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47 lines
1.3 KiB
47 lines
1.3 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _ASM_PARISC64_HUGETLB_H |
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#define _ASM_PARISC64_HUGETLB_H |
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#include <asm/page.h> |
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#define __HAVE_ARCH_HUGE_SET_HUGE_PTE_AT |
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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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#define __HAVE_ARCH_HUGE_PTEP_GET_AND_CLEAR |
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pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, |
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pte_t *ptep); |
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/* |
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* If the arch doesn't supply something else, assume that hugepage |
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* size aligned regions are ok without further preparation. |
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*/ |
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#define __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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if (len & ~HPAGE_MASK) |
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return -EINVAL; |
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if (addr & ~HPAGE_MASK) |
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return -EINVAL; |
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return 0; |
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} |
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#define __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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} |
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#define __HAVE_ARCH_HUGE_PTEP_SET_WRPROTECT |
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void huge_ptep_set_wrprotect(struct mm_struct *mm, |
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unsigned long addr, pte_t *ptep); |
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#define __HAVE_ARCH_HUGE_PTEP_SET_ACCESS_FLAGS |
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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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#include <asm-generic/hugetlb.h> |
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#endif /* _ASM_PARISC64_HUGETLB_H */
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