linux-kernel - Re: [PATCH v2 2/4] scsi: ufs: Re-use exec_dev

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Date: Wed, 06 Mar 2024 23:05:13 +0100
From: Bean Huo <huobean@...il.com>
To: Avri Altman <avri.altman@....com>, "James E . J . Bottomley"
 <jejb@...ux.vnet.ibm.com>, "Martin K . Petersen"
 <martin.petersen@...cle.com>
Cc: Bart Van Assche <bvanassche@....org>, Bean Huo <beanhuo@...ron.com>, 
	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/4] scsi: ufs: Re-use exec_dev_cmd

On Tue, 2024-03-05 at 23:00 +0200, Avri Altman wrote:
> Move out the actual command issue from exec_dev_cmd so it can be used
> elsewhere.  While at it, remove a redundant "lrbp->cmd = NULL"
> assignment.  Also, as a free bonus, call the upiu trace if it
> doesn't.


This statement is a bit strange, what it is "if it doesn't"?

from the change, the patch refactors command issue for broader usage
and enhance UPIU tracing, isolate the command issuance logic from
`ufshcd_exec_dev_cmd` to allow reuse across different contexts.