block: describe difference between flags IO_STAT and STATS
authorKonstantin Khlebnikov <khlebnikov@yandex-team.ru>
Thu, 11 Oct 2018 07:07:06 +0000 (10:07 +0300)
committerJens Axboe <axboe@kernel.dk>
Thu, 11 Oct 2018 17:04:21 +0000 (11:04 -0600)
commit4822e902f9bdffaea2817471365e000966f0d1a1
tree4423a310ee685e38884db34a1c97ae9214f23e3c
parent486c6fba90f64d8d6e09f5a36aa722af6b52828c
block: describe difference between flags IO_STAT and STATS

This adds reasonable comments, but they definitely needs better names.

Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
include/linux/blkdev.h