cgroups: always propagate controller membership to siblings, for all controllers

This is the behaviour the kernel cgroup rework exposes for all
controllers, hence let's do this already now for all cases.

diff --git a/src/core/cgroup.c b/src/core/cgroup.c
index 34905892baa0e384adc63a44939e7d1a84340f02..36e9f53db8f1f4834fe56361f19fab4dbe6da1cb 100644 (file)
--- a/src/core/cgroup.c
+++ b/src/core/cgroup.c
@@ -541,18 +541,12 @@ CGroupControllerMask unit_get_members_mask(Unit *u) {
 }
 
 CGroupControllerMask unit_get_siblings_mask(Unit *u) {
-        CGroupControllerMask m;
-
         assert(u);
 
         if (UNIT_ISSET(u->slice))
-                m = unit_get_members_mask(UNIT_DEREF(u->slice));
-        else
-                m = unit_get_cgroup_mask(u) | unit_get_members_mask(u);
+                return unit_get_members_mask(UNIT_DEREF(u->slice));
 
-        /* Sibling propagation is only relevant for weight-based
-         * controllers, so let's mask out everything else */
-        return m & (CGROUP_CPU|CGROUP_BLKIO|CGROUP_CPUACCT);
+        return unit_get_cgroup_mask(u) | unit_get_members_mask(u);
 }
 
 CGroupControllerMask unit_get_target_mask(Unit *u) {