initramfs-init: optimize probing of hardware drivers

initramfs-init

@@ -33,10 +33,7 @@ eend() {
 
 scan_drivers() {
 	if [ "$AUTODETECT" != no ] ; then
-		find /sys -name modalias | xargs sort | while read a ; do
-			modprobe $a 2>/dev/null \
-				|| echo $a >> /tmp/hwdrivers.failed
-		done
+		find /sys -name modalias | xargs sort -u | xargs modprobe -a 2> /dev/null
 	fi
 }