From 8a0d538815b72563eb227fa21a67e78f5b290bfe Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Fri, 23 Nov 2018 01:07:14 +0100 Subject: [PATCH] cgroup: extend comment on what unit_release_cgroup() is for --- src/core/cgroup.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/core/cgroup.c b/src/core/cgroup.c index 988813c..3803231 100644 --- a/src/core/cgroup.c +++ b/src/core/cgroup.c @@ -2005,7 +2005,8 @@ int unit_realize_cgroup(Unit *u) { void unit_release_cgroup(Unit *u) { assert(u); - /* Forgets all cgroup details for this cgroup */ + /* Forgets all cgroup details for this cgroup — but does *not* destroy the cgroup. This is hence OK to call + * when we close down everything for reexecution, where we really want to leave the cgroup in place. */ if (u->cgroup_path) { (void) hashmap_remove(u->manager->cgroup_unit, u->cgroup_path); -- 2.7.4