subnd 1601 drivers/md/dm.c #define __dm_part_stat_sub(part, field, subnd) \ subnd 1602 drivers/md/dm.c (part_stat_get(part, field) -= (subnd)) subnd 389 include/linux/genhd.h #define part_stat_sub(gendiskp, field, subnd) \ subnd 390 include/linux/genhd.h part_stat_add(gendiskp, field, -subnd)