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| author | Josef Bacik <jbacik@fb.com> | 2018-07-03 11:14:57 -0400 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2018-07-09 09:07:54 -0600 |
| commit | 2ecbf456352d0699f51b4c6d70ea5bf29766579c (patch) | |
| tree | 3f7dcf7c71cda4d74d1a8371741cb498e43c02ff /block/blk-stat.h | |
| parent | 2cf855837b89d92996cf264713f3bed2bf9b0b4f (diff) | |
| download | linux-stable-2ecbf456352d0699f51b4c6d70ea5bf29766579c.tar.gz linux-stable-2ecbf456352d0699f51b4c6d70ea5bf29766579c.tar.bz2 linux-stable-2ecbf456352d0699f51b4c6d70ea5bf29766579c.zip | |
blk-stat: export helpers for modifying blk_rq_stat
We need to use blk_rq_stat in the blkcg qos stuff, so export some of
these helpers so they can be used by other things.
Signed-off-by: Josef Bacik <jbacik@fb.com>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk-stat.h')
| -rw-r--r-- | block/blk-stat.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/block/blk-stat.h b/block/blk-stat.h index 78399cdde9c9..f4a1568e81a4 100644 --- a/block/blk-stat.h +++ b/block/blk-stat.h @@ -159,4 +159,8 @@ static inline void blk_stat_activate_msecs(struct blk_stat_callback *cb, mod_timer(&cb->timer, jiffies + msecs_to_jiffies(msecs)); } +void blk_rq_stat_add(struct blk_rq_stat *, u64); +void blk_rq_stat_sum(struct blk_rq_stat *, struct blk_rq_stat *); +void blk_rq_stat_init(struct blk_rq_stat *); + #endif |