--- /dev/null
+# This file is part of systemd.
+#
+# systemd is free software; you can redistribute it and/or modify it
+# under the terms of the GNU Lesser General Public License as published by
+# the Free Software Foundation; either version 2.1 of the License, or
+# (at your option) any later version.
+
+[Unit]
+Description=udev Kernel Socket
+Documentation=man:systemd-udevd.service(8) man:udev(7)
+DefaultDependencies=no
+ConditionCapability=CAP_MKNOD
+
+[Socket]
+Service=systemd-udevd.service
+ReceiveBuffer=134217728
+ListenNetlink=kobject-uevent 1
+PassCredentials=yes