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Subject: Re: [PATCH v1 3/3] scsi: ufs: Use UPIU query trace in devman_upiu_cmd
To:     Bean Huo <huobean@gmail.com>, alim.akhtar@samsung.com,
        avri.altman@wdc.com, asutoshd@codeaurora.org, jejb@linux.ibm.com,
        martin.petersen@oracle.com, stanley.chu@mediatek.com,
        beanhuo@micron.com, tomas.winkler@intel.com, cang@codeaurora.org
Cc:     linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org
References: <20210523211409.210304-1-huobean@gmail.com>
 <20210523211409.210304-4-huobean@gmail.com>
From:   Bart Van Assche <bvanassche@acm.org>
Message-ID: <74d9b6e5-489d-9267-1c6f-c59f9164136d@acm.org>
Date:   Sun, 23 May 2021 18:32:58 -0700
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On 5/23/21 2:14 PM, Bean Huo wrote:
> +	ufshcd_add_query_upiu_trace(hba, err ? UFS_QUERY_ERR : UFS_QUERY_COMP,
> +				    (struct utp_upiu_req *)lrbp->ucd_rsp_ptr);

Why is there a cast in the above code from a response pointer to a
request pointer type?

Thanks,

Bart.