[linux-block.git] / include / asm-x86_64 / mmu.h

#ifndef __x86_64_MMU_H
#define __x86_64_MMU_H

#include <linux/spinlock.h>
#include <asm/semaphore.h>

/*
 * The x86_64 doesn't have a mmu context, but
 * we put the segment information here.
 *
 * cpu_vm_mask is used to optimize ldt flushing.
 */
typedef struct { 
	void *ldt;
	rwlock_t ldtlock; 
	int size;
	struct semaphore sem; 
} mm_context_t;

#endif
Commit	Line	Data
1da177e4 LT	1	#ifndef __x86_64_MMU_H
	2	#define __x86_64_MMU_H
	3
	4	#include <linux/spinlock.h>
	5	#include <asm/semaphore.h>
	6
	7	/*
	8	* The x86_64 doesn't have a mmu context, but
	9	* we put the segment information here.
	10	*
	11	* cpu_vm_mask is used to optimize ldt flushing.
	12	*/
	13	typedef struct {
	14	void *ldt;
	15	rwlock_t ldtlock;
	16	int size;
	17	struct semaphore sem;
	18	} mm_context_t;
	19
	20	#endif