acrn-kernel/arch/um/include/tlb.h

47 lines
958 B
C

/*
* Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
* Licensed under the GPL
*/
#ifndef __TLB_H__
#define __TLB_H__
#include "um_mmu.h"
struct host_vm_op {
enum { NONE, MMAP, MUNMAP, MPROTECT } type;
union {
struct {
unsigned long addr;
unsigned long len;
unsigned int r:1;
unsigned int w:1;
unsigned int x:1;
int fd;
__u64 offset;
} mmap;
struct {
unsigned long addr;
unsigned long len;
} munmap;
struct {
unsigned long addr;
unsigned long len;
unsigned int r:1;
unsigned int w:1;
unsigned int x:1;
} mprotect;
} u;
};
extern void force_flush_all(void);
extern void fix_range_common(struct mm_struct *mm, unsigned long start_addr,
unsigned long end_addr, int force,
int (*do_ops)(union mm_context *,
struct host_vm_op *, int, int,
void **));
extern int flush_tlb_kernel_range_common(unsigned long start,
unsigned long end);
#endif