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1#ifndef __ASM_SH_TLBFLUSH_H
2#define __ASM_SH_TLBFLUSH_H
3
4/*
5 * TLB flushing:
6 *
7 * - flush_tlb_all() flushes all processes TLBs
8 * - flush_tlb_mm(mm) flushes the specified mm context TLB's
9 * - flush_tlb_page(vma, vmaddr) flushes one page
10 * - flush_tlb_range(vma, start, end) flushes a range of pages
11 * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages
12 * - flush_tlb_pgtables(mm, start, end) flushes a range of page tables
13 */
14extern void local_flush_tlb_all(void);
15extern void local_flush_tlb_mm(struct mm_struct *mm);
16extern void local_flush_tlb_range(struct vm_area_struct *vma,
17 unsigned long start,
18 unsigned long end);
19extern void local_flush_tlb_page(struct vm_area_struct *vma,
20 unsigned long page);
21extern void local_flush_tlb_kernel_range(unsigned long start,
22 unsigned long end);
23extern void local_flush_tlb_one(unsigned long asid, unsigned long page);
24
25#ifdef CONFIG_SMP
26
27extern void flush_tlb_all(void);
28extern void flush_tlb_mm(struct mm_struct *mm);
29extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
30 unsigned long end);
31extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long page);
32extern void flush_tlb_kernel_range(unsigned long start, unsigned long end);
33extern void flush_tlb_one(unsigned long asid, unsigned long page);
34
35#else
36
37#define flush_tlb_all() local_flush_tlb_all()
38#define flush_tlb_mm(mm) local_flush_tlb_mm(mm)
39#define flush_tlb_page(vma, page) local_flush_tlb_page(vma, page)
40#define flush_tlb_one(asid, page) local_flush_tlb_one(asid, page)
41
42#define flush_tlb_range(vma, start, end) \
43 local_flush_tlb_range(vma, start, end)
44
45#define flush_tlb_kernel_range(start, end) \
46 local_flush_tlb_kernel_range(start, end)
47
48#endif /* CONFIG_SMP */
49
50static inline void flush_tlb_pgtables(struct mm_struct *mm,
51 unsigned long start, unsigned long end)
52{
53 /* Nothing to do */
54}
55#endif /* __ASM_SH_TLBFLUSH_H */