#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/module.h>
-#include <linux/spinlock.h>
+#include <linux/rwsem.h>
#include <linux/leds.h>
#include "leds.h"
-rwlock_t leds_list_lock = RW_LOCK_UNLOCKED;
-LIST_HEAD(leds_list);
+DECLARE_RWSEM(leds_list_lock);
+EXPORT_SYMBOL_GPL(leds_list_lock);
+LIST_HEAD(leds_list);
EXPORT_SYMBOL_GPL(leds_list);
-EXPORT_SYMBOL_GPL(leds_list_lock);