linux-kernel - Re: [PATCH v2] scsi: ufs: core: Do not hold any lock in ufshcd_hba

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Message-ID: <yq1seqwjlvs.fsf@ca-mkp.ca.oracle.com>
Date: Mon, 09 Dec 2024 21:46:33 -0500
From: "Martin K. Petersen" <martin.petersen@...cle.com>
To: Avri Altman <avri.altman@....com>
Cc: "Martin K . Petersen" <martin.petersen@...cle.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        Bart Van
 Assche <bvanassche@....org>
Subject: Re: [PATCH v2] scsi: ufs: core: Do not hold any lock in
 ufshcd_hba_stop


Avri,

> This change is motivated by Bart's suggestion in [1], which enables to
> further reduce the scsi host lock usage in the ufs driver. The reason
> why it make sense, because although the legacy interrupt is disabled
> by some but not all ufshcd_hba_stop() callers, it is safe to nest
> disable_irq() calls as it checks the irq depth.

Applied to 6.14/scsi-staging, thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering