__bio_issue_time 496 block/blk-iolatency.c now = __bio_issue_time(now); __bio_issue_time 2274 block/blk-throttle.c finish_time = __bio_issue_time(finish_time_ns) >> 10; __bio_issue_time 123 include/linux/blk_types.h return __bio_issue_time(issue->value);