Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef __ASM_SH_TLBFLUSH_H |
| 2 | #define __ASM_SH_TLBFLUSH_H |
| 3 | |
| 4 | /* |
| 5 | * TLB flushing: |
| 6 | * |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | */ |
Paul Mundt | ea9af69 | 2006-12-25 19:28:54 +0900 | [diff] [blame^] | 14 | extern void local_flush_tlb_all(void); |
| 15 | extern void local_flush_tlb_mm(struct mm_struct *mm); |
| 16 | extern void local_flush_tlb_range(struct vm_area_struct *vma, |
| 17 | unsigned long start, |
| 18 | unsigned long end); |
| 19 | extern void local_flush_tlb_page(struct vm_area_struct *vma, |
| 20 | unsigned long page); |
| 21 | extern void local_flush_tlb_kernel_range(unsigned long start, |
| 22 | unsigned long end); |
| 23 | extern void local_flush_tlb_one(unsigned long asid, unsigned long page); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 24 | |
Paul Mundt | ea9af69 | 2006-12-25 19:28:54 +0900 | [diff] [blame^] | 25 | #ifdef CONFIG_SMP |
| 26 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 27 | extern void flush_tlb_all(void); |
| 28 | extern void flush_tlb_mm(struct mm_struct *mm); |
| 29 | extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, |
| 30 | unsigned long end); |
| 31 | extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long page); |
Paul Mundt | ea9af69 | 2006-12-25 19:28:54 +0900 | [diff] [blame^] | 32 | extern void flush_tlb_kernel_range(unsigned long start, unsigned long end); |
| 33 | extern 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 */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 49 | |
| 50 | static inline void flush_tlb_pgtables(struct mm_struct *mm, |
| 51 | unsigned long start, unsigned long end) |
Paul Mundt | ea9af69 | 2006-12-25 19:28:54 +0900 | [diff] [blame^] | 52 | { |
| 53 | /* Nothing to do */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 54 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 55 | #endif /* __ASM_SH_TLBFLUSH_H */ |