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55 lines
1.8 KiB
C
55 lines
1.8 KiB
C
#ifndef __ASM_TLBFLUSH_H
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#define __ASM_TLBFLUSH_H
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#include <linux/mm.h>
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/*
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* TLB flushing:
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*
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* - flush_tlb_all() flushes all processes TLB entries
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* - flush_tlb_mm(mm) flushes the specified mm context TLB entries
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* - flush_tlb_page(vma, vmaddr) flushes one page
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* - flush_tlb_range(vma, start, end) flushes a range of pages
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* - flush_tlb_kernel_range(start, end) flushes a range of kernel pages
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* - flush_tlb_pgtables(mm, start, end) flushes a range of page tables
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*/
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extern void local_flush_tlb_all(void);
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extern void local_flush_tlb_mm(struct mm_struct *mm);
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extern void local_flush_tlb_range(struct vm_area_struct *vma,
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unsigned long start, unsigned long end);
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extern void local_flush_tlb_kernel_range(unsigned long start,
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unsigned long end);
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extern void local_flush_tlb_page(struct vm_area_struct *vma,
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unsigned long page);
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extern void local_flush_tlb_one(unsigned long vaddr);
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#ifdef CONFIG_SMP
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extern void flush_tlb_all(void);
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extern void flush_tlb_mm(struct mm_struct *);
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extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long,
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unsigned long);
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extern void flush_tlb_kernel_range(unsigned long, unsigned long);
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extern void flush_tlb_page(struct vm_area_struct *, unsigned long);
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extern void flush_tlb_one(unsigned long vaddr);
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#else /* CONFIG_SMP */
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#define flush_tlb_all() local_flush_tlb_all()
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#define flush_tlb_mm(mm) local_flush_tlb_mm(mm)
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#define flush_tlb_range(vma,vmaddr,end) local_flush_tlb_range(vma, vmaddr, end)
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#define flush_tlb_kernel_range(vmaddr,end) \
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local_flush_tlb_kernel_range(vmaddr, end)
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#define flush_tlb_page(vma,page) local_flush_tlb_page(vma, page)
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#define flush_tlb_one(vaddr) local_flush_tlb_one(vaddr)
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#endif /* CONFIG_SMP */
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static inline void flush_tlb_pgtables(struct mm_struct *mm,
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unsigned long start, unsigned long end)
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{
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/* Nothing to do on MIPS. */
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}
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#endif /* __ASM_TLBFLUSH_H */
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