Cregit: Linux 6.9: map_in

Contributors: 6
Author	Tokens	Token Proportion	Commits	Commit Proportion
Martin KaFai Lau	42	53.16%	2	18.18%
Daniel Borkmann	15	18.99%	4	36.36%
Hou Tao	8	10.13%	1	9.09%
Alexei Starovoitov	6	7.59%	2	18.18%
Wang Nan	6	7.59%	1	9.09%
Thomas Gleixner	2	2.53%	1	9.09%
Total	79		11

/* SPDX-License-Identifier: GPL-2.0-only */
/* Copyright (c) 2017 Facebook
 */
#ifndef __MAP_IN_MAP_H__
#define __MAP_IN_MAP_H__

#include <linux/types.h>

struct file;
struct bpf_map;

struct bpf_map *bpf_map_meta_alloc(int inner_map_ufd);
void bpf_map_meta_free(struct bpf_map *map_meta);
void *bpf_map_fd_get_ptr(struct bpf_map *map, struct file *map_file,
			 int ufd);
void bpf_map_fd_put_ptr(struct bpf_map *map, void *ptr, bool need_defer);
u32 bpf_map_fd_sys_lookup_elem(void *ptr);

#endif

map_in_map.h