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136 lines
3.0 KiB
136 lines
3.0 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _ASM_GENERIC_HUGETLB_H |
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#define _ASM_GENERIC_HUGETLB_H |
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static inline pte_t mk_huge_pte(struct page *page, pgprot_t pgprot) |
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{ |
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return mk_pte(page, pgprot); |
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} |
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static inline unsigned long huge_pte_write(pte_t pte) |
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{ |
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return pte_write(pte); |
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} |
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static inline unsigned long huge_pte_dirty(pte_t pte) |
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{ |
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return pte_dirty(pte); |
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} |
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static inline pte_t huge_pte_mkwrite(pte_t pte) |
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{ |
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return pte_mkwrite(pte); |
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} |
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static inline pte_t huge_pte_mkdirty(pte_t pte) |
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{ |
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return pte_mkdirty(pte); |
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} |
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static inline pte_t huge_pte_modify(pte_t pte, pgprot_t newprot) |
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{ |
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return pte_modify(pte, newprot); |
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} |
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#ifndef __HAVE_ARCH_HUGE_PTE_CLEAR |
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static inline void huge_pte_clear(struct mm_struct *mm, unsigned long addr, |
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pte_t *ptep, unsigned long sz) |
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{ |
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pte_clear(mm, addr, ptep); |
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} |
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#endif |
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#ifndef __HAVE_ARCH_HUGETLB_FREE_PGD_RANGE |
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static inline void hugetlb_free_pgd_range(struct mmu_gather *tlb, |
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unsigned long addr, unsigned long end, |
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unsigned long floor, unsigned long ceiling) |
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{ |
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free_pgd_range(tlb, addr, end, floor, ceiling); |
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} |
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#endif |
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#ifndef __HAVE_ARCH_HUGE_SET_HUGE_PTE_AT |
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static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, |
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pte_t *ptep, pte_t pte) |
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{ |
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set_pte_at(mm, addr, ptep, pte); |
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} |
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#endif |
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#ifndef __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR |
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static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, |
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unsigned long addr, pte_t *ptep) |
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{ |
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return ptep_get_and_clear(mm, addr, ptep); |
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} |
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#endif |
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#ifndef __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH |
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static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, |
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unsigned long addr, pte_t *ptep) |
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{ |
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ptep_clear_flush(vma, addr, ptep); |
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} |
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#endif |
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#ifndef __HAVE_ARCH_HUGE_PTE_NONE |
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static inline int huge_pte_none(pte_t pte) |
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{ |
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return pte_none(pte); |
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} |
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#endif |
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#ifndef __HAVE_ARCH_HUGE_PTE_WRPROTECT |
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static inline pte_t huge_pte_wrprotect(pte_t pte) |
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{ |
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return pte_wrprotect(pte); |
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} |
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#endif |
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#ifndef __HAVE_ARCH_PREPARE_HUGEPAGE_RANGE |
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static inline int prepare_hugepage_range(struct file *file, |
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unsigned long addr, unsigned long len) |
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{ |
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struct hstate *h = hstate_file(file); |
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if (len & ~huge_page_mask(h)) |
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return -EINVAL; |
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if (addr & ~huge_page_mask(h)) |
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return -EINVAL; |
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return 0; |
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} |
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#endif |
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#ifndef __HAVE_ARCH_HUGE_PTEP_SET_WRPROTECT |
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static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, |
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unsigned long addr, pte_t *ptep) |
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{ |
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ptep_set_wrprotect(mm, addr, ptep); |
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} |
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#endif |
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#ifndef __HAVE_ARCH_HUGE_PTEP_SET_ACCESS_FLAGS |
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static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, |
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unsigned long addr, pte_t *ptep, |
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pte_t pte, int dirty) |
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{ |
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return ptep_set_access_flags(vma, addr, ptep, pte, dirty); |
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} |
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#endif |
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#ifndef __HAVE_ARCH_HUGE_PTEP_GET |
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static inline pte_t huge_ptep_get(pte_t *ptep) |
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{ |
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return ptep_get(ptep); |
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} |
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#endif |
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#ifndef __HAVE_ARCH_GIGANTIC_PAGE_RUNTIME_SUPPORTED |
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static inline bool gigantic_page_runtime_supported(void) |
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{ |
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return IS_ENABLED(CONFIG_ARCH_HAS_GIGANTIC_PAGE); |
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} |
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#endif /* __HAVE_ARCH_GIGANTIC_PAGE_RUNTIME_SUPPORTED */ |
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#endif /* _ASM_GENERIC_HUGETLB_H */
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