linux-kernel - Re: [PATCH v2 1/1] scsi: ufs: core: Flush exception handling work when RPM level is zero

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Message-ID: <4cb7b0c51d81f8e9959b0c50f12f1ca1416885a7.camel@mediatek.com>
Date: Tue, 27 Jan 2026 02:06:37 +0000
From: Peter Wang (王信友) <peter.wang@...iatek.com>
To: "thomasyen@...gle.com" <thomasyen@...gle.com>
CC: "beanhuo@...ron.com" <beanhuo@...ron.com>, "avri.altman@....com"
	<avri.altman@....com>, "quic_nguyenb@...cinc.com" <quic_nguyenb@...cinc.com>,
	"linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
	"bvanassche@....org" <bvanassche@....org>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>, "adrian.hunter@...el.com"
	<adrian.hunter@...el.com>, "alim.akhtar@...sung.com"
	<alim.akhtar@...sung.com>, "stable@...r.kernel.org" <stable@...r.kernel.org>,
	"martin.petersen@...cle.com" <martin.petersen@...cle.com>,
	"James.Bottomley@...senPartnership.com"
	<James.Bottomley@...senPartnership.com>
Subject: Re: [PATCH v2 1/1] scsi: ufs: core: Flush exception handling work
 when RPM level is zero

On Tue, 2026-01-27 at 09:26 +0800, Thomas Yen wrote:
> diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
> index 0369043ca010..3a0e6c9ba86a 100644
> --- a/drivers/ufs/core/ufshcd.c
> +++ b/drivers/ufs/core/ufshcd.c
> @@ -9997,6 +9997,7 @@ static int __ufshcd_wl_suspend(struct ufs_hba
> *hba, enum ufs_pm_op pm_op)
>  
>  	if (req_dev_pwr_mode == UFS_ACTIVE_PWR_MODE &&
>  			req_link_state == UIC_LINK_ACTIVE_STATE) {
> +		flush_work(&hba->eeh_work);
> 

Hi Thomas,

Should disable auto bkop before flush ee wroker?
Or the evecption could still hapeen after flush?

Thanks.
Peter