Files
cubelinux-kernel/tools/testing/selftests/bpf/cgroup_helpers.h
T
Greg Kroah-Hartman 598cf27219 Linux 6.19.3
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org
Tested-by: Florian Fainelli <florian.fainelli@broadcom.com>
Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com>
Tested-by: Peter Schneider <pschneider1968@googlemail.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Salvatore Bonaccorso <carnil@debian.org>
Tested-by: Brett A C Sheffield <bacs@librecast.net>
Tested-by: Mark Brown <broonie@kernel.org>
Tested-by: Luna Jernberg <droidbittin@gmail.com>
Tested-by: Ronald Warsow <rwarsow@gmx.de>
Tested-by: Justin M. Forbes <jforbes@fedoraproject.org>
Tested-by: Ron Economos <re@w6rz.net>
Tested-by: Miguel Ojeda <ojeda@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2026-02-19 16:33:27 +01:00

47 lines
1.5 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CGROUP_HELPERS_H
#define __CGROUP_HELPERS_H
#include <errno.h>
#include <string.h>
#define clean_errno() (errno == 0 ? "None" : strerror(errno))
#define log_err(MSG, ...) fprintf(stderr, "(%s:%d: errno: %s) " MSG "\n", \
__FILE__, __LINE__, clean_errno(), ##__VA_ARGS__)
/* cgroupv2 related */
int enable_controllers(const char *relative_path, const char *controllers);
int write_cgroup_file(const char *relative_path, const char *file,
const char *buf);
int write_cgroup_file_parent(const char *relative_path, const char *file,
const char *buf);
int cgroup_setup_and_join(const char *relative_path);
int get_root_cgroup(void);
int create_and_get_cgroup(const char *relative_path);
void remove_cgroup(const char *relative_path);
void remove_cgroup_pid(const char *relative_path, int pid);
unsigned long long get_cgroup_id(const char *relative_path);
int get_cgroup1_hierarchy_id(const char *subsys_name);
int join_cgroup(const char *relative_path);
int join_root_cgroup(void);
int join_parent_cgroup(const char *relative_path);
int set_cgroup_xattr(const char *relative_path,
const char *name,
const char *value);
int setup_cgroup_environment(void);
void cleanup_cgroup_environment(void);
/* cgroupv1 related */
int set_classid(void);
int join_classid(void);
unsigned long long get_classid_cgroup_id(void);
int open_classid(void);
int setup_classid_environment(void);
void cleanup_classid_environment(void);
#endif /* __CGROUP_HELPERS_H */