#include <linux/time.h>
#include <linux/sysctl.h>
#include <linux/delayacct.h>
+#include <linux/module.h>
int delayacct_on __read_mostly = 1; /* Delay accounting turned on/off */
+EXPORT_SYMBOL_GPL(delayacct_on);
struct kmem_cache *delayacct_cache;
static int __init delayacct_setup_disable(char *str)