42 lines · c
1/* SPDX-License-Identifier: GPL-2.0 */2#ifndef __CGROUP_HELPERS_H3#define __CGROUP_HELPERS_H4 5#include <errno.h>6#include <string.h>7 8#define clean_errno() (errno == 0 ? "None" : strerror(errno))9#define log_err(MSG, ...) fprintf(stderr, "(%s:%d: errno: %s) " MSG "\n", \10 __FILE__, __LINE__, clean_errno(), ##__VA_ARGS__)11 12/* cgroupv2 related */13int enable_controllers(const char *relative_path, const char *controllers);14int write_cgroup_file(const char *relative_path, const char *file,15 const char *buf);16int write_cgroup_file_parent(const char *relative_path, const char *file,17 const char *buf);18int cgroup_setup_and_join(const char *relative_path);19int get_root_cgroup(void);20int create_and_get_cgroup(const char *relative_path);21void remove_cgroup(const char *relative_path);22unsigned long long get_cgroup_id(const char *relative_path);23int get_cgroup1_hierarchy_id(const char *subsys_name);24 25int join_cgroup(const char *relative_path);26int join_root_cgroup(void);27int join_parent_cgroup(const char *relative_path);28 29int setup_cgroup_environment(void);30void cleanup_cgroup_environment(void);31 32/* cgroupv1 related */33int set_classid(void);34int join_classid(void);35unsigned long long get_classid_cgroup_id(void);36int open_classid(void);37 38int setup_classid_environment(void);39void cleanup_classid_environment(void);40 41#endif /* __CGROUP_HELPERS_H */42