24 lines
738 B
C
24 lines
738 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_POWERPC_NOHASH_HUGETLB_E500_H
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#define _ASM_POWERPC_NOHASH_HUGETLB_E500_H
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void flush_hugetlb_page(struct vm_area_struct *vma, unsigned long vmaddr);
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static inline int check_and_get_huge_psize(int shift)
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{
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if (shift & 1) /* Not a power of 4 */
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return -EINVAL;
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return shift_to_mmu_psize(shift);
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}
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static inline pte_t arch_make_huge_pte(pte_t entry, unsigned int shift, vm_flags_t flags)
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{
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unsigned int tsize = shift - _PAGE_PSIZE_SHIFT_OFFSET;
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pte_basic_t val = (tsize << _PAGE_PSIZE_SHIFT) & _PAGE_PSIZE_MSK;
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return __pte((pte_val(entry) & ~(pte_basic_t)_PAGE_PSIZE_MSK) | val);
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}
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#define arch_make_huge_pte arch_make_huge_pte
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#endif /* _ASM_POWERPC_NOHASH_HUGETLB_E500_H */
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