diff options
author | Ralf Baechle <ralf@linux-mips.org> | 2008-09-16 19:48:51 +0200 |
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committer | Ralf Baechle <ralf@linux-mips.org> | 2008-10-11 16:18:52 +0100 |
commit | 384740dc49ea651ba350704d13ff6be9976e37fe (patch) | |
tree | a6e80cad287ccae7a86d81bfa692fc96889c88ed /include/asm-mips/pgalloc.h | |
parent | e8c7c482347574ecdd45c43e32c332d5fc2ece61 (diff) |
MIPS: Move headfiles to new location below arch/mips/include
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'include/asm-mips/pgalloc.h')
-rw-r--r-- | include/asm-mips/pgalloc.h | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/include/asm-mips/pgalloc.h b/include/asm-mips/pgalloc.h deleted file mode 100644 index 1275831dda29..000000000000 --- a/include/asm-mips/pgalloc.h +++ /dev/null @@ -1,143 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1994 - 2001, 2003 by Ralf Baechle - * Copyright (C) 1999, 2000, 2001 Silicon Graphics, Inc. - */ -#ifndef _ASM_PGALLOC_H -#define _ASM_PGALLOC_H - -#include <linux/highmem.h> -#include <linux/mm.h> -#include <linux/sched.h> - -static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, - pte_t *pte) -{ - set_pmd(pmd, __pmd((unsigned long)pte)); -} - -static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd, - pgtable_t pte) -{ - set_pmd(pmd, __pmd((unsigned long)page_address(pte))); -} -#define pmd_pgtable(pmd) pmd_page(pmd) - -/* - * Initialize a new pmd table with invalid pointers. - */ -extern void pmd_init(unsigned long page, unsigned long pagetable); - -#ifdef CONFIG_64BIT - -static inline void pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) -{ - set_pud(pud, __pud((unsigned long)pmd)); -} -#endif - -/* - * Initialize a new pgd / pmd table with invalid pointers. - */ -extern void pgd_init(unsigned long page); - -static inline pgd_t *pgd_alloc(struct mm_struct *mm) -{ - pgd_t *ret, *init; - - ret = (pgd_t *) __get_free_pages(GFP_KERNEL, PGD_ORDER); - if (ret) { - init = pgd_offset(&init_mm, 0UL); - pgd_init((unsigned long)ret); - memcpy(ret + USER_PTRS_PER_PGD, init + USER_PTRS_PER_PGD, - (PTRS_PER_PGD - USER_PTRS_PER_PGD) * sizeof(pgd_t)); - } - - return ret; -} - -static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd) -{ - free_pages((unsigned long)pgd, PGD_ORDER); -} - -static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, - unsigned long address) -{ - pte_t *pte; - - pte = (pte_t *) __get_free_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO, PTE_ORDER); - - return pte; -} - -static inline struct page *pte_alloc_one(struct mm_struct *mm, - unsigned long address) -{ - struct page *pte; - - pte = alloc_pages(GFP_KERNEL | __GFP_REPEAT, PTE_ORDER); - if (pte) { - clear_highpage(pte); - pgtable_page_ctor(pte); - } - return pte; -} - -static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte) -{ - free_pages((unsigned long)pte, PTE_ORDER); -} - -static inline void pte_free(struct mm_struct *mm, pgtable_t pte) -{ - pgtable_page_dtor(pte); - __free_pages(pte, PTE_ORDER); -} - -#define __pte_free_tlb(tlb,pte) \ -do { \ - pgtable_page_dtor(pte); \ - tlb_remove_page((tlb), pte); \ -} while (0) - -#ifdef CONFIG_32BIT - -/* - * allocating and freeing a pmd is trivial: the 1-entry pmd is - * inside the pgd, so has no extra memory associated with it. - */ -#define pmd_free(mm, x) do { } while (0) -#define __pmd_free_tlb(tlb, x) do { } while (0) - -#endif - -#ifdef CONFIG_64BIT - -static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address) -{ - pmd_t *pmd; - - pmd = (pmd_t *) __get_free_pages(GFP_KERNEL|__GFP_REPEAT, PMD_ORDER); - if (pmd) - pmd_init((unsigned long)pmd, (unsigned long)invalid_pte_table); - return pmd; -} - -static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd) -{ - free_pages((unsigned long)pmd, PMD_ORDER); -} - -#define __pmd_free_tlb(tlb, x) pmd_free((tlb)->mm, x) - -#endif - -#define check_pgt_cache() do { } while (0) - -extern void pagetable_init(void); - -#endif /* _ASM_PGALLOC_H */ |