函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\bpf\arraymap.c Create Date:2022-07-27 14:27:55
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：prog_fd_array_get_ptr

函数原型：static void *prog_fd_array_get_ptr(struct bpf_map *map, struct file *map_file, int fd)

返回类型：void

参数：

类型参数名称
struct bpf_map *map
struct file *map_file
intfd
632  array等于container_of - cast a member of a structure out to the containing structure*@ptr: the pointer to the member.*@type: the type of the container struct this is embedded in.*@member: the name of the member within the struct.(map, structbpf_array, map)
633  prog等于bpf_prog_get(fd)
635  如果是错误则返回:prog
638  如果非bpf_prog_array_compatible(array, prog)则
639  bpf_prog_put(prog)
640  返回:错误号
643  返回:prog