| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #ifndef __ASM_SH_TLBFLUSH_H |
| 3 | #define __ASM_SH_TLBFLUSH_H |
| 4 | |
| 5 | /* |
| 6 | * TLB flushing: |
| 7 | * |
| 8 | * - flush_tlb_all() flushes all processes TLBs |
| 9 | * - flush_tlb_mm(mm) flushes the specified mm context TLB's |
| 10 | * - flush_tlb_page(vma, vmaddr) flushes one page |
| 11 | * - flush_tlb_range(vma, start, end) flushes a range of pages |
| 12 | * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages |
| 13 | */ |
| 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); |
| 24 | |
| 25 | extern void __flush_tlb_global(void); |
| 26 | |
| 27 | #ifdef CONFIG_SMP |
| 28 | |
| 29 | extern void flush_tlb_all(void); |
| 30 | extern void flush_tlb_mm(struct mm_struct *mm); |
| 31 | extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, |
| 32 | unsigned long end); |
| 33 | extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long page); |
| 34 | extern void flush_tlb_kernel_range(unsigned long start, unsigned long end); |
| 35 | extern void flush_tlb_one(unsigned long asid, unsigned long page); |
| 36 | |
| 37 | #else |
| 38 | |
| 39 | #define flush_tlb_all() local_flush_tlb_all() |
| 40 | #define flush_tlb_mm(mm) local_flush_tlb_mm(mm) |
| 41 | #define flush_tlb_page(vma, page) local_flush_tlb_page(vma, page) |
| 42 | #define flush_tlb_one(asid, page) local_flush_tlb_one(asid, page) |
| 43 | |
| 44 | #define flush_tlb_range(vma, start, end) \ |
| 45 | local_flush_tlb_range(vma, start, end) |
| 46 | |
| 47 | #define flush_tlb_kernel_range(start, end) \ |
| 48 | local_flush_tlb_kernel_range(start, end) |
| 49 | |
| 50 | #endif /* CONFIG_SMP */ |
| 51 | |
| 52 | #endif /* __ASM_SH_TLBFLUSH_H */ |