mm.h 538 B

123456789101112131415161718192021222324252627
  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. #endif
  14. struct map_desc;
  15. struct meminfo;
  16. struct pglist_data;
  17. void __init create_mapping(struct map_desc *md);
  18. void __init bootmem_init(struct meminfo *mi);
  19. void reserve_node_zero(struct pglist_data *pgdat);