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Date: Tue, 9 Apr 2024 10:21:58 -0700
From: Bart Van Assche <bvanassche@....org>
To: SEO HOYOUNG <hy50.seo@...sung.com>, linux-scsi@...r.kernel.org,
 linux-kernel@...r.kernel.org, alim.akhtar@...sung.com, avri.altman@....com,
 jejb@...ux.ibm.com, martin.petersen@...cle.com, beanhuo@...ron.com,
 kwangwon.min@...sung.com, kwmad.kim@...sung.com, sh425.lee@...sung.com,
 quic_nguyenb@...cinc.com, cpgs@...sung.com, h10.kim@...sung.com
Subject: Re: [PATCH v2] scsi: ufs: core: changing the status to check inflight

On 4/8/24 23:32, SEO HOYOUNG wrote:
> diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
> index 21429eec1b82..c940f52d9003 100644
> --- a/drivers/ufs/core/ufshcd.c
> +++ b/drivers/ufs/core/ufshcd.c
> @@ -3082,16 +3082,7 @@ static int ufshcd_compose_dev_cmd(struct ufs_hba *hba,
>    */
>   bool ufshcd_cmd_inflight(struct scsi_cmnd *cmd)
>   {
> -	struct request *rq;
> -
> -	if (!cmd)
> -		return false;
> -
> -	rq = scsi_cmd_to_rq(cmd);
> -	if (!blk_mq_request_started(rq))
> -		return false;
> -
> -	return true;
> +	return cmd && (blk_mq_rq_state(scsi_cmd_to_rq(cmd)) == MQ_RQ_IN_FLIGHT);
>   }

There are superfluous parentheses in the above return statement. It is
unusual in Linux kernel code to surround equality tests with
parentheses.

Anyway:

Reviewed-by: Bart Van Assche <bvanassche@....org>

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