#include <linux/module.h>
#include <linux/sched.h>
#include <linux/spinlock.h>
+#include <linux/interrupt.h>
#include <asm/string.h>
#include <linux/kmod.h>
static LIST_HEAD(ip_vs_schedulers);
/* lock for service table */
-static rwlock_t __ip_vs_sched_lock = RW_LOCK_UNLOCKED;
+static DEFINE_RWLOCK(__ip_vs_sched_lock);
/*