tlbflush.h 1.5 KB

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