tag	line	file	source code
_PAGE_4M	164	arch/i386/mm/init.c	pgd_val(pg_dir[0]) = _PAGE_TABLE | _PAGE_4M | address;
_PAGE_4M	165	arch/i386/mm/init.c	pgd_val(pg_dir[768]) = _PAGE_TABLE | _PAGE_4M | address;
_PAGE_4M	303	include/asm-i386/pgtable.h	extern inline int pmd_inuse(pmd_t *pmdp)  { return (pmd_val(*pmdp) & _PAGE_4M) != 0; }