pud_offset        637 arch/x86/include/asm/pgtable.h static inline pud_t *pud_offset(pgd_t *pgd, unsigned long address)
pud_offset         18 include/asm-generic/4level-fixup.h #define pud_offset(pgd, start)		(pgd)
pud_offset         38 include/asm-generic/pgtable-nopud.h static inline pud_t * pud_offset(pgd_t * pgd, unsigned long address)