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+# SPDX-License-Identifier: LGPL-2.1-or-later
+#
+# 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=Rule-based Manager for Device Events and Files
+Documentation=man:systemd-udevd.service(8) man:udev(7)
+DefaultDependencies=no
+After=systemd-sysusers.service systemd-hwdb-update.service
+Before=sysinit.target
+ConditionPathIsReadWrite=/sys
+
+[Service]
+CapabilityBoundingSet=~CAP_SYS_TIME CAP_WAKE_ALARM
+Delegate=pids
+Type=notify
+# Note that udev will reset the value internally for its workers
+OOMScoreAdjust=-1000
+Sockets=systemd-udevd-control.socket systemd-udevd-kernel.socket
+Restart=always
+RestartSec=0
+ExecStart={{ROOTLIBEXECDIR}}/systemd-udevd
+ExecReload=udevadm control --reload --timeout 0
+KillMode=mixed
+TasksMax=infinity
+PrivateMounts=yes
+ProtectHostname=yes
+MemoryDenyWriteExecute=yes
+RestrictAddressFamilies=AF_UNIX AF_NETLINK AF_INET AF_INET6
+RestrictRealtime=yes
+RestrictSUIDSGID=yes
+SystemCallFilter=@system-service @module @raw-io bpf
+SystemCallFilter=~@clock
+SystemCallErrorNumber=EPERM
+SystemCallArchitectures=native
+LockPersonality=yes
+IPAddressDeny=any
+{{SERVICE_WATCHDOG}}