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505a60e2 KS |
1 | #ifndef _5LEVEL_FIXUP_H |
2 | #define _5LEVEL_FIXUP_H | |
3 | ||
4 | #define __ARCH_HAS_5LEVEL_HACK | |
5 | #define __PAGETABLE_P4D_FOLDED | |
6 | ||
7 | #define P4D_SHIFT PGDIR_SHIFT | |
8 | #define P4D_SIZE PGDIR_SIZE | |
9 | #define P4D_MASK PGDIR_MASK | |
10 | #define PTRS_PER_P4D 1 | |
11 | ||
12 | #define p4d_t pgd_t | |
13 | ||
14 | #define pud_alloc(mm, p4d, address) \ | |
15 | ((unlikely(pgd_none(*(p4d))) && __pud_alloc(mm, p4d, address)) ? \ | |
16 | NULL : pud_offset(p4d, address)) | |
17 | ||
18 | #define p4d_alloc(mm, pgd, address) (pgd) | |
19 | #define p4d_offset(pgd, start) (pgd) | |
20 | #define p4d_none(p4d) 0 | |
21 | #define p4d_bad(p4d) 0 | |
22 | #define p4d_present(p4d) 1 | |
23 | #define p4d_ERROR(p4d) do { } while (0) | |
24 | #define p4d_clear(p4d) pgd_clear(p4d) | |
25 | #define p4d_val(p4d) pgd_val(p4d) | |
26 | #define p4d_populate(mm, p4d, pud) pgd_populate(mm, p4d, pud) | |
27 | #define p4d_page(p4d) pgd_page(p4d) | |
28 | #define p4d_page_vaddr(p4d) pgd_page_vaddr(p4d) | |
29 | ||
30 | #define __p4d(x) __pgd(x) | |
31 | #define set_p4d(p4dp, p4d) set_pgd(p4dp, p4d) | |
32 | ||
33 | #undef p4d_free_tlb | |
34 | #define p4d_free_tlb(tlb, x, addr) do { } while (0) | |
35 | #define p4d_free(mm, x) do { } while (0) | |
36 | #define __p4d_free_tlb(tlb, x, addr) do { } while (0) | |
37 | ||
38 | #undef p4d_addr_end | |
39 | #define p4d_addr_end(addr, end) (end) | |
40 | ||
41 | #endif |