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| 1 | +/* SPDX-License-Identifier: GPL-2.0-only */ |
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| 1 | 2 | /* |
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| 2 | 3 | * arch/arm/include/asm/hugetlb.h |
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| 3 | 4 | * |
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| 4 | 5 | * Copyright (C) 2012 ARM Ltd. |
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| 5 | 6 | * |
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| 6 | 7 | * Based on arch/x86/include/asm/hugetlb.h |
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| 7 | | - * |
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| 8 | | - * This program is free software; you can redistribute it and/or modify |
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| 9 | | - * it under the terms of the GNU General Public License version 2 as |
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| 10 | | - * published by the Free Software Foundation. |
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| 11 | | - * |
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| 12 | | - * This program is distributed in the hope that it will be useful, |
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| 13 | | - * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | | - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 15 | | - * GNU General Public License for more details. |
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| 16 | | - * |
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| 17 | | - * You should have received a copy of the GNU General Public License |
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| 18 | | - * along with this program; if not, write to the Free Software |
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| 19 | | - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 20 | 8 | */ |
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| 21 | 9 | |
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| 22 | 10 | #ifndef _ASM_ARM_HUGETLB_H |
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| 23 | 11 | #define _ASM_ARM_HUGETLB_H |
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| 24 | 12 | |
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| 25 | 13 | #include <asm/page.h> |
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| 26 | | -#include <asm-generic/hugetlb.h> |
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| 27 | | - |
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| 28 | 14 | #include <asm/hugetlb-3level.h> |
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| 29 | | - |
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| 30 | | -static inline void hugetlb_free_pgd_range(struct mmu_gather *tlb, |
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| 31 | | - unsigned long addr, unsigned long end, |
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| 32 | | - unsigned long floor, |
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| 33 | | - unsigned long ceiling) |
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| 34 | | -{ |
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| 35 | | - free_pgd_range(tlb, addr, end, floor, ceiling); |
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| 36 | | -} |
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| 37 | | - |
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| 38 | | - |
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| 39 | | -static inline int is_hugepage_only_range(struct mm_struct *mm, |
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| 40 | | - unsigned long addr, unsigned long len) |
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| 41 | | -{ |
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| 42 | | - return 0; |
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| 43 | | -} |
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| 44 | | - |
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| 45 | | -static inline int prepare_hugepage_range(struct file *file, |
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| 46 | | - unsigned long addr, unsigned long len) |
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| 47 | | -{ |
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| 48 | | - struct hstate *h = hstate_file(file); |
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| 49 | | - if (len & ~huge_page_mask(h)) |
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| 50 | | - return -EINVAL; |
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| 51 | | - if (addr & ~huge_page_mask(h)) |
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| 52 | | - return -EINVAL; |
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| 53 | | - return 0; |
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| 54 | | -} |
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| 55 | | - |
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| 56 | | -static inline int huge_pte_none(pte_t pte) |
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| 57 | | -{ |
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| 58 | | - return pte_none(pte); |
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| 59 | | -} |
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| 60 | | - |
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| 61 | | -static inline pte_t huge_pte_wrprotect(pte_t pte) |
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| 62 | | -{ |
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| 63 | | - return pte_wrprotect(pte); |
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| 64 | | -} |
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| 15 | +#include <asm-generic/hugetlb.h> |
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| 65 | 16 | |
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| 66 | 17 | static inline void arch_clear_hugepage_flags(struct page *page) |
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| 67 | 18 | { |
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| 68 | 19 | clear_bit(PG_dcache_clean, &page->flags); |
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| 69 | 20 | } |
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| 21 | +#define arch_clear_hugepage_flags arch_clear_hugepage_flags |
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| 70 | 22 | |
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| 71 | 23 | #endif /* _ASM_ARM_HUGETLB_H */ |
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