max_period_delta 1030 block/blk-iocost.c u64 last_period, cur_period, max_period_delta; max_period_delta 1075 block/blk-iocost.c max_period_delta = DIV64_U64_ROUND_UP(VTIME_VALID_DUR, ioc->period_us); max_period_delta 1080 block/blk-iocost.c if (last_period + max_period_delta < cur_period ||