pdmask            309 arch/powerpc/mm/hugetlbpage.c 	unsigned long pdmask = ~((1UL << pdshift) - 1);
pdmask            317 arch/powerpc/mm/hugetlbpage.c 	start &= pdmask;
pdmask            321 arch/powerpc/mm/hugetlbpage.c 		ceiling &= pdmask;