On 10/23/18 10:30 PM, Xiaoguang Wang wrote:
> trace_block_getrq() is to indicate a request struct has been allcoated
> for queue, so put it in right place.
>
> Signed-off-by: Xiaoguang Wang <xiaoguang.w...@linux.alibaba.com>
> ---
> block/blk-mq.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/block/blk-mq.c b/block/blk-mq.c
> index e3c39ea8e17b..93aec25f1340 100644
> --- a/block/blk-mq.c
> +++ b/block/blk-mq.c
> @@ -1833,8 +1833,6 @@ static blk_qc_t blk_mq_make_request(struct
> request_queue *q, struct bio *bio)
>
> rq_qos_throttle(q, bio, NULL);
>
> - trace_block_getrq(q, bio, bio->bi_opf);
> -
> rq = blk_mq_get_request(q, bio, bio->bi_opf, &data);
> if (unlikely(!rq)) {
> rq_qos_cleanup(q, bio);
> @@ -1843,6 +1841,8 @@ static blk_qc_t blk_mq_make_request(struct
> request_queue *q, struct bio *bio)
> return BLK_QC_T_NONE;
> }
>
> + trace_block_getrq(q, bio, bio->bi_opf);
> +
> rq_qos_track(q, rq, bio);
>
> cookie = request_to_qc_t(data.hctx, rq);
>
Looks fine.
Reviewed-by: Jianchao Wang <jianchao.w.w...@oracle.com>
Thanks
Jianchao
