arch/x86/xen/mmu.h

   1 #ifndef _XEN_MMU_H
   2
   3 #include <linux/linkage.h>
   4 #include <asm/page.h>
   5
   6 enum pt_level {
   7         PT_PGD,
   8         PT_PUD,
   9         PT_PMD,
  10         PT_PTE
  11 };
  12
  13
  14 bool __set_phys_to_machine(unsigned long pfn, unsigned long mfn);
  15
  16 void set_pte_mfn(unsigned long vaddr, unsigned long pfn, pgprot_t flags);
  17
  18 pte_t xen_ptep_modify_prot_start(struct mm_struct *mm, unsigned long addr, pte_t *ptep);
  19 void  xen_ptep_modify_prot_commit(struct mm_struct *mm, unsigned long addr,
  20                                   pte_t *ptep, pte_t pte);
  21
  22 unsigned long xen_read_cr2_direct(void);
  23
  24 extern void xen_init_mmu_ops(void);
  25 extern void xen_hvm_init_mmu_ops(void);
  26 #endif  /* _XEN_MMU_H */