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([2601:647:4000:d7:8dfb:7edd:e01b:b201]) by smtp.gmail.com with ESMTPSA id r8sm2896564pjo.22.2020.01.16.20.02.20 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 16 Jan 2020 20:02:20 -0800 (PST) Subject: Re: [PATCH v2 7/9] scsi: ufs: Add max_lu_supported in struct ufs_dev_info To: Bean Huo , alim.akhtar@samsung.com, avri.altman@wdc.com, asutoshd@codeaurora.org, jejb@linux.ibm.com, martin.petersen@oracle.com, stanley.chu@mediatek.com, beanhuo@micron.com, tomas.winkler@intel.com, cang@codeaurora.org Cc: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org References: <20200116215914.16015-1-huobean@gmail.com> <20200116215914.16015-8-huobean@gmail.com> From: Bart Van Assche Autocrypt: addr=bvanassche@acm.org; prefer-encrypt=mutual; keydata= mQENBFSOu4oBCADcRWxVUvkkvRmmwTwIjIJvZOu6wNm+dz5AF4z0FHW2KNZL3oheO3P8UZWr LQOrCfRcK8e/sIs2Y2D3Lg/SL7qqbMehGEYcJptu6mKkywBfoYbtBkVoJ/jQsi2H0vBiiCOy fmxMHIPcYxaJdXxrOG2UO4B60Y/BzE6OrPDT44w4cZA9DH5xialliWU447Bts8TJNa3lZKS1 AvW1ZklbvJfAJJAwzDih35LxU2fcWbmhPa7EO2DCv/LM1B10GBB/oQB5kvlq4aA2PSIWkqz4 3SI5kCPSsygD6wKnbRsvNn2mIACva6VHdm62A7xel5dJRfpQjXj2snd1F/YNoNc66UUTABEB AAG0JEJhcnQgVmFuIEFzc2NoZSA8YnZhbmFzc2NoZUBhY20ub3JnPokBOQQTAQIAIwUCVI67 igIbAwcLCQgHAwIBBhUIAgkKCwQWAgMBAh4BAheAAAoJEHFcPTXFzhAJ8QkH/1AdXblKL65M Y1Zk1bYKnkAb4a98LxCPm/pJBilvci6boefwlBDZ2NZuuYWYgyrehMB5H+q+Kq4P0IBbTqTa jTPAANn62A6jwJ0FnCn6YaM9TZQjM1F7LoDX3v+oAkaoXuq0dQ4hnxQNu792bi6QyVdZUvKc macVFVgfK9n04mL7RzjO3f+X4midKt/s+G+IPr4DGlrq+WH27eDbpUR3aYRk8EgbgGKvQFdD CEBFJi+5ZKOArmJVBSk21RHDpqyz6Vit3rjep7c1SN8s7NhVi9cjkKmMDM7KYhXkWc10lKx2 RTkFI30rkDm4U+JpdAd2+tP3tjGf9AyGGinpzE2XY1K5AQ0EVI67igEIAKiSyd0nECrgz+H5 PcFDGYQpGDMTl8MOPCKw/F3diXPuj2eql4xSbAdbUCJzk2ETif5s3twT2ER8cUTEVOaCEUY3 eOiaFgQ+nGLx4BXqqGewikPJCe+UBjFnH1m2/IFn4T9jPZkV8xlkKmDUqMK5EV9n3eQLkn5g lco+FepTtmbkSCCjd91EfThVbNYpVQ5ZjdBCXN66CKyJDMJ85HVr5rmXG/nqriTh6cv1l1Js T7AFvvPjUPknS6d+BETMhTkbGzoyS+sywEsQAgA+BMCxBH4LvUmHYhpS+W6CiZ3ZMxjO8Hgc ++w1mLeRUvda3i4/U8wDT3SWuHcB3DWlcppECLkAEQEAAYkBHwQYAQIACQUCVI67igIbDAAK CRBxXD01xc4QCZ4dB/0QrnEasxjM0PGeXK5hcZMT9Eo998alUfn5XU0RQDYdwp6/kMEXMdmT oH0F0xB3SQ8WVSXA9rrc4EBvZruWQ+5/zjVrhhfUAx12CzL4oQ9Ro2k45daYaonKTANYG22y //x8dLe2Fv1By4SKGhmzwH87uXxbTJAUxiWIi1np0z3/RDnoVyfmfbbL1DY7zf2hYXLLzsJR mSsED/1nlJ9Oq5fALdNEPgDyPUerqHxcmIub+pF0AzJoYHK5punqpqfGmqPbjxrJLPJfHVKy goMj5DlBMoYqEgpbwdUYkH6QdizJJCur4icy8GUNbisFYABeoJ91pnD4IGei3MTdvINSZI5e Message-ID: <3332e2a9-f720-4127-af57-afb6cccef9a2@acm.org> Date: Thu, 16 Jan 2020 20:02:19 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.3.1 MIME-Version: 1.0 In-Reply-To: <20200116215914.16015-8-huobean@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2020-01-16 13:59, Bean Huo wrote: > From: Bean Huo > > Add one new parameter max_lu_supported in struct ufs_dev_info, > which will be used to express exactly how many general LUs being > supported by UFS device. > > Reviewed-by: Bart Van Assche > Reviewed-by: Asutosh Das > Signed-off-by: Bean Huo > --- > drivers/scsi/ufs/ufs.h | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/scsi/ufs/ufs.h b/drivers/scsi/ufs/ufs.h > index fcc9b4d4e56f..c982bcc94662 100644 > --- a/drivers/scsi/ufs/ufs.h > +++ b/drivers/scsi/ufs/ufs.h > @@ -530,6 +530,8 @@ struct ufs_dev_info { > bool f_power_on_wp_en; > /* Keeps information if any of the LU is power on write protected */ > bool is_lu_power_on_wp; > + /* Maximum number of general LU supported by the UFS device */ > + u8 max_lu_supported; > u16 wmanufacturerid; > /*UFS device Product Name */ > u8 *model; There is a strong tradition in the Linux kernel community of introducing structure members in the same patch that introduces the first user of such a structure member. I think patch 8/9 is the first patch that uses this structure member. Please consider combining patches 7/9 and 8/9 into a single patch. Thanks, Bart.