p4d_pfn_mask 234 arch/x86/include/asm/pgtable.h return (p4d_val(p4d) & p4d_pfn_mask(p4d)) >> PAGE_SHIFT; p4d_pfn_mask 916 arch/x86/include/asm/pgtable.h return (unsigned long)__va(p4d_val(p4d) & p4d_pfn_mask(p4d)); p4d_pfn_mask 393 arch/x86/include/asm/pgtable_types.h return ~p4d_pfn_mask(p4d);