udev: simplify initramfs script and openrc service.

srcpkgs/udev/files/udev.initramfs-inittop

@@ -17,19 +17,12 @@ case "$1" in
 esac
 
 
-# It's all over netlink now
-echo > /sys/kernel/uevent_helper
-
 # Start the udev daemon to process events
 udevd --daemon --resolve-names=never
 
 # Iterate sysfs and fire off everything; if we include a rule for it then
 # it'll get handled; otherwise it'll get handled later when we do this again
 # in the main boot sequence.
-udevadm trigger --action=add
-udevadm settle || true
-
-if [ -d /sys/bus/scsi ]; then
-	modprobe -q scsi_wait_scan && modprobe -r scsi_wait_scan || true
-	udevadm settle || true
-fi
+udevadm trigger --action=add --type=subsystems
+udevadm trigger --action=add --type=devices
+udevadm settle