manager: introduce 'isolate' job mode which kills all units but the requested one

1 files changed, 1 insertions, 0 deletions

diff --git a/device.c b/device.c
index a65d41726b..520cbdb2c2 100644
--- a/device.c
+++ b/device.c
@@ -433,6 +433,7 @@ const UnitVTable device_vtable = {
         .no_requires = true,
         .no_instances = true,
         .no_snapshots = true,
+        .no_isolate = true,
 
         .load = unit_load_fragment_and_dropin_optional,
         .done = device_done,