core: exclude .slice units from "systemctl isolate"

Fixes: #1969

2 files changed, 9 insertions, 2 deletions

diff --git a/src/core/scope.c b/src/core/scope.c
index c5d0ecef04..361695c3f9 100644
--- a/src/core/scope.c
+++ b/src/core/scope.c
@@ -50,8 +50,7 @@ static void scope_init(Unit *u) {
         assert(u->load_state == UNIT_STUB);
 
         s->timeout_stop_usec = u->manager->default_timeout_stop_usec;
-
-        UNIT(s)->ignore_on_isolate = true;
+        u->ignore_on_isolate = true;
 }
 
 static void scope_done(Unit *u) {
diff --git a/src/core/slice.c b/src/core/slice.c
index d65364c6f4..667f61bde5 100644
--- a/src/core/slice.c
+++ b/src/core/slice.c
@@ -34,6 +34,13 @@ static const UnitActiveState state_translation_table[_SLICE_STATE_MAX] = {
         [SLICE_ACTIVE] = UNIT_ACTIVE
 };
 
+static void slice_init(Unit *u) {
+        assert(u);
+        assert(u->load_state == UNIT_STUB);
+
+        u->ignore_on_isolate = true;
+}
+
 static void slice_set_state(Slice *t, SliceState state) {
         SliceState old_state;
         assert(t);
@@ -305,6 +312,7 @@ const UnitVTable slice_vtable = {
         .no_instances = true,
         .can_transient = true,
 
+        .init = slice_init,
         .load = slice_load,
 
         .coldplug = slice_coldplug,