RE: [PATCH] scsi: ufs: Improve SCSI abort handling

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>On 11/4/21 3:39 PM, Daejun Park wrote:
>> I found similar code in the ufshcd_err_handler(). I think the following
>> patch will required to fix another warning.
>> 
>> diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
>> index f5ba8f953b87..cce9abc6b879 100644
>> --- a/drivers/scsi/ufs/ufshcd.c
>> +++ b/drivers/scsi/ufs/ufshcd.c
>> @@ -6190,6 +6190,7 @@ static void ufshcd_err_handler(struct work_struct *work)
>>                  }
>>                  dev_err(hba->dev, "Aborted tag %d / CDB %#02x\n", tag,
>>                          hba->lrb[tag].cmd ? hba->lrb[tag].cmd->cmnd[0] : -1);
>> +               hba->lrb[tag].cmd = NULL;
>>          }
>> 
>>          /* Clear pending task management requests */
> 
>Hmm ... since the error handler calls ufshcd_complete_requests(), 
>shouldn't the completion function clear the 'cmd' member? I'm concerned 
>that the above change would break the completion handler.

I missed that the error handler calls ufshcd_complete_requests(). Please
ignore my suggestion.

By the way, I give my reviewed-by tag.

Reviewed-by: Daejun Park <daejun7.park@xxxxxxxxxxx>

Thanks,
Daejun



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