linux-kernel - Re: [PATCH v3 4/6] scsi: ufs: core: Remove redundant check

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Date:   Wed, 1 Mar 2023 03:38:45 +0000
From:   Powen Kao (高伯文) <Powen.Kao@...iatek.com>
To:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-mediatek@...ts.infradead.org" 
        <linux-mediatek@...ts.infradead.org>,
        "jejb@...ux.ibm.com" <jejb@...ux.ibm.com>,
        "avri.altman@....com" <avri.altman@....com>,
        "bvanassche@....org" <bvanassche@....org>,
        "martin.petersen@...cle.com" <martin.petersen@...cle.com>,
        "linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
        "alim.akhtar@...sung.com" <alim.akhtar@...sung.com>,
        "huobean@...il.com" <huobean@...il.com>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "matthias.bgg@...il.com" <matthias.bgg@...il.com>
CC:     Peter Wang (王信友) 
        <peter.wang@...iatek.com>,
        Eddie Huang (黃智傑) 
        <eddie.huang@...iatek.com>,
        Jiajie Hao (郝加节) 
        <jiajie.hao@...iatek.com>,
        CC Chou (周志杰) <cc.chou@...iatek.com>,
        Alice Chao (趙珮均) 
        <Alice.Chao@...iatek.com>,
        wsd_upstream <wsd_upstream@...iatek.com>,
        Chun-Hung Wu (巫駿宏) 
        <Chun-hung.Wu@...iatek.com>,
        Chaotian Jing (井朝天) 
        <Chaotian.Jing@...iatek.com>,
        Naomi Chu (朱詠田) <Naomi.Chu@...iatek.com>,
        Stanley Chu (朱原陞) 
        <stanley.chu@...iatek.com>,
        Mason Zhang (章辉) <Mason.Zhang@...iatek.com>
Subject: Re: [PATCH v3 4/6] scsi: ufs: core: Remove redundant check

Hi Bean,

Yes, looks like it's fixed by that patch.

Please drop this one then.

On Sun, 2023-02-26 at 17:23 +0100, Bean Huo wrote:
> On 23.02.23 4:27 PM, Po-Wen Kao wrote:
> > is_mcq_supported() already check on use_mcq_mode.
> > 
> > Signed-off-by: Po-Wen Kao <powen.kao@...iatek.com>
> > Reviewed-by: Stanley Chu <stanley.chu@...iatek.com>
> > Reviewed-by: Ziqi Chen <quic_ziqichen@...cinc.com>
> > ---
> >   drivers/ufs/core/ufshcd.c | 2 +-
> >   1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
> > index 81c9f07ebfc8..3357cfa23616 100644
> > --- a/drivers/ufs/core/ufshcd.c
> > +++ b/drivers/ufs/core/ufshcd.c
> > @@ -8544,7 +8544,7 @@ static int ufshcd_device_init(struct ufs_hba
> > *hba, bool init_dev_params)
> >   			hba->scsi_host_added = true;
> >   		}
> >   		/* MCQ may be disabled if ufshcd_alloc_mcq() fails */
> > -		if (is_mcq_supported(hba) && use_mcq_mode)
> 
> This has been removed/optimized  by commit:
> 
> 
https://urldefense.com/v3/__https://patches.linaro.org/project/linux-scsi/patch/8840cea4a57b46dabce18acc39afc50ab826330f.1676567593.git.quic_asutoshd@quicinc.com/__;!!CTRNKA9wMg0ARbw!legN0lOmB4vG3dFE4M0Wm1kLquVrJo9db7WDDHm6YMc2VM2QAhGFKYo9qZmrGnkLM-UNpgMOni5aor9swQ$ 
>  
> 
> so this patch is not necessary anymore???
> 
> 
> > +		if (is_mcq_supported(hba))
> >   			ufshcd_config_mcq(hba);
> >   	}
> >