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1da177e4 LT |
1 | #ifndef _CRIS_TLBFLUSH_H |
2 | #define _CRIS_TLBFLUSH_H | |
3 | ||
4 | #include <linux/config.h> | |
5 | #include <linux/mm.h> | |
6 | #include <asm/processor.h> | |
7 | #include <asm/pgtable.h> | |
8 | #include <asm/pgalloc.h> | |
9 | ||
10 | /* | |
11 | * TLB flushing (implemented in arch/cris/mm/tlb.c): | |
12 | * | |
13 | * - flush_tlb() flushes the current mm struct TLBs | |
14 | * - flush_tlb_all() flushes all processes TLBs | |
15 | * - flush_tlb_mm(mm) flushes the specified mm context TLB's | |
16 | * - flush_tlb_page(vma, vmaddr) flushes one page | |
17 | * - flush_tlb_range(mm, start, end) flushes a range of pages | |
18 | * | |
19 | */ | |
20 | ||
21 | extern void flush_tlb_all(void); | |
22 | extern void flush_tlb_mm(struct mm_struct *mm); | |
23 | extern void flush_tlb_page(struct vm_area_struct *vma, | |
24 | unsigned long addr); | |
25 | extern void flush_tlb_range(struct vm_area_struct *vma, | |
26 | unsigned long start, | |
27 | unsigned long end); | |
28 | ||
29 | extern inline void flush_tlb_pgtables(struct mm_struct *mm, | |
30 | unsigned long start, unsigned long end) | |
31 | { | |
32 | /* CRIS does not keep any page table caches in TLB */ | |
33 | } | |
34 | ||
35 | ||
36 | extern inline void flush_tlb(void) | |
37 | { | |
38 | flush_tlb_mm(current->mm); | |
39 | } | |
40 | ||
41 | #define flush_tlb_kernel_range(start, end) flush_tlb_all() | |
42 | ||
43 | #endif /* _CRIS_TLBFLUSH_H */ |