Re: [PATCH] scsi: ufs: Remove an unpaired ufshcd_scsi_unblock_requests() in err_handler()

[Can Guo <cang@xxxxxxxxxxxxxx>]

On 2020-08-20 14:24, Avri Altman wrote:
> > Commit 5586dd8ea250a ("scsi: ufs: Fix a race condition between error
> > handler and runtime PM ops") moves the ufshcd_scsi_block_requests() 
> > inside
> > err_handler(), but forgets to remove the 
> > ufshcd_scsi_unblock_requests() in
> > the early return path. Correct the coding mistake.
>
> "fixes" tag please, for those who don't read the commit message.
> Thanks,
> Avri

Already added one in the V2 of it.

Thanks,

Can Guo.

> > Signed-off-by: Can Guo <cang@xxxxxxxxxxxxxx>
> >
> > diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
> > index 2b55c2e..b8441ad 100644
> > --- a/drivers/scsi/ufs/ufshcd.c
> > +++ b/drivers/scsi/ufs/ufshcd.c
> > @@ -5670,7 +5670,6 @@ static void ufshcd_err_handler(struct 
> > work_struct
> > *work)
> >                 if (hba->ufshcd_state != UFSHCD_STATE_ERROR)
> >                         hba->ufshcd_state = UFSHCD_STATE_OPERATIONAL;
> >                 spin_unlock_irqrestore(hba->host->host_lock, flags);
> > -               ufshcd_scsi_unblock_requests(hba);
> >                 return;
> >         }
> >         ufshcd_set_eh_in_progress(hba);
> > --
> > Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a 
> > Linux
> > Foundation Collaborative Project.