12345678910111213141516171819202122232425262728 |
- #ifndef _I386_PGTABLE_3LEVEL_DEFS_H
- #define _I386_PGTABLE_3LEVEL_DEFS_H
- #ifdef CONFIG_PARAVIRT
- #define SHARED_KERNEL_PMD (paravirt_ops.shared_kernel_pmd)
- #else
- #define SHARED_KERNEL_PMD 1
- #endif
- /*
- * PGDIR_SHIFT determines what a top-level page table entry can map
- */
- #define PGDIR_SHIFT 30
- #define PTRS_PER_PGD 4
- /*
- * PMD_SHIFT determines the size of the area a middle-level
- * page table can map
- */
- #define PMD_SHIFT 21
- #define PTRS_PER_PMD 512
- /*
- * entries per page directory level
- */
- #define PTRS_PER_PTE 512
- #endif /* _I386_PGTABLE_3LEVEL_DEFS_H */
|