projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
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> | |
| 16dd07bc | 10 | #include "choose-mode.h" |
| 1da177e4 LT |
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 | ||
| 24 | extern void flush_tlb_all(void); | |
| 25 | extern void flush_tlb_mm(struct mm_struct *mm); | |
| 26 | extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, | |
| 27 | unsigned long end); | |
| 16dd07bc JD |
28 | extern void flush_tlb_page_skas(struct vm_area_struct *vma, |
| 29 | unsigned long address); | |
| 30 | ||
| 31 | static 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 | ||
| 1da177e4 LT |
40 | extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr); |
| 41 | extern void flush_tlb_kernel_vm(void); | |
| 42 | extern void flush_tlb_kernel_range(unsigned long start, unsigned long end); | |
| 43 | extern void __flush_tlb_one(unsigned long addr); | |
| 44 | ||
| 45 | static inline void flush_tlb_pgtables(struct mm_struct *mm, | |
| 46 | unsigned long start, unsigned long end) | |
| 47 | { | |
| 48 | } | |
| 49 | ||
| 50 | #endif |