-int cg_kill_recursive_and_wait(const char *controller, const char *path, bool rem) {
- unsigned i;
-
- assert(path);
-
- /* This safely kills all processes; first it sends a SIGTERM,
- * then checks 8 times after 200ms whether the group is now
- * empty, then kills everything that is left with SIGKILL and
- * finally checks 5 times after 200ms each whether the group
- * is finally empty. */
-
- for (i = 0; i < 15; i++) {
- int sig, r;
-
- if (i <= 0)
- sig = SIGTERM;
- else if (i == 9)
- sig = SIGKILL;
- else
- sig = 0;
-
- r = cg_kill_recursive(controller, path, sig, true, true, rem, NULL);
- if (r <= 0)
- return r;
-
- usleep(200 * USEC_PER_MSEC);
- }
-
- return 0;
-}
-