projects / mirror_ubuntu-artful-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | #ifndef _SPARC_TLBFLUSH_H |
| 2 | #define _SPARC_TLBFLUSH_H | |
| 3 | ||
| 1da177e4 LT |
4 | #include <linux/mm.h> |
| 5 | // #include <asm/processor.h> | |
| 6 | ||
| 7 | /* | |
| 8 | * TLB flushing: | |
| 9 | * | |
| 10 | * - flush_tlb() flushes the current mm struct TLBs XXX Exists? | |
| 11 | * - flush_tlb_all() flushes all processes TLBs | |
| 12 | * - flush_tlb_mm(mm) flushes the specified mm context TLB's | |
| 13 | * - flush_tlb_page(vma, vmaddr) flushes one page | |
| 14 | * - flush_tlb_range(vma, start, end) flushes a range of pages | |
| 15 | * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages | |
| 16 | * - flush_tlb_pgtables(mm, start, end) flushes a range of page tables | |
| 17 | */ | |
| 18 | ||
| 19 | #ifdef CONFIG_SMP | |
| 20 | ||
| 21 | BTFIXUPDEF_CALL(void, local_flush_tlb_all, void) | |
| 22 | BTFIXUPDEF_CALL(void, local_flush_tlb_mm, struct mm_struct *) | |
| 23 | BTFIXUPDEF_CALL(void, local_flush_tlb_range, struct vm_area_struct *, unsigned long, unsigned long) | |
| 24 | BTFIXUPDEF_CALL(void, local_flush_tlb_page, struct vm_area_struct *, unsigned long) | |
| 25 | ||
| 26 | #define local_flush_tlb_all() BTFIXUP_CALL(local_flush_tlb_all)() | |
| 27 | #define local_flush_tlb_mm(mm) BTFIXUP_CALL(local_flush_tlb_mm)(mm) | |
| 28 | #define local_flush_tlb_range(vma,start,end) BTFIXUP_CALL(local_flush_tlb_range)(vma,start,end) | |
| 29 | #define local_flush_tlb_page(vma,addr) BTFIXUP_CALL(local_flush_tlb_page)(vma,addr) | |
| 30 | ||
| 31 | extern void smp_flush_tlb_all(void); | |
| 32 | extern void smp_flush_tlb_mm(struct mm_struct *mm); | |
| 33 | extern void smp_flush_tlb_range(struct vm_area_struct *vma, | |
| 34 | unsigned long start, | |
| 35 | unsigned long end); | |
| 36 | extern void smp_flush_tlb_page(struct vm_area_struct *mm, unsigned long page); | |
| 37 | ||
| 38 | #endif /* CONFIG_SMP */ | |
| 39 | ||
| 40 | BTFIXUPDEF_CALL(void, flush_tlb_all, void) | |
| 41 | BTFIXUPDEF_CALL(void, flush_tlb_mm, struct mm_struct *) | |
| 42 | BTFIXUPDEF_CALL(void, flush_tlb_range, struct vm_area_struct *, unsigned long, unsigned long) | |
| 43 | BTFIXUPDEF_CALL(void, flush_tlb_page, struct vm_area_struct *, unsigned long) | |
| 44 | ||
| 45 | // Thanks to Anton Blanchard, our pagetables became uncached in 2.4. Wee! | |
| 46 | // extern void flush_tlb_pgtables(struct mm_struct *mm, | |
| 47 | // unsigned long start, unsigned long end); | |
| 48 | #define flush_tlb_pgtables(mm, start, end) do{ }while(0) | |
| 49 | ||
| 50 | #define flush_tlb_all() BTFIXUP_CALL(flush_tlb_all)() | |
| 51 | #define flush_tlb_mm(mm) BTFIXUP_CALL(flush_tlb_mm)(mm) | |
| 52 | #define flush_tlb_range(vma,start,end) BTFIXUP_CALL(flush_tlb_range)(vma,start,end) | |
| 53 | #define flush_tlb_page(vma,addr) BTFIXUP_CALL(flush_tlb_page)(vma,addr) | |
| 54 | ||
| 55 | // #define flush_tlb() flush_tlb_mm(current->active_mm) /* XXX Sure? */ | |
| 56 | ||
| 57 | /* | |
| 58 | * This is a kludge, until I know better. --zaitcev XXX | |
| 59 | */ | |
| 60 | #define flush_tlb_kernel_range(start, end) flush_tlb_all() | |
| 61 | ||
| 62 | #endif /* _SPARC_TLBFLUSH_H */ |