| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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> |
| 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 | |
| 23 | extern void flush_tlb_all(void); |
| 24 | extern void flush_tlb_mm(struct mm_struct *mm); |
| 25 | extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, |
| 26 | unsigned long end); |
| 27 | extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr); |
| 28 | extern void flush_tlb_kernel_vm(void); |
| 29 | extern void flush_tlb_kernel_range(unsigned long start, unsigned long end); |
| 30 | extern void __flush_tlb_one(unsigned long addr); |
| 31 | |
| 32 | static 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 | */ |