block: only calculate part_in_flight() once
authorJens Axboe <axboe@fb.com>
Fri, 9 May 2014 21:48:23 +0000 (15:48 -0600)
committerJens Axboe <axboe@fb.com>
Mon, 30 Mar 2015 18:54:43 +0000 (12:54 -0600)
commit77aa7e3eb93eb94f2bbd1c43356a45d462eaf44f
treee2724fd406c5cf5225fe9648b8da08fabd1e4b4f
parent2e968716c4df7a99a605aca2e7aab679eb252b57
block: only calculate part_in_flight() once

We first check if we have inflight IO, then retrieve that
same number again. Usually this isn't that costly since the
chance of having the data dirtied in between is small, but
there's no reason for calling part_in_flight() twice.

Signed-off-by: Jens Axboe <axboe@fb.com>
block/blk-core.c