| The Android Open Source Project | a27d2ba | 2008-10-21 07:00:00 -0700 | [diff] [blame] | 1 | /**************************************************************************** |
| 2 | **************************************************************************** |
| 3 | *** |
| 4 | *** This header was automatically generated from a Linux kernel header |
| 5 | *** of the same name, to make information necessary for userspace to |
| 6 | *** call into the kernel available to libc. It contains only constants, |
| 7 | *** structures, and macros generated from the original header, and thus, |
| 8 | *** contains no copyrightable information. |
| 9 | *** |
| 10 | **************************************************************************** |
| 11 | ****************************************************************************/ |
| 12 | #ifndef _4LEVEL_FIXUP_H |
| 13 | #define _4LEVEL_FIXUP_H |
| 14 | |
| 15 | #define __ARCH_HAS_4LEVEL_HACK |
| 16 | #define __PAGETABLE_PUD_FOLDED |
| 17 | |
| 18 | #define PUD_SIZE PGDIR_SIZE |
| 19 | #define PUD_MASK PGDIR_MASK |
| 20 | #define PTRS_PER_PUD 1 |
| 21 | |
| 22 | #define pud_t pgd_t |
| 23 | |
| 24 | #define pmd_alloc(mm, pud, address) ((unlikely(pgd_none(*(pud))) && __pmd_alloc(mm, pud, address))? NULL: pmd_offset(pud, address)) |
| 25 | |
| 26 | #define pud_alloc(mm, pgd, address) (pgd) |
| 27 | #define pud_offset(pgd, start) (pgd) |
| 28 | #define pud_none(pud) 0 |
| 29 | #define pud_bad(pud) 0 |
| 30 | #define pud_present(pud) 1 |
| 31 | #define pud_ERROR(pud) do { } while (0) |
| 32 | #define pud_clear(pud) pgd_clear(pud) |
| 33 | |
| 34 | #undef pud_free_tlb |
| 35 | #define pud_free_tlb(tlb, x) do { } while (0) |
| 36 | #define pud_free(x) do { } while (0) |
| 37 | #define __pud_free_tlb(tlb, x) do { } while (0) |
| 38 | |
| 39 | #undef pud_addr_end |
| 40 | #define pud_addr_end(addr, end) (end) |
| 41 | |
| 42 | #endif |