cgroup_cleanup never runs

[zhasha]

Because of the first line cgroup_running || return 0 which calls out to an erroneous check that will always fail. On cgroups v2 it checks the paths for $RC_SVCNAME but the actual name is openrc.$RC_SVCNAME.

diff --git a/sh/rc-cgroup.sh b/sh/rc-cgroup.sh
index f10e328c..631754a0 100644
--- a/sh/rc-cgroup.sh
+++ b/sh/rc-cgroup.sh
@@ -49,8 +49,8 @@ cgroup_get_pids()
 
 cgroup_running()
 {
-       [ -d "/sys/fs/cgroup/unified/${RC_SVCNAME}" ] ||
-                       [ -d "/sys/fs/cgroup/${RC_SVCNAME}" ] ||
+       [ -d "/sys/fs/cgroup/unified/openrc.${RC_SVCNAME}" ] ||
+                       [ -d "/sys/fs/cgroup/openrc.${RC_SVCNAME}" ] ||
                        [ -d "/sys/fs/cgroup/openrc/${RC_SVCNAME}" ]
 }

[navi-desu]

yeap, though the whole cgroup support is getting a refactor (eventually), see #820