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Date:   Thu, 19 Oct 2023 12:50:32 +0800
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Subject: Re: [PATCH v3 0/3] scsi: ufs: core: support WB buffer resize function
To:     Alim Akhtar <alim.akhtar@samsung.com>,
        Avri Altman <avri.altman@wdc.com>,
        Bart Van Assche <bvanassche@acm.org>,
        "James E.J. Bottomley" <jejb@linux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@oracle.com>,
        Bean Huo <beanhuo@micron.com>, Can Guo <quic_cang@quicinc.com>,
        Arthur Simchaev <arthur.simchaev@wdc.com>,
        Stanley Chu <stanley.chu@mediatek.com>,
        Manivannan Sadhasivam <mani@kernel.org>,
        Asutosh Das <quic_asutoshd@quicinc.com>,
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        Po-Wen Kao <powen.kao@mediatek.com>,
        Eric Biggers <ebiggers@google.com>,
        Keoseong Park <keosung.park@samsung.com>,
        linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org
Cc:     opensource.kernel@vivo.com
References: <20230911055810.879-1-luhongfei@vivo.com>
From:   Lu Hongfei <luhongfei@vivo.com>
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On 2023/9/11 13:57, Lu Hongfei wrote:
> Hello,
>
> In August 2023, the ballot for resizing the WriteBooster buffer has been
> approved.
>
> This v3 series implements the function of controlling the WriteBooster
> buffer resize via sysfs that will be supported in UFS.
>
> version 2 changes
> -Using sysfs to control WB buffer resize instead of exception event handler
> -Removed content related to exception event
> -Solved several issues that caused compilation errors
>
> version 3 changes
> -Removed UFS version number check
> -Optimized several function names to make their definitions clear and easy
> to understand
> -Fixed several formatting issues to avoid reporting warning information
> during compilation
> -Removed the ufshcd_scsi_block_requests(), ufshcd_wait_for_doorbell_clr()
> and ufshcd_scsi_unblock_requests() calls in ufshcd_configure_wb_buf_resize.
>
> ------------------------------------------------------------------------
> Lu Hongfei (3):
>    scsi: ufs: core: add wb buffer resize related attr_idn
>    scsi: ufs: core: Add sysfs attribute to control WB buffer resize
>      function
>    scsi: ufs: core: Add sysfs attributes to get the hint information and
>      status of WB buffer resize
>
>   Documentation/ABI/testing/sysfs-driver-ufs | 52 ++++++++++++++++
>   drivers/ufs/core/ufs-sysfs.c               | 70 ++++++++++++++++++++++
>   drivers/ufs/core/ufshcd.c                  | 15 +++++
>   include/ufs/ufs.h                          |  5 +-
>   include/ufs/ufshcd.h                       |  1 +
>   5 files changed, 142 insertions(+), 1 deletion(-)

Hi Bart,

Are there any new developments in this group of patches?

Thanks,

Hongfei.