_PAGE_PKEY_BIT0 70 arch/x86/include/asm/pgtable_types.h #define _PAGE_PKEY_MASK (_PAGE_PKEY_BIT0 | \ _PAGE_PKEY_BIT0 17 arch/x86/include/uapi/asm/mman.h ((vm_flags) & VM_PKEY_BIT0 ? _PAGE_PKEY_BIT0 : 0) | \