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cgroup: only install cgroup release agent when we own the root cgroup

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If we run in a container we shouldn't patch around this, and most likely
we can't anyway, and there's not much point in complaining about this.
Hence let's strictly say: the agent is private property of the host's
system instance, nothing else.
This commit is contained in:
Lennart Poettering 2018-11-20 19:45:09 +01:00
parent de8a711a58
commit a0c339ed4b
1 changed files with 1 additions and 1 deletions
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src/core/cgroup.c
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@ -2372,7 +2372,7 @@ int manager_setup_cgroup(Manager *m) {
(void) sd_event_source_set_description(m->cgroup_inotify_event_source, "cgroup-inotify");
} else if (MANAGER_IS_SYSTEM(m) && !MANAGER_IS_TEST_RUN(m)) {
} else if (MANAGER_IS_SYSTEM(m) && manager_owns_root_cgroup(m) && !MANAGER_IS_TEST_RUN(m)) {
/* On the legacy hierarchy we only get notifications via cgroup agents. (Which isn't really reliable,
* since it does not generate events when control groups with children run empty. */