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[73.241.217.19]) by smtp.gmail.com with ESMTPSA id w82sm10344378pff.7.2020.07.31.09.51.56 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 31 Jul 2020 09:51:57 -0700 (PDT) Subject: Re: [PATCH v4] scsi: ufs: Cleanup completed request without interrupt notification To: Can Guo References: <20200724140246.19434-1-stanley.chu@mediatek.com> <1596159018.17247.53.camel@mtkswgap22> <97f1dfb0-41b6-0249-3e82-cae480b0efb6@acm.org> <8b0a158a7c3ee2165e09290996521ffc@codeaurora.org> 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: Date: Fri, 31 Jul 2020 09:51:55 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <8b0a158a7c3ee2165e09290996521ffc@codeaurora.org> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200731_125201_347054_1944301E X-CRM114-Status: GOOD ( 18.73 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-scsi@vger.kernel.org, martin.petersen@oracle.com, andy.teng@mediatek.com, jejb@linux.ibm.com, chun-hung.wu@mediatek.com, kuohong.wang@mediatek.com, linux-kernel@vger.kernel.org, asutoshd@codeaurora.org, Avri Altman , linux-mediatek@lists.infradead.org, peter.wang@mediatek.com, alim.akhtar@samsung.com, matthias.bgg@gmail.com, Stanley Chu , chaotian.jing@mediatek.com, cc.chou@mediatek.com, linux-arm-kernel@lists.infradead.org, beanhuo@micron.com Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org T24gMjAyMC0wNy0zMSAwMTowMCwgQ2FuIEd1byB3cm90ZToKPiBBRkFJSywgc3ljaHJvbml6YXRp b24gb2Ygc2NzaV9kb25lIGlzIG5vdCBhIHByb2JsZW0gaGVyZSwgYmVjYXVzZSBzY3NpCj4gbGF5 ZXIKPiB1c2UgdGhlIGF0b21pYyBzdGF0ZSwgbmFtZWx5IFNDTURfU1RBVEVfQ09NUExFVEUsIG9m IGEgc2NzaSBjbWQgdG8gcHJldmVudAo+IHRoZSBjb25jdXJyZW5jeSBvZiBhYm9ydCBhbmQgcmVh bCBjb21wbGV0aW9uIG9mIGl0Lgo+IAo+IENoZWNrIGZ1bmMgc2NzaV90aW1lc19vdXQoKSwgaG9w ZSBpdCBoZWxwcy4KPiAKPiBlbnVtIGJsa19laF90aW1lcl9yZXR1cm4gc2NzaV90aW1lc19vdXQo c3RydWN0IHJlcXVlc3QgKnJlcSkKPiB7Cj4gLi4uCj4gwqDCoMKgwqDCoMKgwqAgaWYgKHJ0biA9 PSBCTEtfRUhfRE9ORSkgewo+IMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCAvKgo+IMKg wqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgICogU2V0IHRoZSBjb21tYW5kIHRvIGNvbXBs ZXRlIGZpcnN0IGluIG9yZGVyIHRvIHByZXZlbnQKPiBhIHJlYWwKPiDCoMKgwqDCoMKgwqDCoMKg wqDCoMKgwqDCoMKgwqDCoCAqIGNvbXBsZXRpb24gZnJvbSByZWxlYXNpbmcgdGhlIGNvbW1hbmQg d2hpbGUgZXJyb3IKPiBoYW5kbGluZwo+IMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKg ICogaXMgdXNpbmcgaXQuIElmIHRoZSBjb21tYW5kIHdhcyBhbHJlYWR5IGNvbXBsZXRlZCwKPiB0 aGVuIHRoZQo+IMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgICogbG93ZXIgbGV2ZWwg ZHJpdmVyIGJlYXQgdGhlIHRpbWVvdXQgaGFuZGxlciwgYW5kIGl0Cj4gaXMgc2FmZQo+IMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgICogdG8gcmV0dXJuIHdpdGhvdXQgZXNjYWxhdGlu ZyBlcnJvciByZWNvdmVyeS4KPiDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCAqCj4g wqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgKiBJZiB0aW1lb3V0IGhhbmRsaW5nIGxv c3QgdGhlIHJhY2UgdG8gYSByZWFsCj4gY29tcGxldGlvbiwgdGhlCj4gwqDCoMKgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqAgKiBibG9jayBsYXllciBtYXkgaWdub3JlIHRoYXQgZHVlIHRvIGEg ZmFrZSB0aW1lb3V0Cj4gaW5qZWN0aW9uLAo+IMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgICogc28gcmV0dXJuIFJFU0VUX1RJTUVSIHRvIGFsbG93IGVycm9yIGhhbmRsaW5nIGFub3Ro ZXIKPiBzaG90Cj4gwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgKiBhdCB0aGlzIGNv bW1hbmQuCj4gwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgKi8KPiDCoMKgwqDCoMKg wqDCoMKgwqDCoMKgwqDCoMKgwqAgaWYgKHRlc3RfYW5kX3NldF9iaXQoU0NNRF9TVEFURV9DT01Q TEVURSwgJnNjbWQtPnN0YXRlKSkKPiDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKg wqDCoMKgwqDCoMKgIHJldHVybiBCTEtfRUhfUkVTRVRfVElNRVI7Cj4gwqDCoMKgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgIGlmIChzY3NpX2Fib3J0X2NvbW1hbmQoc2NtZCkgIT0gU1VDQ0VTUykg ewo+IMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgc2V0X2hv c3RfYnl0ZShzY21kLCBESURfVElNRV9PVVQpOwo+IMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKg wqDCoMKgwqDCoMKgwqDCoMKgwqAgc2NzaV9laF9zY21kX2FkZChzY21kKTsKPiDCoMKgwqDCoMKg wqDCoMKgwqDCoMKgwqDCoMKgwqAgfQo+IMKgwqDCoMKgwqDCoMKgIH0KPiB9CgpJIGFtIGZhbWls aWFyIHdpdGggdGhpcyBtZWNoYW5pc20uIE15IGNvbmNlcm4gaXMgdGhhdCBib3RoIHRoZSByZWd1 bGFyCmNvbXBsZXRpb24gcGF0aCBhbmQgdGhlIGFib3J0IGhhbmRsZXIgbXVzdCBjYWxsIHNjc2lf ZG1hX3VubWFwKCkgYmVmb3JlCmNhbGxpbmcgY21kLT5zY3NpX2RvbmUoY21kKS4gSSBkb24ndCBz ZWUgaG93CnRlc3RfYW5kX3NldF9iaXQoU0NNRF9TVEFURV9DT01QTEVURSwgJnNjbWQtPnN0YXRl KSBjb3VsZCBwcmV2ZW50IHRoYXQKdGhlIHJlZ3VsYXIgY29tcGxldGlvbiBwYXRoIGFuZCB0aGUg YWJvcnQgaGFuZGxlciBjYWxsIHNjc2lfZG1hX3VubWFwKCkKY29uY3VycmVudGx5IHNpbmNlIGJv dGggY2FsbHMgaGFwcGVuIGJlZm9yZSB0aGUgU0NNRF9TVEFURV9DT01QTEVURSBiaXQKaXMgc2V0 PwoKVGhhbmtzLAoKQmFydC4KCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fCkxpbnV4LW1lZGlhdGVrIG1haWxpbmcgbGlzdApMaW51eC1tZWRpYXRla0BsaXN0 cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGlu Zm8vbGludXgtbWVkaWF0ZWsK