cgroup: optionally check number of tasks before cgroup.kill

This of course cannot be atomic, but for informational purposes it should be good enough
2026-05-28 20:55:01 +01:00
parent 39bec38eb1
commit 92a5bf2c02
3 changed files with 16 additions and 3 deletions
@@ -4158,7 +4158,7 @@ int unit_kill(
                        }

                        if (signo == SIGKILL) {
-                                r = cg_kill_kernel_sigkill(p);
+                                r = cg_kill_kernel_sigkill(p, /* ret_n_pids_killed= */ NULL);
                                if (r >= 0) {
                                        killed = true;
                                        log_unit_info(u, "Killed unit cgroup '%s' with SIGKILL on client request.", p);