From: "Peter Wang (王信友)" <peter.wang@mediatek.com>
To: "beanhuo@micron.com" <beanhuo@micron.com>,
"mani@kernel.org" <mani@kernel.org>,
"can.guo@oss.qualcomm.com" <can.guo@oss.qualcomm.com>,
"bvanassche@acm.org" <bvanassche@acm.org>,
"martin.petersen@oracle.com" <martin.petersen@oracle.com>
Cc: "linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"alim.akhtar@samsung.com" <alim.akhtar@samsung.com>,
"avri.altman@wdc.com" <avri.altman@wdc.com>,
"James.Bottomley@HansenPartnership.com"
<James.Bottomley@HansenPartnership.com>
Subject: Re: [PATCH 3/3] scsi: ufs: core: Always run tx_eqtr POST_CHANGE notify
Date: Tue, 23 Jun 2026 09:06:59 +0000 [thread overview]
Message-ID: <6756c061948dbabcee037a7f37381a5d9110d972.camel@mediatek.com> (raw)
In-Reply-To: <20260620080322.3765210-4-can.guo@oss.qualcomm.com>
On Sat, 2026-06-20 at 01:03 -0700, Can Guo wrote:
> ufshcd_tx_eqtr() skips POST_CHANGE notify when __ufshcd_tx_eqtr()
> fails. That can leave variant cleanup incomplete when PRE_CHANGE
> saved
> temporary state that POST_CHANGE is expected to restore.
>
> Always call POST_CHANGE once PRE_CHANGE has succeeded. Keep the TX
> EQTR
> result as the primary return value, and only propagate POST_CHANGE
> failure when TX EQTR itself succeeded.
>
> Log PRE_CHANGE and POST_CHANGE notify failures to make variant
> callback
> failures visible in TX EQTR error paths.
>
> Signed-off-by: Can Guo <can.guo@oss.qualcomm.com>
> ---
Reviewed-by: Peter Wang <peter.wang@mediatek.com>
next prev parent reply other threads:[~2026-06-23 9:07 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20260620080322.3765210-1-can.guo@oss.qualcomm.com>
2026-06-20 8:03 ` [PATCH 1/3] scsi: ufs: ufs-qcom: Restore TX Equalization settings on FOM failure Can Guo
2026-06-23 6:33 ` Manivannan Sadhasivam
2026-06-23 13:23 ` Can Guo
2026-06-20 8:03 ` [PATCH 2/3] scsi: ufs: core: Tolerate RX_FOM read failures in TX EQTR Can Guo
2026-06-23 6:37 ` Manivannan Sadhasivam
2026-06-23 9:05 ` Peter Wang (王信友)
2026-06-23 13:08 ` Can Guo
2026-06-20 8:03 ` [PATCH 3/3] scsi: ufs: core: Always run tx_eqtr POST_CHANGE notify Can Guo
2026-06-23 6:45 ` Manivannan Sadhasivam
2026-06-23 9:06 ` Peter Wang (王信友) [this message]
2026-07-06 14:34 ` Bart Van Assche
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