| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef _4LEVEL_FIXUP_H |
| #define _4LEVEL_FIXUP_H |
| |
| #define __ARCH_HAS_4LEVEL_HACK |
| #define __PAGETABLE_PUD_FOLDED |
| |
| #define PUD_SHIFT PGDIR_SHIFT |
| #define PUD_SIZE PGDIR_SIZE |
| #define PUD_MASK PGDIR_MASK |
| #define PTRS_PER_PUD 1 |
| |
| #define pud_t pgd_t |
| |
| #define pmd_alloc(mm, pud, address) \ |
| ((unlikely(pgd_none(*(pud))) && __pmd_alloc(mm, pud, address))? \ |
| NULL: pmd_offset(pud, address)) |
| |
| #define pud_offset(pgd, start) (pgd) |
| #define pud_none(pud) 0 |
| #define pud_bad(pud) 0 |
| #define pud_present(pud) 1 |
| #define pud_ERROR(pud) do { } while (0) |
| #define pud_clear(pud) pgd_clear(pud) |
| #define pud_val(pud) pgd_val(pud) |
| #define pud_populate(mm, pud, pmd) pgd_populate(mm, pud, pmd) |
| #define pud_page(pud) pgd_page(pud) |
| #define pud_page_vaddr(pud) pgd_page_vaddr(pud) |
| |
| #undef pud_free_tlb |
| #define pud_free_tlb(tlb, x, addr) do { } while (0) |
| #define pud_free(mm, x) do { } while (0) |
| #define __pud_free_tlb(tlb, x, addr) do { } while (0) |
| |
| #undef pud_addr_end |
| #define pud_addr_end(addr, end) (end) |
| |
| #include <asm-generic/5level-fixup.h> |
| |
| #endif |
