1#ifndef __x86_64_MMU_H 2#define __x86_64_MMU_H 3 4#include <linux/spinlock.h> 5 6/* 7 * The x86_64 doesn't have a mmu context, but 8 * we put the segment information here. 9 */ 10typedef struct { 11 void *segments; 12 unsigned long cpuvalid; 13 rwlock_t ldtlock; 14} mm_context_t; 15 16#endif 17