| /* |
| * Copyright (C) 2010 Tobias Klauser <tklauser@distanz.ch> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| * |
| */ |
| |
| #ifndef _ASM_NIOS2_TLBFLUSH_H |
| #define _ASM_NIOS2_TLBFLUSH_H |
| |
| struct mm_struct; |
| |
| /* |
| * TLB flushing: |
| * |
| * - flush_tlb_all() flushes all processes TLB entries |
| * - flush_tlb_mm(mm) flushes the specified mm context TLB entries |
| * - flush_tlb_range(vma, start, end) flushes a range of pages |
| * - flush_tlb_page(vma, address) flushes a page |
| * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages |
| * - flush_tlb_kernel_page(address) flushes a kernel page |
| */ |
| extern void flush_tlb_all(void); |
| extern void flush_tlb_mm(struct mm_struct *mm); |
| extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, |
| unsigned long end); |
| extern void flush_tlb_kernel_range(unsigned long start, unsigned long end); |
| |
| static inline void flush_tlb_page(struct vm_area_struct *vma, |
| unsigned long address) |
| { |
| flush_tlb_range(vma, address, address + PAGE_SIZE); |
| } |
| |
| static inline void flush_tlb_kernel_page(unsigned long address) |
| { |
| flush_tlb_kernel_range(address, address + PAGE_SIZE); |
| } |
| |
| #endif /* _ASM_NIOS2_TLBFLUSH_H */ |
