tree 42c0d2935f29a7644425146bd2ea08f436d70e8e
parent c8e52ba5e2d6df5acaaeedda20d74f4ec3adcc82
author Jens Axboe <axboe@fb.com> 1481314115 -0700
committer Jens Axboe <axboe@fb.com> 1481314115 -0700

blk-stat: fix a few cases of missing batch flushing

Everytime we need to read ->nr_samples, we should have flushed
the batch first. The non-mq read path also needs to flush the
batch.

Signed-off-by: Jens Axboe <axboe@fb.com>