset(&attr, '\0', sizeof(attr)); - - attr.map_type = map_type; - attr.key_size = key_size; - attr.value_size = 4; - attr.inner_map_fd = inner_map_fd; - attr.max_entries = max_entries; - attr.map_flags = map_flags; - if (name) - memcpy(attr.map_name, name, - min(strlen(name), BPF_OBJ_NAME_LEN - 1)); + LIBBPF_OPTS(bpf_map_create_opts, opts); + opts.inner_map_fd = inner_map_fd; + opts.map_flags = map_flags; if (node >= 0) { - attr.map_flags |= BPF_F_NUMA_NODE; - attr.numa_node = node; + opts.map_flags |= BPF_F_NUMA_NODE; + opts.numa_node = node; } - fd = sys_bpf_fd(BPF_MAP_CREATE, &attr, sizeof(attr)); - return libbpf_err_errno(fd); + return bpf_map_create(map_type, name, key_size, 4, max_entries, &opts); } int bpf_create_map_in_map(enum bpf_map_type map_type, const char *name, int key_size, int inner_map_fd, int max_entries, __u32 map_flags) { - return bpf_create_map_in_map_node(map_type, name, key_size, - inner_map_fd, max_entries, map_flags, - -1); + LIBBPF_OPTS(bpf_map_create_opts, opts, + .inner_map_fd = inner_map_fd, + .map_flags = map_flags, + ); + + return bpf_map_create(map_type, name, key_size, 4, max_entries, &opts); } static void * diff --git a/tools/lib/bpf/bpf.h b/tools/lib/bpf/bpf.h index 079cc81ac51e..70b6f44fc8b0 100644 --- a/tools/lib/bpf/bpf.h +++ b/tools/lib/bpf/bpf.h @@ -35,6 +35,30 @@ extern "C" { #endif +struct bpf_map_create_opts { + size_t sz; /* size of this struct for forward/backward compatibility */ + + __u32 btf_fd; + __u32 btf_key_type_id; + __u32 btf_value_type_id; + __u32 btf_vmlinux_value_type_id; + + int inner_map_fd; + int map_flags; + __u64 map_extra; + + int numa_node; + int map_ifindex; +}; +#define bpf_map_create_opts__last_field map_ifindex + +LIBBPF_API int bpf_map_create(enum bpf_map_type map_type, + const char *map_name, + __u32 key_size, + __u32 value_size, + __u32 max_entries, + const struct bpf_map_create_opts *opts); + struct bpf_create_map_attr { const char *name; enum bpf_map_type map_type; @@ -53,20 +77,25 @@ struct bpf_create_map_attr { }; }; -LIBBPF_API int -bpf_create_map_xattr(const struct bpf_create_map_attr *create_attr); +LIBBPF_DEPRECATED_SINCE(0, 7, "use bpf_map_create() instead") +LIBBPF_API int bpf_create_map_xattr(const struct bpf_create_map_attr *create_attr); +LIBBPF_DEPRECATED_SINCE(0, 7, "use bpf_map_create() instead") LIBBPF_API int bpf_create_map_node(enum bpf_map_type map_type, const char *name, int key_size, int value_size, int max_entries, __u32 map_flags, int node); +LIBBPF_DEPRECATED_SINCE(0, 7, "use bpf_map_create() instead") LIBBPF_API int bpf_create_map_name(enum bpf_map_type map_type, const char *name, int key_size, int value_size, int max_entries, __u32 map_flags); +LIBBPF_DEPRECATED_SINCE(0, 7, "use bpf_map_create() instead") LIBBPF_API int bpf_create_map(enum bpf_map_type map_type, int key_size, int value_size, int max_entries, __u32 map_flags); +LIBBPF_DEPRECATED_SINCE(0, 7, "use bpf_map_create() instead") LIBBPF_API int bpf_create_map_in_map_node(enum bpf_map_type map_type, const char *name, int key_size, int inner_map_fd, int max_entries, __u32 map_flags, int node); +LIBBPF_DEPRECATED_SINCE(0, 7, "use bpf_map_create() instead") LIBBPF_API int bpf_create_map_in_map(enum bpf_map_type map_type, const char *name, int key_size, int inner_map_fd, int max_entries, diff --git a/tools/lib/bpf/bpf_gen_internal.h b/tools/lib/bpf/bpf_gen_internal.h index 75ca9fb857b2..ae7704deba30 100644 --- a/tools/lib/bpf/bpf_gen_internal.h +++ b/tools/lib/bpf/bpf_gen_internal.h @@ -51,7 +51,10 @@ void bpf_gen__init(struct bpf_gen *gen, int log_level); int bpf_gen__finish(struct bpf_gen *gen); void bpf_gen__free(struct bpf_gen *gen); void bpf_gen__load_btf(struct bpf_gen *gen, const void *raw_data, __u32 raw_size); -void bpf_gen__map_create(struct bpf_gen *gen, struct bpf_create_map_params *map_attr, int map_idx); +void bpf_gen__map_create(struct bpf_gen *gen, + enum bpf_map_type map_type, const char *map_name, + __u32 key_size, __u32 value_size, __u32 max_entries, + struct bpf_map_create_opts *map_attr, int map_idx); void bpf_gen__prog_load(struct bpf_gen *gen, enum bpf_prog_type prog_type, const char *prog_name, const char *license, struct bpf_insn *insns, size_t insn_cnt, diff --git a/tools/lib/bpf/gen_loader.c b/tools/lib/bpf/gen_loader.c index 7b73f97b1fa1..c7bc77f4e752 100644 --- a/tools/lib/bpf/gen_loader.c +++ b/tools/lib/bpf/gen_loader.c @@ -432,47 +432,33 @@ void bpf_gen__load_btf(struct bpf_gen *gen, const void *btf_raw_data, } void bpf_gen__map_create(struct bpf_gen *gen, - struct bpf_create_map_params *map_attr, int map_idx) + enum bpf_map_type map_type, + const char *map_name, + __u32 key_size, __u32 value_size, __u32 max_entries, + struct bpf_map_create_opts *map_attr, int map_idx) { - int attr_size = offsetofend(union bpf_attr, btf_vmlinux_value_type_id); + int attr_size = offsetofend(union bpf_attr, map_extra); bool close_inner_map_fd = false; int map_create_attr, idx; union bpf_attr attr; memset(&attr, 0, attr_size); - attr.map_type = map_attr->map_type; - attr.key_size = map_attr->key_size; - attr.value_size = map_attr->value_size; + attr.map_type = map_type; + attr.key_size = key_size; + attr.value_size = value_size; attr.map_flags = map_attr->map_flags; attr.map_extra = map_attr->map_extra; - memcpy(attr.map_name, map_attr->name, - min((unsigned)strlen(map_attr->name), BPF_OBJ_NAME_LEN - 1)); + if (map_name) + memcpy(attr.map_name, map_name, + min((unsigned)strlen(map_name), BPF_OBJ_NAME_LEN - 1)); attr.numa_node = map_attr->numa_node; attr.map_ifindex = map_attr->map_ifindex; - attr.max_entries = map_attr->max_entries; - switch (attr.map_type) { - case BPF_MAP_TYPE_PERF_EVENT_ARRAY: - case BPF_MAP_TYPE_CGROUP_ARRAY: - case BPF_MAP_TYPE_STACK_TRACE: - case BPF_MAP_TYPE_ARRAY_OF_MAPS: - case BPF_MAP_TYPE_HASH_OF_MAPS: - case BPF_MAP_TYPE_DEVMAP: - case BPF_MAP_TYPE_DEVMAP_HASH: - case BPF_MAP_TYPE_CPUMAP: - case BPF_MAP_TYPE_XSKMAP: - case BPF_MAP_TYPE_SOCKMAP: - case BPF_MAP_TYPE_SOCKHASH: - case BPF_MAP_TYPE_QUEUE: - case BPF_MAP_TYPE_STACK: - case BPF_MAP_TYPE_RINGBUF: - break; - default: - attr.btf_key_type_id = map_attr->btf_key_type_id; - attr.btf_value_type_id = map_attr->btf_value_type_id; - } + attr.max_entries = max_entries; + attr.btf_key_type_id = map_attr->btf_key_type_id; + attr.btf_value_type_id = map_attr->btf_value_type_id; pr_debug("gen: map_create: %s idx %d type %d value_type_id %d\n", - attr.map_name, map_idx, map_attr->map_type, attr.btf_value_type_id); + attr.map_name, map_idx, map_type, attr.btf_value_type_id); map_create_attr = add_data(gen, &attr, attr_size); if (attr.btf_value_type_id) @@ -499,7 +485,7 @@ void bpf_gen__map_create(struct bpf_gen *gen, /* emit MAP_CREATE command */ emit_sys_bpf(gen, BPF_MAP_CREATE, map_create_attr, attr_size); debug_ret(gen, "map_create %s idx %d type %d value_size %d value_btf_id %d", - attr.map_name, map_idx, map_attr->map_type, attr.value_size, + attr.map_name, map_idx, map_type, value_size, attr.btf_value_type_id); emit_check_err(gen); /* remember map_fd in the stack, if successful */ diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index de7e09a6b5ec..b62a05429c64 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -4820,19 +4820,16 @@ static void bpf_map__destroy(struct bpf_map *map); static int bpf_object__create_map(struct bpf_object *obj, struct bpf_map *map, bool is_inner) { - struct bpf_create_map_params create_attr; + LIBBPF_OPTS(bpf_map_create_opts, create_attr); struct bpf_map_def *def = &map->def; + const char *map_name = NULL; + __u32 max_entries; int err = 0; - memset(&create_attr, 0, sizeof(create_attr)); - if (kernel_supports(obj, FEAT_PROG_NAME)) - create_attr.name = map->name; + map_name = map->name; create_attr.map_ifindex = map->map_ifindex; - create_attr.map_type = def->type; create_attr.map_flags = def->map_flags; - create_attr.key_size = def->key_size; - create_attr.value_size = def->value_size; create_attr.numa_node = map->numa_node; create_attr.map_extra = map->map_extra; @@ -4846,18 +4843,14 @@ static int bpf_object__create_map(struct bpf_object *obj, struct bpf_map *map, b return nr_cpus; } pr_debug("map '%s': setting size to %d\n", map->name, nr_cpus); - create_attr.max_entries = nr_cpus; + max_entries = nr_cpus; } else { - create_attr.max_entries = def->max_entries; + max_entries = def->max_entries; } if (bpf_map__is_struct_ops(map)) - create_attr.btf_vmlinux_value_type_id = - map->btf_vmlinux_value_type_id; + create_attr.btf_vmlinux_value_type_id = map->btf_vmlinux_value_type_id; - create_attr.btf_fd = 0; - create_attr.btf_key_type_id = 0; - create_attr.btf_value_type_id = 0; if (obj->btf && btf__fd(obj->btf) >= 0 && !bpf_map_find_btf_info(obj, map)) { create_attr.btf_fd = btf__fd(obj->btf); create_attr.btf_key_type_id = map->btf_key_type_id; @@ -4903,13 +4896,17 @@ static int bpf_object__create_map(struct bpf_object *obj, struct bpf_map *map, b } if (obj->gen_loader) { - bpf_gen__map_create(obj->gen_loader, &create_attr, is_inner ? -1 : map - obj->maps); + bpf_gen__map_create(obj->gen_loader, def->type, map_name, + def->key_size, def->value_size, max_entries, + &create_attr, is_inner ? -1 : map - obj->maps); /* Pretend to have valid FD to pass various fd >= 0 checks. * This fd == 0 will not be used with any syscall and will be reset to -1 eventually. */ map->fd = 0; } else { - map->fd = libbpf__bpf_create_map_xattr(&create_attr); + map->fd = bpf_map_create(def->type, map_name, + def->key_size, def->value_size, + max_entries, &create_attr); } if (map->fd < 0 && (create_attr.btf_key_type_id || create_attr.btf_value_type_id)) { @@ -4924,7 +4921,9 @@ static int bpf_object__create_map(struct bpf_object *obj, struct bpf_map *map, b create_attr.btf_value_type_id = 0; map->btf_key_type_id = 0; map->btf_value_type_id = 0; - map->fd = libbpf__bpf_create_map_xattr(&create_attr); + map->fd = bpf_map_create(def->type, map_name, + def->key_size, def->value_size, + max_entries, &create_attr); } err = map->fd < 0 ? -errno : 0; diff --git a/tools/lib/bpf/libbpf.map b/tools/lib/bpf/libbpf.map index 6a59514a48cf..c420f629b26c 100644 --- a/tools/lib/bpf/libbpf.map +++ b/tools/lib/bpf/libbpf.map @@ -391,6 +391,7 @@ LIBBPF_0.6.0 { global: bpf_map__map_extra; bpf_map__set_map_extra; + bpf_map_create; bpf_object__next_map; bpf_object__next_program; bpf_object__prev_map; diff --git a/tools/lib/bpf/libbpf_internal.h b/tools/lib/bpf/libbpf_internal.h index f7ac349650a1..311905d8ca70 100644 --- a/tools/lib/bpf/libbpf_internal.h +++ b/tools/lib/bpf/libbpf_internal.h @@ -278,27 +278,6 @@ int parse_cpu_mask_file(const char *fcpu, bool **mask, int *mask_sz); int libbpf__load_raw_btf(const char *raw_types, size_t types_len, const char *str_sec, size_t str_len); -struct bpf_create_map_params { - const char *name; - enum bpf_map_type map_type; - __u32 map_flags; - __u32 key_size; - __u32 value_size; - __u32 max_entries; - __u32 numa_node; - __u32 btf_fd; - __u32 btf_key_type_id; - __u32 btf_value_type_id; - __u32 map_ifindex; - union { - __u32 inner_map_fd; - __u32 btf_vmlinux_value_type_id; - }; - __u64 map_extra; -}; - -int libbpf__bpf_create_map_xattr(const struct bpf_create_map_params *create_attr); - struct btf *btf_get_from_fd(int btf_fd, struct btf *base_btf); void btf_get_kernel_prefix_kind(enum bpf_attach_type attach_type, const char **prefix, int *kind);