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Tue, 12 Apr 2022 01:23:27 -0700 (PDT) Message-ID: Date: Tue, 12 Apr 2022 16:23:24 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.8.0 Subject: Re: [PATCH v2] mtd: rawnand: Fix return value check of wait_for_completion_timeout Content-Language: en-US To: Miquel Raynal Cc: Richard Weinberger , Vignesh Raghavendra , Pratyush Yadav , Paul Cercueil , Alexandre Belloni , Bastian Hecht , Artem Bityutskiy , Guennadi Liakhovetski , linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org References: <202204121253.NcZifMQi-lkp@intel.com> <20220412063703.8537-1-linmq006@gmail.com> <20220412090649.33bb3f8b@xps13> <61783400-4df2-47af-78a7-7acb715c3a71@gmail.com> <20220412094822.3818ebc2@xps13> From: Miaoqian Lin In-Reply-To: <20220412094822.3818ebc2@xps13> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220412_012330_383110_0B1ED1BF X-CRM114-Status: GOOD ( 22.99 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org SGkgTWlxdWVsLAoKT24gMjAyMi80LzEyIDE1OjQ4LCBNaXF1ZWwgUmF5bmFsIHdyb3RlOgo+Cj4+ PiBIaSBNaWFvcWlhbiwKPj4+Cj4+PiBsaW5tcTAwNkBnbWFpbC5jb20gd3JvdGUgb24gVHVlLCAx MiBBcHIgMjAyMiAwNjozNjo1MiArMDAwMDoKPj4+ICAKPj4+PiB3YWl0X2Zvcl9jb21wbGV0aW9u X3RpbWVvdXQoKSByZXR1cm5zIHVuc2lnbmVkIGxvbmcgbm90IGludC4KPj4+PiBJdCByZXR1cm5z IDAgaWYgdGltZWQgb3V0LCBhbmQgcG9zaXRpdmUgaWYgY29tcGxldGVkLgo+Pj4+IFRoZSBjaGVj ayBmb3IgPD0gMCBpcyBhbWJpZ3VvdXMgYW5kIHNob3VsZCBiZSA9PSAwIGhlcmUKPj4+PiBpbmRp Y2F0aW5nIHRpbWVvdXQgd2hpY2ggaXMgdGhlIG9ubHkgZXJyb3IgY2FzZS4KPj4+Pgo+Pj4+IEZp eGVzOiA4MzczOGQ4N2UzYTAgKCJtdGQ6IHNoX2ZsY3RsOiBBZGQgRE1BIGNhcGFiaWx0eSIpCj4+ Pj4gU2lnbmVkLW9mZi1ieTogTWlhb3FpYW4gTGluIDxsaW5tcTAwNkBnbWFpbC5jb20+Cj4+Pj4g LS0tCj4+Pj4gY2hhbmdlIGluIHYyOgo+Pj4+IC0gaW5pdGlhbGl6ZSByZXQgdG8gMS4KPj4+PiAt LS0KPj4+PiAgZHJpdmVycy9tdGQvbmFuZC9yYXcvc2hfZmxjdGwuYyB8IDggKysrKystLS0KPj4+ PiAgMSBmaWxlIGNoYW5nZWQsIDUgaW5zZXJ0aW9ucygrKSwgMyBkZWxldGlvbnMoLSkKPj4+Pgo+ Pj4+IGRpZmYgLS1naXQgYS9kcml2ZXJzL210ZC9uYW5kL3Jhdy9zaF9mbGN0bC5jIGIvZHJpdmVy cy9tdGQvbmFuZC9yYXcvc2hfZmxjdGwuYwo+Pj4+IGluZGV4IGI4NWI5YzZmY2M0Mi4uMjM3MzI1 MWY1ODViIDEwMDY0NAo+Pj4+IC0tLSBhL2RyaXZlcnMvbXRkL25hbmQvcmF3L3NoX2ZsY3RsLmMK Pj4+PiArKysgYi9kcml2ZXJzL210ZC9uYW5kL3Jhdy9zaF9mbGN0bC5jCj4+Pj4gQEAgLTM4NCw3 ICszODQsOCBAQCBzdGF0aWMgaW50IGZsY3RsX2RtYV9maWZvMF90cmFuc2ZlcihzdHJ1Y3Qgc2hf ZmxjdGwgKmZsY3RsLCB1bnNpZ25lZCBsb25nICpidWYsCj4+Pj4gIAlkbWFfYWRkcl90IGRtYV9h ZGRyOwo+Pj4+ICAJZG1hX2Nvb2tpZV90IGNvb2tpZTsKPj4+PiAgCXVpbnQzMl90IHJlZzsKPj4+ PiAtCWludCByZXQ7Cj4+Pj4gKwlpbnQgcmV0ID0gMTsgIAo+Pj4gRG9lcyBub3QgbG9vayByaWdo dC4gSSBrbm93IHRoaXMgZnVuY3Rpb24gcmV0dXJucyA+IDAgb24gcG9zaXRpdmUKPj4+IG91dGNv bWVzIGJ1dCB0aGlzIGRvZXMgbm90IG1ha2UgYW55IHNlbnNlIGluIHRoZSBmaXJzdCBwbGFjZS4g IAo+PiBZZXMsIEkgbWFkZSBhIG1pc3Rha2UsIE5vdyBJIHJlYWxpemUgdGhhdCBpbiB2MiwgaXQg d2lsbCByZXR1cm4gMSBpbiBlcnJvciBwYXRoCj4+Cj4+IHdoZW4gRE1BIHN1Ym1pdCBmYWlsZWQu Cj4gTm90IDEsIGJ1dCBhIHByb3BlciBlcnJvciBjb2RlIHBsZWFzZSAoLUVUSU1FRE9VVCwgLUVJ TlZBTCwgd2hhdGV2ZXIpCj4KPj4gQW5kIGZvciBwYXRjaCB2MSwgaXQgd2lsbCByZXR1cm4gMMKg IGlmIGNhbGxzIHdhaXRfZm9yX2NvbXBsZXRpb25fdGltZW91dCBzdWNjZWVkcy4KPj4KPj4+IFRo aXMgZnVuY3Rpb24gaXMgc3RhdGljIGFuZCBvbmx5IGNhbGxlZCB0d2ljZSwgcGxlYXNlIHR1cm4g aXQgaW50bwo+Pj4gc29tZXRoaW5nIGxpa2U6Cj4+Pgo+Pj4gaWYgKGRtYV9maWZvX3RyYW5zZmVy KCkpCj4+PiAJZXJyb3IKPj4+IGVsc2UKPj4+IAlvayAgCj4+IFNvIEkgd2FudCB0byBrZWVwIHJl dD4wIG1lYW5zIHN1Y2Nlc3MuCj4+Cj4+IE9yIGNvdWxkIEkgc2V0IHJldCA+IDAgYWZ0ZXIgaW4g d2FpdF9mb3JfY29tcGxldGlvbl90aW1lb3V0KCkgc3VjY2VzcyBwYXRoPwo+Pgo+PiBsaWtlOgo+ Pgo+PiDCoMKgwqAgaWYodGltZV9sZWZ0ID09IDApCj4+Cj4+IMKgwqDCoCDCoMKgwqAgwqDCoMKg IHJldCA9IC1FVElNRURPVVQ7Cj4+Cj4+IMKgwqDCoCBlbHNlCj4+Cj4+IMKgwqDCoCDCoMKgwqDC oMKgIMKgIHJldCA9IDE7Cj4gWW91IGNhbiBpbml0aWFsaXplIHJldCB0byB6ZXJvIGF0IHRvIHRv cC4gU28gdGhhdCBhbnl0aGluZyAhPSAwIGlzIGFuCj4gZXJyb3IgKGxpa2UgYSBsb3Qgb2YgZnVu Y3Rpb25zIGluIHRoZSBrZXJuZWwpLiAKClRoYW5rcyBmb3IgeW91ciBhZHZpY2UsIEkgd2lsbCBk byB0aGlzLgo+IEFuZCB1c2U6Cj4KPiAJaWYgKGRtYV9maWZvX3RyYW5zZmVyKCkpCj4gCQllcnJv cigpOwpJIHRoaW5rIGtlZXBpbmcgdGhlIG9yaWdpbmFsIGNvbmRpdGlvbiBzdHJ1Y3R1cmUgaXMg YmV0dGVyLApzb21ldGhpbmcgbGlrZToKCmlmIChkbWFfZmlmb190cmFuc2ZlcigpPT0wKQoJc3Vj Y2VlZCgpOwoKSW4gdGhpcyB3YXksIG9ubHkgbWlub3IgY2hhbmdlcyBpcyBuZWVkZWTigJTigJRv bmx5IG5lZWQgdG8gdXBkYXRlIHRoZSBzeW1ib2wgaW4gY29uZGl0aW9uLgpPdGhlcndpc2UgSXQg bmVlZHMgdG8gcmVzdHJ1Y3R1cmUgdGhlIGNvZGUgYW5kIGJlIG1vcmUgY29tcGxpY2F0ZWQuCgoK VGhhbmtzLAoKPj4gV2hhdCBkbyB5b3UgdGhpbms/Cj4+Cj4+Cj4+IFRoYW5rcywKPj4KPj4+PiAr CXVuc2lnbmVkIGxvbmcgdGltZV9sZWZ0Owo+Pj4+ICAKPj4+PiAgCWlmIChkaXIgPT0gRE1BX0ZS T01fREVWSUNFKSB7Cj4+Pj4gIAkJY2hhbiA9IGZsY3RsLT5jaGFuX2ZpZm8wX3J4Owo+Pj4+IEBA IC00MjUsMTMgKzQyNiwxNCBAQCBzdGF0aWMgaW50IGZsY3RsX2RtYV9maWZvMF90cmFuc2Zlcihz dHJ1Y3Qgc2hfZmxjdGwgKmZsY3RsLCB1bnNpZ25lZCBsb25nICpidWYsCj4+Pj4gIAkJZ290byBv dXQ7Cj4+Pj4gIAl9Cj4+Pj4gIAo+Pj4+IC0JcmV0ID0KPj4+PiArCXRpbWVfbGVmdCA9Cj4+Pj4g IAl3YWl0X2Zvcl9jb21wbGV0aW9uX3RpbWVvdXQoJmZsY3RsLT5kbWFfY29tcGxldGUsCj4+Pj4g IAkJCQltc2Vjc190b19qaWZmaWVzKDMwMDApKTsKPj4+PiAgCj4+Pj4gLQlpZiAocmV0IDw9IDAp IHsKPj4+PiArCWlmICh0aW1lX2xlZnQgPT0gMCkgewo+Pj4+ICAJCWRtYWVuZ2luZV90ZXJtaW5h dGVfYWxsKGNoYW4pOwo+Pj4+ICAJCWRldl9lcnIoJmZsY3RsLT5wZGV2LT5kZXYsICJ3YWl0X2Zv cl9jb21wbGV0aW9uX3RpbWVvdXRcbiIpOwo+Pj4+ICsJCXJldCA9IC1FVElNRURPVVQ7Cj4+Pj4g IAl9Cj4+Pj4gIAo+Pj4+ICBvdXQ6ICAKPj4+IFRoYW5rcywKPj4+IE1pcXXDqGwgIAo+Cj4gVGhh bmtzLAo+IE1pcXXDqGwKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwpMaW51eCBNVEQgZGlzY3Vzc2lvbiBtYWlsaW5nIGxpc3QKaHR0cDovL2xp c3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1tdGQvCg==