1/* 2 * OpenRISC Linux 3 * 4 * Linux architectural port borrowing liberally from similar works of 5 * others. All original copyrights apply as per the original source 6 * declaration. 7 * 8 * OpenRISC implementation: 9 * Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com> 10 * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se> 11 * et al. 12 * 13 * This program is free software; you can redistribute it and/or modify 14 * it under the terms of the GNU General Public License as published by 15 * the Free Software Foundation; either version 2 of the License, or 16 * (at your option) any later version. 17 */ 18 19#ifndef __ASM_OPENRISC_TLBFLUSH_H 20#define __ASM_OPENRISC_TLBFLUSH_H 21 22#include <linux/mm.h> 23#include <asm/processor.h> 24#include <asm/pgtable.h> 25#include <asm/pgalloc.h> 26#include <asm/current.h> 27#include <linux/sched.h> 28 29/* 30 * - flush_tlb() flushes the current mm struct TLBs 31 * - flush_tlb_all() flushes all processes TLBs 32 * - flush_tlb_mm(mm) flushes the specified mm context TLB's 33 * - flush_tlb_page(vma, vmaddr) flushes one page 34 * - flush_tlb_range(mm, start, end) flushes a range of pages 35 */ 36 37void flush_tlb_all(void); 38void flush_tlb_mm(struct mm_struct *mm); 39void flush_tlb_page(struct vm_area_struct *vma, unsigned long addr); 40void flush_tlb_range(struct vm_area_struct *vma, 41 unsigned long start, 42 unsigned long end); 43 44static inline void flush_tlb(void) 45{ 46 flush_tlb_mm(current->mm); 47} 48 49static inline void flush_tlb_kernel_range(unsigned long start, 50 unsigned long end) 51{ 52 flush_tlb_range(NULL, start, end); 53} 54 55#endif /* __ASM_OPENRISC_TLBFLUSH_H */ 56