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cgroup-util: allow cg_read_pid() to skip unmapped (zero) pids

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This commit is contained in:
Timo Rothenpieler
2024-05-14 16:12:20 +02:00
committed by Zbigniew Jędrzejewski-Szmek
parent 19614a08d1
commit 00f1714311
7 changed files with 49 additions and 33 deletions
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src/basic/cgroup-util.h
+9 -8
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@@ -183,20 +183,21 @@ typedef enum CGroupUnified {
int cg_path_open(const char *controller, const char *path);
int cg_cgroupid_open(int fsfd, uint64_t id);
typedef enum CGroupFlags {
CGROUP_SIGCONT = 1 << 0,
CGROUP_IGNORE_SELF = 1 << 1,
CGROUP_REMOVE = 1 << 2,
CGROUP_DONT_SKIP_UNMAPPED = 1 << 3,
} CGroupFlags;
int cg_enumerate_processes(const char *controller, const char *path, FILE **ret);
int cg_read_pid(FILE *f, pid_t *ret);
int cg_read_pidref(FILE *f, PidRef *ret);
int cg_read_pid(FILE *f, pid_t *ret, CGroupFlags flags);
int cg_read_pidref(FILE *f, PidRef *ret, CGroupFlags flags);
int cg_read_event(const char *controller, const char *path, const char *event, char **ret);
int cg_enumerate_subgroups(const char *controller, const char *path, DIR **ret);
int cg_read_subgroup(DIR *d, char **ret);
typedef enum CGroupFlags {
CGROUP_SIGCONT = 1 << 0,
CGROUP_IGNORE_SELF = 1 << 1,
CGROUP_REMOVE = 1 << 2,
} CGroupFlags;
typedef int (*cg_kill_log_func_t)(const PidRef *pid, int sig, void *userdata);
int cg_kill(const char *path, int sig, CGroupFlags flags, Set *s, cg_kill_log_func_t kill_log, void *userdata);