Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | #ifndef __ASM_TLBFLUSH_H |
2 | #define __ASM_TLBFLUSH_H | |
3 | ||
1da177e4 LT |
4 | #include <linux/mm.h> |
5 | ||
6 | /* | |
7 | * TLB flushing: | |
8 | * | |
9 | * - flush_tlb_all() flushes all processes TLB entries | |
10 | * - flush_tlb_mm(mm) flushes the specified mm context TLB entries | |
11 | * - flush_tlb_page(vma, vmaddr) flushes one page | |
12 | * - flush_tlb_range(vma, start, end) flushes a range of pages | |
13 | * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages | |
14 | * - flush_tlb_pgtables(mm, start, end) flushes a range of page tables | |
15 | */ | |
16 | extern void local_flush_tlb_all(void); | |
17 | extern void local_flush_tlb_mm(struct mm_struct *mm); | |
18 | extern void local_flush_tlb_range(struct vm_area_struct *vma, | |
19 | unsigned long start, unsigned long end); | |
20 | extern void local_flush_tlb_kernel_range(unsigned long start, | |
21 | unsigned long end); | |
22 | extern void local_flush_tlb_page(struct vm_area_struct *vma, | |
23 | unsigned long page); | |
24 | extern void local_flush_tlb_one(unsigned long vaddr); | |
25 | ||
26 | #ifdef CONFIG_SMP | |
27 | ||
28 | extern void flush_tlb_all(void); | |
29 | extern void flush_tlb_mm(struct mm_struct *); | |
30 | extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long, | |
31 | unsigned long); | |
32 | extern void flush_tlb_kernel_range(unsigned long, unsigned long); | |
33 | extern void flush_tlb_page(struct vm_area_struct *, unsigned long); | |
34 | extern void flush_tlb_one(unsigned long vaddr); | |
35 | ||
36 | #else /* CONFIG_SMP */ | |
37 | ||
38 | #define flush_tlb_all() local_flush_tlb_all() | |
39 | #define flush_tlb_mm(mm) local_flush_tlb_mm(mm) | |
40 | #define flush_tlb_range(vma,vmaddr,end) local_flush_tlb_range(vma, vmaddr, end) | |
41 | #define flush_tlb_kernel_range(vmaddr,end) \ | |
42 | local_flush_tlb_kernel_range(vmaddr, end) | |
43 | #define flush_tlb_page(vma,page) local_flush_tlb_page(vma, page) | |
44 | #define flush_tlb_one(vaddr) local_flush_tlb_one(vaddr) | |
45 | ||
46 | #endif /* CONFIG_SMP */ | |
47 | ||
48 | static inline void flush_tlb_pgtables(struct mm_struct *mm, | |
49 | unsigned long start, unsigned long end) | |
50 | { | |
51 | /* Nothing to do on MIPS. */ | |
52 | } | |
53 | ||
54 | #endif /* __ASM_TLBFLUSH_H */ |