1/*
2 * Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
3 * Licensed under the GPL
4 */
5
6#ifndef __UM_TLBFLUSH_H
7#define __UM_TLBFLUSH_H
8
9#include <linux/mm.h>
10#include "choose-mode.h"
11
12/*
13 * TLB flushing:
14 *
15 *  - flush_tlb() flushes the current mm struct TLBs
16 *  - flush_tlb_all() flushes all processes TLBs
17 *  - flush_tlb_mm(mm) flushes the specified mm context TLB's
18 *  - flush_tlb_page(vma, vmaddr) flushes one page
19 *  - flush_tlb_kernel_vm() flushes the kernel vm area
20 *  - flush_tlb_range(vma, start, end) flushes a range of pages
21 *  - flush_tlb_pgtables(mm, start, end) flushes a range of page tables
22 */
23
24extern void flush_tlb_all(void);
25extern void flush_tlb_mm(struct mm_struct *mm);
26extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
27			    unsigned long end);
28extern void flush_tlb_page_skas(struct vm_area_struct *vma,
29				unsigned long address);
30
31static inline void flush_tlb_page(struct vm_area_struct *vma,
32				  unsigned long address)
33{
34	address &= PAGE_MASK;
35
36	CHOOSE_MODE(flush_tlb_range(vma, address, address + PAGE_SIZE),
37		    flush_tlb_page_skas(vma, address));
38}
39
40extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr);
41extern void flush_tlb_kernel_vm(void);
42extern void flush_tlb_kernel_range(unsigned long start, unsigned long end);
43extern void __flush_tlb_one(unsigned long addr);
44
45static inline void flush_tlb_pgtables(struct mm_struct *mm,
46				      unsigned long start, unsigned long end)
47{
48}
49
50#endif
51