[PATCH] LED: Add IDE disk activity LED trigger

Add an LED trigger for IDE disk activity to the ide-disk driver.

Signed-off-by: Richard Purdie <rpurdie@rpsys.net>
Acked-by: Bartlomiej Zolnierkiewicz <B.Zolnierkiewicz@elka.pw.edu.pl>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index ccf528d..a5017de 100644
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -61,6 +61,7 @@
 #include <linux/slab.h>
 #include <linux/delay.h>
 #include <linux/mutex.h>
+#include <linux/leds.h>
 
 #define _IDE_DISK
 
@@ -317,6 +318,8 @@
 		return ide_stopped;
 	}
 
+	ledtrig_ide_activity();
+
 	pr_debug("%s: %sing: block=%llu, sectors=%lu, buffer=0x%08lx\n",
 		 drive->name, rq_data_dir(rq) == READ ? "read" : "writ",
 		 (unsigned long long)block, rq->nr_sectors,