include/asm-um/tlbflush.h

   1 /*
   2  * Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
   3  * Licensed under the GPL
   4  */
   5
   6 #ifndef __UM_TLBFLUSH_H
   7 #define __UM_TLBFLUSH_H
   8
   9 #include <linux/mm.h>
  10
  11 /*
  12  * TLB flushing:
  13  *
  14  *  - flush_tlb() flushes the current mm struct TLBs
  15  *  - flush_tlb_all() flushes all processes TLBs
  16  *  - flush_tlb_mm(mm) flushes the specified mm context TLB's
  17  *  - flush_tlb_page(vma, vmaddr) flushes one page
  18  *  - flush_tlb_kernel_vm() flushes the kernel vm area
  19  *  - flush_tlb_range(vma, start, end) flushes a range of pages
  20  *  - flush_tlb_pgtables(mm, start, end) flushes a range of page tables
  21  */
  22
  23 extern void flush_tlb_all(void);
  24 extern void flush_tlb_mm(struct mm_struct *mm);
  25 extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
  26                             unsigned long end);
  27 extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr);
  28 extern void flush_tlb_kernel_vm(void);
  29 extern void flush_tlb_kernel_range(unsigned long start, unsigned long end);
  30 extern void __flush_tlb_one(unsigned long addr);
  31
  32 static inline void flush_tlb_pgtables(struct mm_struct *mm,
  33                                       unsigned long start, unsigned long end)
  34 {
  35 }
  36
  37 #endif
  38
  39 /*
  40  * Overrides for Emacs so that we follow Linus's tabbing style.
  41  * Emacs will notice this stuff at the end of the file and automatically
  42  * adjust the settings for this buffer only.  This must remain at the end
  43  * of the file.
  44  * ---------------------------------------------------------------------------
  45  * Local variables:
  46  * c-file-style: "linux"
  47  * End:
  48  */