_PAGE_IOMAP 561 arch/x86/mm/init_32.c pteval_t __supported_pte_mask __read_mostly = ~(_PAGE_NX | _PAGE_GLOBAL | _PAGE_IOMAP); _PAGE_IOMAP 92 arch/x86/mm/init_64.c pteval_t __supported_pte_mask __read_mostly = ~_PAGE_IOMAP; _PAGE_IOMAP 102 include/asm-x86/pgtable.h #define __PAGE_KERNEL_IO (__PAGE_KERNEL | _PAGE_IOMAP) _PAGE_IOMAP 103 include/asm-x86/pgtable.h #define __PAGE_KERNEL_IO_NOCACHE (__PAGE_KERNEL_NOCACHE | _PAGE_IOMAP) _PAGE_IOMAP 104 include/asm-x86/pgtable.h #define __PAGE_KERNEL_IO_UC_MINUS (__PAGE_KERNEL_UC_MINUS | _PAGE_IOMAP) _PAGE_IOMAP 105 include/asm-x86/pgtable.h #define __PAGE_KERNEL_IO_WC (__PAGE_KERNEL_WC | _PAGE_IOMAP)