_PAGE_WRITE_4U
prot |= _PAGE_WRITE_4U;
: "i" (_PAGE_WRITE_4U), "i" (_PAGE_WRITE_4V));
: "i" (_PAGE_WRITE_4U), "i" (_PAGE_WRITE_4V));
: "0" (val), "i" (_PAGE_WRITE_4U | _PAGE_W_4U),
#define __DIRTY_BITS_4U (_PAGE_MODIFIED_4U | _PAGE_WRITE_4U | _PAGE_W_4U)
__ACCESS_BITS_4U | _PAGE_WRITE_4U | _PAGE_EXEC_4U);