pgd_populate      624 arch/x86/mm/init_64.c 		pgd_populate(&init_mm, pgd, __va(pud_phys));
pgd_populate       25 include/asm-generic/4level-fixup.h #define pud_populate(mm, pud, pmd)	pgd_populate(mm, pud, pmd)
pgd_populate     2725 mm/memory.c    		pgd_populate(mm, pgd, new);
pgd_populate     2754 mm/memory.c    		pgd_populate(mm, pud, new);
pgd_populate      117 mm/sparse-vmemmap.c 		pgd_populate(&init_mm, pgd, p);