systemd: split socket file

Makefile.am

@@ -130,16 +130,20 @@ sharepkgconfig_DATA = udev/udev.pc
 
 if WITH_SYSTEMD
 systemdsystemunit_DATA = \
-	init/udev.socket \
+	init/udev-control.socket \
+	init/udev-kernel.socket \
 	init/udev.service \
 	init/udev-trigger.service \
 	init/udev-settle.service
 
-EXTRA_DIST += init/udev.socket
+EXTRA_DIST += \
+	init/udev-control.socket \
+	init/udev-kernel.socket
 
 systemd-install-hook:
 	mkdir -p $(DESTDIR)$(systemdsystemunitdir)/sockets.target.wants
-	ln -sf ../udev.socket $(DESTDIR)$(systemdsystemunitdir)/sockets.target.wants/udev.socket
+	ln -sf ../udev-control.socket $(DESTDIR)$(systemdsystemunitdir)/sockets.target.wants/udev-control.socket
+	ln -sf ../udev-kernel.socket $(DESTDIR)$(systemdsystemunitdir)/sockets.target.wants/udev-kernel.socket
 	mkdir -p $(DESTDIR)$(systemdsystemunitdir)/basic.target.wants
 	ln -sf ../udev.service $(DESTDIR)$(systemdsystemunitdir)/basic.target.wants/udev.service
 	ln -sf ../udev-trigger.service $(DESTDIR)$(systemdsystemunitdir)/basic.target.wants/udev-trigger.service

init/udev.service.in

@@ -1,12 +1,13 @@
 [Unit]
 Description=udev Kernel Device Manager
-Wants=udev.socket
-After=udev.socket
+Wants=udev-control.socket udev-kernel.socket
+After=udev-control.socket udev-kernel.socket
 Before=basic.target
 DefaultDependencies=no
 
 [Service]
 Type=notify
 OOMScoreAdjust=-1000
+Sockets=udev-control.socket udev-kernel.socket
 Restart=on-failure
 ExecStart=@sbindir@/udevd

init/udev.socket

@@ -1,8 +0,0 @@
-[Unit]
-Description=udev Kernel Device Manager Sockets
-DefaultDependencies=no
-
-[Socket]
-ReceiveBuffer=134217728
-ListenSequentialPacket=@/org/kernel/udev/udevd
-ListenNetlink=kobject-uevent 1