#include <linux/delay.h>
-/* FIXME: merge with definitions in kernel/rcutree.h. */
-#define ULONG_CMP_GE(a, b) (ULONG_MAX / 2 >= (a) - (b))
-#define ULONG_CMP_LT(a, b) (ULONG_MAX / 2 < (a) - (b))
-
/* Global control variables for preemptible RCU. */
struct rcu_preempt_ctrlblk {
struct rcu_ctrlblk rcb; /* curtail: ->next ptr of last CB for GP. */