bdev_end_io_acct
EXPORT_SYMBOL(bdev_end_io_acct);
bdev_end_io_acct(orig_bdev, bio_op(bio), bio_sectors(bio), start_time);
bdev_end_io_acct(bio->bi_bdev, bio_op(bio),
bdev_end_io_acct(ns->head->disk->part0, req_op(rq),
void bdev_end_io_acct(struct block_device *bdev, enum req_op op,