OpenCloudOS-Kernel/arch/um/include/um_mmu.h

29 lines
628 B
C

/*
* Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
* Licensed under the GPL
*/
#ifndef __ARCH_UM_MMU_H
#define __ARCH_UM_MMU_H
#include "uml-config.h"
#include "mm_id.h"
#include "asm/ldt.h"
typedef struct mm_context {
struct mm_id id;
unsigned long last_page_table;
#ifdef CONFIG_3_LEVEL_PGTABLES
unsigned long last_pmd;
#endif
struct uml_ldt ldt;
} mm_context_t;
extern void __switch_mm(struct mm_id * mm_idp);
/* Avoid tangled inclusion with asm/ldt.h */
extern long init_new_ldt(struct mm_context *to_mm, struct mm_context *from_mm);
extern void free_ldt(struct mm_context *mm);
#endif