1/* 2 * TLB shootdown specifics for powerpc 3 * 4 * Copyright (C) 2002 Anton Blanchard, IBM Corp. 5 * Copyright (C) 2002 Paul Mackerras, IBM Corp. 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License 9 * as published by the Free Software Foundation; either version 10 * 2 of the License, or (at your option) any later version. 11 */ 12#ifndef _ASM_POWERPC_TLB_H 13#define _ASM_POWERPC_TLB_H 14#ifdef __KERNEL__ 15 16#ifndef __powerpc64__ 17#include <asm/pgtable.h> 18#endif 19#include <asm/pgalloc.h> 20#include <asm/tlbflush.h> 21#ifndef __powerpc64__ 22#include <asm/page.h> 23#include <asm/mmu.h> 24#endif 25 26#include <linux/pagemap.h> 27 28#define tlb_start_vma(tlb, vma) do { } while (0) 29#define tlb_end_vma(tlb, vma) do { } while (0) 30 31extern void tlb_flush(struct mmu_gather *tlb); 32 33/* Get the generic bits... */ 34#include <asm-generic/tlb.h> 35 36extern void flush_hash_entry(struct mm_struct *mm, pte_t *ptep, 37 unsigned long address); 38 39static inline void __tlb_remove_tlb_entry(struct mmu_gather *tlb, pte_t *ptep, 40 unsigned long address) 41{ 42#ifdef CONFIG_PPC_STD_MMU_32 43 if (pte_val(*ptep) & _PAGE_HASHPTE) 44 flush_hash_entry(tlb->mm, ptep, address); 45#endif 46} 47 48#endif /* __KERNEL__ */ 49#endif /* __ASM_POWERPC_TLB_H */ 50