linuxrc: move devmgr termination code to devmgr_terminate

defaults/initrd.scripts

@@ -553,6 +553,15 @@ devmgr_init() {
 	fi
 }
 
+# Terminate the device manager, this happens right before pivot_root
+devmgr_terminate() {
+	if is_udev; then
+		udevadm settle
+		udevadm control --exit || bad_msg "Unable to terminate udevd"
+	fi
+	# mdev doesn't require anything, it seems
+}
+
 mount_devfs () {
 	# Use devtmpfs if enabled in kernel,
 	# else tmpfs. Always run mdev just in case

defaults/linuxrc

@@ -318,17 +318,12 @@ fi
 
 verbose_kmsg
 
+devmgr_terminate
+
 good_msg "Booting (initramfs)"
 
 cd "${CHROOT}"
-mkdir "${CHROOT}/proc" "${CHROOT}/sys" "${CHROOT}/run" 2>/dev/null
-
-is_udev && udevadm settle
-
-if is_udev
-then
-	udevadm control --exit || bad_msg "Unable to terminate udevd"
-fi
+mkdir -p "${CHROOT}/proc" "${CHROOT}/sys" "${CHROOT}/run"
 
 # If devtmpfs is mounted, try move it to the new root
 # If that fails, try to unmount all possible mounts of devtmpfs as stuff breaks otherwise