| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef _ALPHA_PGALLOC_H |
| #define _ALPHA_PGALLOC_H |
| |
| #include <linux/mm.h> |
| #include <linux/mmzone.h> |
| |
| #include <asm-generic/pgalloc.h> |
| |
| /* |
| * Allocate and free page tables. The xxx_kernel() versions are |
| * used to allocate a kernel page table - this turns on ASN bits |
| * if any. |
| */ |
| |
| static inline void |
| pmd_populate(struct mm_struct *mm, pmd_t *pmd, pgtable_t pte) |
| { |
| pmd_set(pmd, (pte_t *)(page_to_pa(pte) + PAGE_OFFSET)); |
| } |
| #define pmd_pgtable(pmd) pmd_page(pmd) |
| |
| static inline void |
| pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, pte_t *pte) |
| { |
| pmd_set(pmd, pte); |
| } |
| |
| static inline void |
| pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) |
| { |
| pud_set(pud, pmd); |
| } |
| |
| extern pgd_t *pgd_alloc(struct mm_struct *mm); |
| |
| static inline void |
| pgd_free(struct mm_struct *mm, pgd_t *pgd) |
| { |
| free_page((unsigned long)pgd); |
| } |
| |
| #endif /* _ALPHA_PGALLOC_H */ |
