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Thu, 24 Jun 2021 15:40:46 +0900 (KST) Mime-Version: 1.0 Subject: RE: Re: [PATCH v38 1/4] scsi: ufs: Introduce HPB feature Reply-To: daejun7.park@samsung.com Sender: Daejun Park From: Daejun Park To: Bart Van Assche , Daejun Park , Greg KH , "avri.altman@wdc.com" , "jejb@linux.ibm.com" , "martin.petersen@oracle.com" , "asutoshd@codeaurora.org" , "stanley.chu@mediatek.com" , "cang@codeaurora.org" , "huobean@gmail.com" , ALIM AKHTAR CC: "linux-scsi@vger.kernel.org" , "linux-kernel@vger.kernel.org" , JinHwan Park , Javier Gonzalez , Sung-Jun Park , Jinyoung CHOI , Dukhyun Kwon , Keoseong Park , Jaemyung Lee , Jieon Seol X-Priority: 3 X-Content-Kind-Code: NORMAL In-Reply-To: <5a71d4c3-2f1f-3c85-eb90-381775e7030e@acm.org> X-CPGS-Detection: blocking_info_exchange X-Drm-Type: N,general X-Msg-Generator: Mail X-Msg-Type: PERSONAL X-Reply-Demand: N Message-ID: <20210624064044epcms2p3dc2e0fcb8c8e61e6899b5cf6876b2103@epcms2p3> Date: Thu, 24 Jun 2021 15:40:44 +0900 X-CMS-MailID: 20210624064044epcms2p3dc2e0fcb8c8e61e6899b5cf6876b2103 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: AUTO_CONFIDENTIAL X-CPGSPASS: Y X-CPGSPASS: Y CMS-TYPE: 102P X-Brightmail-Tracker: H4sIAAAAAAAAA11TaUxcVRjNW3jzIB3zGBZvaVLII1QgZRY6M95aMK0QfUo1JDXYugSe8Byg szkzqPVPEdqyla3abUqhoSwyRaalZRjAShmQJRUF6cYI7WhLEJSyJUbUIc6Gbfx3cu75zved 795LYoJfiTAyR23gdGpWSRMBuKU/BsY9jr6VIa57JIWOWgsBrx8b5sG5tdsEPLW0hsEVc5Mf nLPFwO6+PgKaHG/BwotmAtaM5qOwvLKDgFf7LmPw4dQqD9bfs6Cwcr0Ih5bVQDg08hiBE901 BCy7ayVg89A6Chs7JhFYcroV3x3KTNxKYSYqylGmyzjNY6rqbyBM7/lWHnNkpBdnlmfsOFNx zYQwq+1bmaIbZWhqwNvKhGyOzeJ0EZw6U5OVo1Yk0in70pPSZXKxJE6yEz5PR6hZFZdIJ+9N jXs5R+mKSUd8xCrzXFQqq9fTohcTdJo8AxeRrdEbEmlOm6XUSiRaoZ5V6fPUCmGmRvWCRCyO l7mUGcrsxct+Wgv5ycjxciIfmfIrRfxJQEmBrbAdL0UCSAFlRYCzpM11QJJ8KhA4rUFuTRC1 B1Qsl6BuLKBoYB438ry8ENh/bkXcmKC2g9PDD3hun2CqAAdd/QseU4z6AQNf3ytCvN344EzR DO7FW0Bnc4eH96d2gRMtUzwvHw3+bCrHvDgETF5a4G3gxcE6n08wOHp/1KcJBI61Hh+/GQz2 LKFefBh0TP2FuIcA1HEE9HfZfZFF4E7xFc8QfOp10GD9zFOMU1Hgpv0B4dUkA8v3X3iMMCoc dC7UYO6tYFQMMHeL3BBQkWDAjm/Eyr/yN+//GKOeAcX9zv94a+0j32jbQNuaGa1CIo1PVm18 qpfxSa8LCGZCQjmtXqXg9PFa6dOX2454nnwsY0XOLSwJbQhKIjYEkBgdzP/lyI8ZAn4We+hT TqdJ1+UpOb0NkblSVmNhIZka159RG9Ilsni5XLxTBmXyeEg/yyd5tgwBpWAN3EGO03K6jTqU 9A/LR587WVhqCvmuwqEYE4VWidOYk0mzjvW27eEXndxsSUF4yoXYsz2a+WmwqZGcjjrYnWcc S+9NK/zN+VLzeGfjQMvuY/xO54Fx+aa5Lag9GZWzwjNnv2nf/NAoUg6/0zohFTX+E53Em7x5 deB9fCUmeWt+3BsC/F2TqWY0Yla1PK87px/8qbhgxpginQfV7a3ZDRJFtGBsbsdytbnOz29E t7Jfqrz98VHt3rLPB+rf3KHalTH85VxLWdr1bwcWa7868eHQ+UsHch05RPehPdfem2jYZ4sM C7xTJXxtf8IrjqbZP/ytH+Qejso0LHLaU5V3Xw3adl8yAuO43M6GMMGQ43cDTeP6bFYSi+n0 7L8DMj8wewQAAA== DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20210616070700epcms2p734db9b60e13229696fb3cda5f69e210f References: <5a71d4c3-2f1f-3c85-eb90-381775e7030e@acm.org> <20210616070700epcms2p734db9b60e13229696fb3cda5f69e210f@epcms2p7> <20210616070812epcms2p4650ce5cd78056dce9162482e59bb74dd@epcms2p4> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Bart, > On 6/16/21 12:08 AM, Daejun Park wrote: > > +What: /sys/class/scsi_device/*/device/unit_descriptor/hpb_pinned_region_start_offset > > +Date: June 2021 > > +Contact: Daejun Park > > +Description: This entry shows the start offset of HPB pinned region. > > + > > + The file is read only. > > + > > +What: /June/class/scsi_device/*/device/unit_descriptor/hpb_number_pinned_regions > > +Date: March 2021 > > Please change /June into /sys and "March 2021" into "June 2021". OK. > > > @@ -7094,6 +7119,7 @@ static int ufshcd_host_reset_and_restore(struct ufs_hba *hba) > > { > > int err; > > > > + ufshpb_reset_host(hba); > > /* > > * Stop the host controller and complete the requests > > * cleared by h/w > > Shouldn't the ufshpb_reset_host() call occur under the comment instead > of above? OK, I will. Thanks, Daejun > Thanks, > > Bart. > > >