Merge tag 'reset-for-v5.3' of git://git.pengutronix.de/git/pza/linux into arm/drivers
[sfrench/cifs-2.6.git] / kernel / bpf / map_in_map.h
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /* Copyright (c) 2017 Facebook
3  */
4 #ifndef __MAP_IN_MAP_H__
5 #define __MAP_IN_MAP_H__
6
7 #include <linux/types.h>
8
9 struct file;
10 struct bpf_map;
11
12 struct bpf_map *bpf_map_meta_alloc(int inner_map_ufd);
13 void bpf_map_meta_free(struct bpf_map *map_meta);
14 bool bpf_map_meta_equal(const struct bpf_map *meta0,
15                         const struct bpf_map *meta1);
16 void *bpf_map_fd_get_ptr(struct bpf_map *map, struct file *map_file,
17                          int ufd);
18 void bpf_map_fd_put_ptr(void *ptr);
19 u32 bpf_map_fd_sys_lookup_elem(void *ptr);
20
21 #endif