mm.h 739 B

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  1. /* the upper-most page table pointer */
  2. #ifdef CONFIG_MMU
  3. extern pmd_t *top_pmd;
  4. #define TOP_PTE(x) pte_offset_kernel(top_pmd, x)
  5. static inline pmd_t *pmd_off(pgd_t *pgd, unsigned long virt)
  6. {
  7. return pmd_offset(pgd, virt);
  8. }
  9. static inline pmd_t *pmd_off_k(unsigned long virt)
  10. {
  11. return pmd_off(pgd_offset_k(virt), virt);
  12. }
  13. struct mem_type {
  14. unsigned int prot_pte;
  15. unsigned int prot_pte_ext;
  16. unsigned int prot_l1;
  17. unsigned int prot_sect;
  18. unsigned int domain;
  19. };
  20. const struct mem_type *get_mem_type(unsigned int type);
  21. #endif
  22. struct map_desc;
  23. struct meminfo;
  24. struct pglist_data;
  25. void __init create_mapping(struct map_desc *md);
  26. void __init bootmem_init(struct meminfo *mi);
  27. void reserve_node_zero(struct pglist_data *pgdat);