50 lines
1.2 KiB
C
50 lines
1.2 KiB
C
|
/*
|
||
|
|
* TLB shootdown specifics for powerpc
|
||
|
|
*
|
||
|
|
* Copyright (C) 2002 Anton Blanchard, IBM Corp.
|
||
|
|
* Copyright (C) 2002 Paul Mackerras, IBM Corp.
|
||
|
|
*
|
||
|
|
* 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.
|
||
|
|
*/
|
||
|
|
#ifndef _ASM_POWERPC_TLB_H
|
||
|
|
#define _ASM_POWERPC_TLB_H
|
||
|
|
#ifdef __KERNEL__
|
||
|
|
|
||
|
|
#ifndef __powerpc64__
|
||
|
|
#include <asm/pgtable.h>
|
||
|
|
#endif
|
||
|
|
#include <asm/pgalloc.h>
|
||
|
|
#include <asm/tlbflush.h>
|
||
|
|
#ifndef __powerpc64__
|
||
|
|
#include <asm/page.h>
|
||
|
|
#include <asm/mmu.h>
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#include <linux/pagemap.h>
|
||
|
|
|
||
|
|
#define tlb_start_vma(tlb, vma) do { } while (0)
|
||
|
|
#define tlb_end_vma(tlb, vma) do { } while (0)
|
||
|
|
|
||
|
|
extern void tlb_flush(struct mmu_gather *tlb);
|
||
|
|
|
||
|
|
/* Get the generic bits... */
|
||
|
|
#include <asm-generic/tlb.h>
|
||
|
|
|
||
|
|
extern void flush_hash_entry(struct mm_struct *mm, pte_t *ptep,
|
||
|
|
unsigned long address);
|
||
|
|
|
||
|
|
static inline void __tlb_remove_tlb_entry(struct mmu_gather *tlb, pte_t *ptep,
|
||
|
|
unsigned long address)
|
||
|
|
{
|
||
|
|
#ifdef CONFIG_PPC_STD_MMU_32
|
||
|
|
if (pte_val(*ptep) & _PAGE_HASHPTE)
|
||
|
|
flush_hash_entry(tlb->mm, ptep, address);
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif /* __KERNEL__ */
|
||
|
|
#endif /* __ASM_POWERPC_TLB_H */
|