Re: [PATCH v2] scsi: ufs: core: Fix ufshcd_inc_sq_tail function bug

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To: Zhang Hui <masonzhang.xiaomi@xxxxxxxxx>
Subject: Re: [PATCH v2] scsi: ufs: core: Fix ufshcd_inc_sq_tail function bug
From: "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>
Date: Wed, 07 Jun 2023 21:10:14 -0400
Cc: Alim Akhtar <alim.akhtar@xxxxxxxxxxx>, Avri Altman <avri.altman@xxxxxxx>, Bart Van Assche <bvanassche@xxxxxxx>, "James E . J . Bottomley" <jejb@xxxxxxxxxxxxx>, "Martin K . Petersen" <martin.petersen@xxxxxxxxxx>, Can Guo <quic_cang@xxxxxxxxxxx>, Manivannan Sadhasivam <mani@xxxxxxxxxx>, Asutosh Das <quic_asutoshd@xxxxxxxxxxx>, Arthur Simchaev <Arthur.Simchaev@xxxxxxx>, Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>, zhanghui <zhanghui31@xxxxxxxxxx>, Bean Huo <beanhuo@xxxxxxxxxx>, peng.zhou@xxxxxxxxxxxx, yudongbin@xxxxxxxxxx, linux-scsi@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx
In-reply-to: <20230601124613.1446-1-zhanghui31@xiaomi.com> (Zhang Hui's message of "Thu, 1 Jun 2023 20:46:14 +0800")
Organization: Oracle Corporation

Zhang,

> When qdepth is not power of 2, not every bit of the mask is 1, so
> sq_tail_slot some bits will be cleared unexpected.

Applied to 6.5/scsi-staging, thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering

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- [PATCH v2] scsi: ufs: core: Fix ufshcd_inc_sq_tail function bug
  - From: Zhang Hui

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