diff options
Diffstat (limited to 'tools/testing/selftests/cgroup/cgroup_util.h')
-rw-r--r-- | tools/testing/selftests/cgroup/cgroup_util.h | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/tools/testing/selftests/cgroup/cgroup_util.h b/tools/testing/selftests/cgroup/cgroup_util.h index 5a1305dd1f0b..1df7f202214a 100644 --- a/tools/testing/selftests/cgroup/cgroup_util.h +++ b/tools/testing/selftests/cgroup/cgroup_util.h @@ -2,12 +2,17 @@ #include <stdbool.h> #include <stdlib.h> -#define PAGE_SIZE 4096 +#include "../kselftest.h" -#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])) +#define PAGE_SIZE 4096 #define MB(x) (x << 20) +#define USEC_PER_SEC 1000000L +#define NSEC_PER_SEC 1000000000L + +#define TEST_UID 65534 /* usually nobody, any !root is fine */ + /* * Checks if two given values differ by less than err% of their sum. */ @@ -32,6 +37,7 @@ extern long cg_read_long(const char *cgroup, const char *control); long cg_read_key_long(const char *cgroup, const char *control, const char *key); extern long cg_read_lc(const char *cgroup, const char *control); extern int cg_write(const char *cgroup, const char *control, char *buf); +int cg_write_numeric(const char *cgroup, const char *control, long value); extern int cg_run(const char *cgroup, int (*fn)(const char *cgroup, void *arg), void *arg); @@ -48,9 +54,13 @@ extern int is_swap_enabled(void); extern int set_oom_adj_score(int pid, int score); extern int cg_wait_for_proc_count(const char *cgroup, int count); extern int cg_killall(const char *cgroup); +int proc_mount_contains(const char *option); extern ssize_t proc_read_text(int pid, bool thread, const char *item, char *buf, size_t size); extern int proc_read_strstr(int pid, bool thread, const char *item, const char *needle); extern pid_t clone_into_cgroup(int cgroup_fd); extern int clone_reap(pid_t pid, int options); extern int clone_into_cgroup_run_wait(const char *cgroup); extern int dirfd_open_opath(const char *dir); +extern int cg_prepare_for_wait(const char *cgroup); +extern int memcg_prepare_for_wait(const char *cgroup); +extern int cg_wait_for(int fd); |