* properly handle .mount unit state tracking when two mount points are stacked one on top of another on the exact same mount point.
+After killing 'systemd --user', systemctl restart user@... fails.
+
+ExecStart with unicode characters fails in strv_split_quoted:
+
+ [Service]
+ Environment=ONE='one' "TWO='two two' too" THREE=
+ ExecStart=/bin/python3 -c 'import sys;print(sys.argv)' $ONE $TWO $THREE
+
External:
* Fedora: add an rpmlint check that verifies that all unit files in the RPM are listed in %systemd_post macros.