| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 Tobias Klauser <tklauser@distanz.ch> |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License as published by |
| 6 | * the Free Software Foundation; either version 2 of the License, or |
| 7 | * (at your option) any later version. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 16 | * |
| 17 | */ |
| 18 | |
| 19 | #ifndef _ASM_NIOS2_TLBFLUSH_H |
| 20 | #define _ASM_NIOS2_TLBFLUSH_H |
| 21 | |
| 22 | struct mm_struct; |
| 23 | |
| 24 | /* |
| 25 | * TLB flushing: |
| 26 | * |
| 27 | * - flush_tlb_all() flushes all processes TLB entries |
| 28 | * - flush_tlb_mm(mm) flushes the specified mm context TLB entries |
| 29 | * - flush_tlb_page(vma, vmaddr) flushes one page |
| 30 | * - flush_tlb_range(vma, start, end) flushes a range of pages |
| 31 | * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages |
| 32 | */ |
| 33 | extern void flush_tlb_all(void); |
| 34 | extern void flush_tlb_mm(struct mm_struct *mm); |
| 35 | extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, |
| 36 | unsigned long end); |
| 37 | extern void flush_tlb_kernel_range(unsigned long start, unsigned long end); |
| 38 | extern void flush_tlb_one(unsigned long vaddr); |
| 39 | |
| 40 | static inline void flush_tlb_page(struct vm_area_struct *vma, |
| 41 | unsigned long addr) |
| 42 | { |
| 43 | flush_tlb_one(addr); |
| 44 | } |
| 45 | |
| 46 | #endif /* _ASM_NIOS2_TLBFLUSH_H */ |