Merge pull request #17732 from yuwata/core-use-synthetic_errno

[thirdparty/systemd.git] / src / core / cgroup.h

diff --git a/src/core/cgroup.h b/src/core/cgroup.h
index 881b3f3dfe88ac053b80cf791e89b9465fb9bd2a..66f3a63b8210b8a71714273002c3fb79a3ab4666 100644 (file)
--- a/src/core/cgroup.h
+++ b/src/core/cgroup.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: LGPL-2.1+ */
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
 #pragma once
 
 #include <stdbool.h>
@@ -223,11 +223,15 @@ int unit_set_cgroup_path(Unit *u, const char *path);
 int unit_pick_cgroup_path(Unit *u);
 
 int unit_realize_cgroup(Unit *u);
-void unit_release_cgroup(Unit *u);
 void unit_prune_cgroup(Unit *u);
 int unit_watch_cgroup(Unit *u);
 int unit_watch_cgroup_memory(Unit *u);
 
+void unit_release_cgroup(Unit *u);
+/* Releases the cgroup only if it is recursively empty.
+ * Returns true if the cgroup was released, false otherwise. */
+bool unit_maybe_release_cgroup(Unit *u);
+
 void unit_add_to_cgroup_empty_queue(Unit *u);
 int unit_check_oomd_kill(Unit *u);
 int unit_check_oom(Unit *u);