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/linux-4.1.27/arch/x86/mm/
Dpageattr.c600 pgprot_t ref_prot; in __split_large_page() local
614 ref_prot = pte_pgprot(pte_clrhuge(*kpte)); in __split_large_page()
618 ref_prot = pgprot_large_2_4k(ref_prot); in __split_large_page()
628 if (pgprot_val(ref_prot) & _PAGE_PRESENT) in __split_large_page()
629 pgprot_val(ref_prot) |= _PAGE_PSE; in __split_large_page()
631 pgprot_val(ref_prot) &= ~_PAGE_PSE; in __split_large_page()
641 if (pgprot_val(ref_prot) & _PAGE_PRESENT) in __split_large_page()
642 pgprot_val(ref_prot) |= _PAGE_GLOBAL; in __split_large_page()
644 pgprot_val(ref_prot) &= ~_PAGE_GLOBAL; in __split_large_page()
651 set_pte(&pbase[i], pfn_pte(pfn, canon_pgprot(ref_prot))); in __split_large_page()