Re: [PATCH v3 03/16] block/blk-rq-qos: Move a function from a header file into a C file

[Himanshu Madhani <himanshu.madhani@xxxxxxxxxx>]

On 6/17/21 7:44 PM, Bart Van Assche wrote:
> rq_qos_id_to_name() is only used in blk-mq-debugfs.c so move that function
> into in blk-mq-debugfs.c.
>
> Cc: Damien Le Moal <damien.lemoal@xxxxxxx>
> Cc: Hannes Reinecke <hare@xxxxxxx>
> Cc: Christoph Hellwig <hch@xxxxxx>
> Cc: Ming Lei <ming.lei@xxxxxxxxxx>
> Cc: Johannes Thumshirn <johannes.thumshirn@xxxxxxx>
> Cc: Himanshu Madhani <himanshu.madhani@xxxxxxxxxx>
> Signed-off-by: Bart Van Assche <bvanassche@xxxxxxx>
> ---
>   block/blk-mq-debugfs.c | 13 +++++++++++++
>   block/blk-rq-qos.h     | 13 -------------
>   2 files changed, 13 insertions(+), 13 deletions(-)
>
> diff --git a/block/blk-mq-debugfs.c b/block/blk-mq-debugfs.c
> index 2a75bc7401df..6ac1c86f62ef 100644
> --- a/block/blk-mq-debugfs.c
> +++ b/block/blk-mq-debugfs.c
> @@ -937,6 +937,19 @@ void blk_mq_debugfs_unregister_sched(struct request_queue *q)
>   	q->sched_debugfs_dir = NULL;
>   }
>   
> +static const char *rq_qos_id_to_name(enum rq_qos_id id)
> +{
> +	switch (id) {
> +	case RQ_QOS_WBT:
> +		return "wbt";
> +	case RQ_QOS_LATENCY:
> +		return "latency";
> +	case RQ_QOS_COST:
> +		return "cost";
> +	}
> +	return "unknown";
> +}
> +
>   void blk_mq_debugfs_unregister_rqos(struct rq_qos *rqos)
>   {
>   	debugfs_remove_recursive(rqos->debugfs_dir);
> diff --git a/block/blk-rq-qos.h b/block/blk-rq-qos.h
> index 2bcb3495e376..a77afbdd472c 100644
> --- a/block/blk-rq-qos.h
> +++ b/block/blk-rq-qos.h
> @@ -79,19 +79,6 @@ static inline struct rq_qos *blkcg_rq_qos(struct request_queue *q)
>   	return rq_qos_id(q, RQ_QOS_LATENCY);
>   }
>   
> -static inline const char *rq_qos_id_to_name(enum rq_qos_id id)
> -{
> -	switch (id) {
> -	case RQ_QOS_WBT:
> -		return "wbt";
> -	case RQ_QOS_LATENCY:
> -		return "latency";
> -	case RQ_QOS_COST:
> -		return "cost";
> -	}
> -	return "unknown";
> -}
> -
>   static inline void rq_wait_init(struct rq_wait *rq_wait)
>   {
>   	atomic_set(&rq_wait->inflight, 0);

Looks Good.

Reviewed-by: Himanshu Madhani <himanshu.madhani@xxxxxxxxxx>

--
Himanshu Madhani                                Oracle Linux Engineering