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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
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
11/*
12 * TLB flushing:
13 *
14 * - flush_tlb() flushes the current mm struct TLBs
15 * - flush_tlb_all() flushes all processes TLBs
16 * - flush_tlb_mm(mm) flushes the specified mm context TLB's
17 * - flush_tlb_page(vma, vmaddr) flushes one page
18 * - flush_tlb_kernel_vm() flushes the kernel vm area
19 * - flush_tlb_range(vma, start, end) flushes a range of pages
20 * - flush_tlb_pgtables(mm, start, end) flushes a range of page tables
21 */
22
23extern void flush_tlb_all(void);
24extern void flush_tlb_mm(struct mm_struct *mm);
25extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
26 unsigned long end);
27extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr);
28extern void flush_tlb_kernel_vm(void);
29extern void flush_tlb_kernel_range(unsigned long start, unsigned long end);
30extern void __flush_tlb_one(unsigned long addr);
31
32static inline void flush_tlb_pgtables(struct mm_struct *mm,
33 unsigned long start, unsigned long end)
34{
35}
36
37#endif
38
39/*
40 * Overrides for Emacs so that we follow Linus's tabbing style.
41 * Emacs will notice this stuff at the end of the file and automatically
42 * adjust the settings for this buffer only. This must remain at the end
43 * of the file.
44 * ---------------------------------------------------------------------------
45 * Local variables:
46 * c-file-style: "linux"
47 * End:
48 */