linux-kernel - Re: [PATCH v2] scsi: ufs: core: fix racing issue during ufshcd_mcq

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Message-ID: <e9745815-afc0-46c6-828b-c969a2d352eb@acm.org>
Date:   Wed, 15 Nov 2023 10:22:12 -0800
From:   Bart Van Assche <bvanassche@....org>
To:     hoyoung seo <hy50.seo@...sung.com>, linux-scsi@...r.kernel.org,
        linux-kernel@...r.kernel.org, alim.akhtar@...sung.com,
        avri.altman@....com, jejb@...ux.ibm.com,
        martin.petersen@...cle.com, beanhuo@...ron.com,
        kwangwon.min@...sung.com, kwmad.kim@...sung.com,
        sh425.lee@...sung.com, sc.suh@...sung.com,
        quic_nguyenb@...cinc.com, cpgs@...sung.com, grant.jung@...sung.com,
        junwoo80.lee@...sung.com
Subject: Re: [PATCH v2] scsi: ufs: core: fix racing issue during
 ufshcd_mcq_abort

On 11/14/23 21:27, hoyoung seo wrote:
> The test_bit() function just check SCMD_STATE_COMPLETE bit state.
> Do not set SCMD_STATE_COMPLETE field.
> This function is also used in ufshcd_mcq_compl_pending_transfer()
> to check the status of cmd.

Right, I misread your patch. Can you please take a look at the following
patch and verify whether it perhaps addresses the same issue that you want
to address: https://lore.kernel.org/linux-scsi/20231115131024.15829-1-peter.wang@mediatek.com/

Thanks,

Bart.