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blk-stat: kill blk_stat_rq_ddir()

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No point in providing and exporting this helper. There's just
one (real) user of it, just use rq_data_dir().

Reviewed-by: Christoph Hellwig <[email protected]>
Signed-off-by: Jens Axboe <[email protected]>
This commit is contained in:
Jens Axboe 2017-04-21 07:55:42 -06:00
commit 99c749a4c4
4 changed files with 7 additions and 19 deletions
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11
block/blk-stat.h
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@ -112,17 +112,6 @@ static inline void blk_stat_set_issue(struct blk_issue_stat *stat,
/* record time/size info in request but not add a callback */
void blk_stat_enable_accounting(struct request_queue *q);
/*
* blk_stat_rq_ddir() - Bucket callback function for the request data direction.
* @rq: Request.
*
* This is the same as rq_data_dir() but as a function so it can be used as
* @bucket_fn for blk_stat_alloc_callback().
*
* Return: Data direction of the request, either READ or WRITE.
*/
int blk_stat_rq_ddir(const struct request *rq);
/**
* blk_stat_alloc_callback() - Allocate a block statistics callback.
* @timer_fn: Timer callback function.