pud_index 35 arch/x86/kernel/head_64.S #define pud_index(x) (((x) >> PUD_SHIFT) & (PTRS_PER_PUD-1)) pud_index 205 include/asm-x86/pgtable_64.h #define pud_index(address) (((address) >> PUD_SHIFT) & (PTRS_PER_PUD - 1))