diff options
Diffstat (limited to 'arch/m32r/include/asm/pgalloc.h')
-rw-r--r-- | arch/m32r/include/asm/pgalloc.h | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/arch/m32r/include/asm/pgalloc.h b/arch/m32r/include/asm/pgalloc.h deleted file mode 100644 index eed2cad57d68..000000000000 --- a/arch/m32r/include/asm/pgalloc.h +++ /dev/null @@ -1,82 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _ASM_M32R_PGALLOC_H -#define _ASM_M32R_PGALLOC_H - -#include <linux/mm.h> - -#include <asm/io.h> - -#define pmd_populate_kernel(mm, pmd, pte) \ - set_pmd(pmd, __pmd(_PAGE_TABLE + __pa(pte))) - -static __inline__ void pmd_populate(struct mm_struct *mm, pmd_t *pmd, - pgtable_t pte) -{ - set_pmd(pmd, __pmd(_PAGE_TABLE + page_to_phys(pte))); -} -#define pmd_pgtable(pmd) pmd_page(pmd) - -/* - * Allocate and free page tables. - */ -static __inline__ pgd_t *pgd_alloc(struct mm_struct *mm) -{ - pgd_t *pgd = (pgd_t *)__get_free_page(GFP_KERNEL|__GFP_ZERO); - - return pgd; -} - -static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd) -{ - free_page((unsigned long)pgd); -} - -static __inline__ pte_t *pte_alloc_one_kernel(struct mm_struct *mm, - unsigned long address) -{ - pte_t *pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_ZERO); - - return pte; -} - -static __inline__ pgtable_t pte_alloc_one(struct mm_struct *mm, - unsigned long address) -{ - struct page *pte = alloc_page(GFP_KERNEL|__GFP_ZERO); - - if (!pte) - return NULL; - if (!pgtable_page_ctor(pte)) { - __free_page(pte); - return NULL; - } - return pte; -} - -static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte) -{ - free_page((unsigned long)pte); -} - -static inline void pte_free(struct mm_struct *mm, pgtable_t pte) -{ - pgtable_page_dtor(pte); - __free_page(pte); -} - -#define __pte_free_tlb(tlb, pte, addr) pte_free((tlb)->mm, (pte)) - -/* - * allocating and freeing a pmd is trivial: the 1-entry pmd is - * inside the pgd, so has no extra memory associated with it. - * (In the PAE case we free the pmds as part of the pgd.) - */ - -#define pmd_alloc_one(mm, addr) ({ BUG(); ((pmd_t *)2); }) -#define pmd_free(mm, x) do { } while (0) -#define __pmd_free_tlb(tlb, x, addr) do { } while (0) -#define pgd_populate(mm, pmd, pte) BUG() - -#define check_pgt_cache() do { } while (0) - -#endif /* _ASM_M32R_PGALLOC_H */ |