From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Bart Van Assche To: "ming.lei@redhat.com" CC: "linux-block@vger.kernel.org" , "jthumshirn@suse.de" , "hch@lst.de" , "martin.petersen@oracle.com" , "axboe@kernel.dk" , "linux-scsi@vger.kernel.org" , "oleksandr@natalenko.name" , "hare@suse.com" Subject: Re: [PATCH v8 09/10] block, scsi: Make SCSI quiesce and resume work reliably Date: Thu, 12 Oct 2017 17:18:53 +0000 Message-ID: <1507828732.2448.42.camel@wdc.com> References: <20171010210346.14574-1-bart.vanassche@wdc.com> <20171010210346.14574-10-bart.vanassche@wdc.com> <20171012160238.GC9275@ming.t460p> In-Reply-To: <20171012160238.GC9275@ming.t460p> Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 List-ID: T24gRnJpLCAyMDE3LTEwLTEzIGF0IDAwOjAyICswODAwLCBNaW5nIExlaSB3cm90ZToNCj4gT24g VHVlLCBPY3QgMTAsIDIwMTcgYXQgMDI6MDM6NDVQTSAtMDcwMCwgQmFydCBWYW4gQXNzY2hlIHdy b3RlOg0KPiA+IFsgLi4uIF0NCj4gPiArCS8qIElmIHRoZSBTQ1NJIGRldmljZSBoYXMgYWxyZWFk eSBiZWVuIHF1aWVzY2VkLCBkbyBub3RoaW5nLiAqLw0KPiA+ICsJaWYgKGJsa19zZXRfcHJlZW1w dF9vbmx5KHEpKQ0KPiA+ICsJCXJldHVybiAwOw0KPiANCj4gTGFzdCB0aW1lLCBJIGhhdmUgbWVu dGlvbmVkIHRoYXQgdGhpcyB3YXkgaXNuJ3Qgc2FmZSwgZXNwZWNpYWxseQ0KPiB0aGUgU0NTSSBk b21haW4gY29tbWFuZCBjYW4gYmUgc2VudCBjb25jdXJyZW50bHksIGFsc28gdGhlcmUgbWlnaHQN Cj4gYmUgaXNzdWUgd3J0LiBydW50aW1lIFBNIHZzLiBzeXN0ZW0gc3VzcGVuZC4NCj4gDQo+IFRo ZSBpc3N1ZSBzaG91bGQgaGF2ZSBiZWVuIGF2b2lkZWQgc2ltcGx5IGJ5IHNldHRpbmcgdGhlIGZs YWcNCj4gYW5kIGNvbnRpbnVlIHRvIGZyZWV6ZSBxdWV1ZS4NCg0KSSB0aGluayB0aGUgcG1fYXV0 b3NsZWVwX2xvY2soKSAvIHBtX2F1dG9zbGVlcF91bmxvY2soKSBjYWxscyBpbiB0aGUgcG93ZXIN Cm1hbmFnZW1lbnQgY29kZSBwcmV2ZW50IHRoYXQgdGhlIHBvd2VyIG1hbmFnZW1lbnQgY29kZSBj YW4gdHJpZ2dlcg0KY29uY3VycmVudCBzY3NpX2RldmljZV9xdWllc2NlKCkgY2FsbHMuDQoNCj4g PiArDQo+ID4gKwlibGtfbXFfZnJlZXplX3F1ZXVlKHEpOw0KPiA+ICsJLyoNCj4gPiArCSAqIEVu c3VyZSB0aGF0IHRoZSBlZmZlY3Qgb2YgYmxrX3NldF9wcmVlbXB0X29ubHkoKSB3aWxsIGJlIHZp c2libGUNCj4gPiArCSAqIGZvciBwZXJjcHVfcmVmX3RyeWdldCgpIGNhbGxlcnMgdGhhdCBvY2N1 ciBhZnRlciB0aGUgcXVldWUNCj4gPiArCSAqIHVuZnJlZXplIGV2ZW4gaWYgdGhlIHF1ZXVlIHdh cyBhbHJlYWR5IGZyb3plbiBiZWZvcmUgdGhpcyBmdW5jdGlvbg0KPiA+ICsJICogd2FzIGNhbGxl ZC4gU2VlIGFsc28gaHR0cHM6Ly9sd24ubmV0L0FydGljbGVzLzU3MzQ5Ny8uDQo+ID4gKwkgKi8N Cj4gPiArCXN5bmNocm9uaXplX3JjdSgpOw0KPiANCj4gTm8sIGl0IGlzIGEgYmFkIGlkZWEgdG8g ZG8gdHdvIHN5bmNocm9uaXplX3JjdSgpIHdoaWNoIGNhbg0KPiBiZSB2ZXJ5IHNsb3csIGVzcGVj aWFsbHkgaW4gYmlnIG1hY2hpbmUsIHRoaXMgd2F5IG1heSBzbG93IGRvd24NCj4gc3VzcGVuZCBt dWNoLg0KDQpzY3NpX2RldmljZV9xdWllc2NlKCkgaXMgb25seSB1c2VkIGJ5IHRoZSBTQ1NJIHBv d2VyIG1hbmFnZW1lbnQgY29kZSBhbmQgYnkNCnRoZSBTUEkgRFYgY29kZS4gVGhlIG51bWJlciBv ZiB1c2VycyBvZiB0aGUgU0NTSSBwYXJhbGxlbCBjb2RlIGlzIHNtYWxsLiBBbmQNCnRoZSBTQ1NJ IHBvd2VyIG1hbmFnZW1lbnQgY29kZSBpcyB1c2VkIG9uIGxhcHRvcHMgYnV0IG5vdCBvbiBiaWcg bWFjaGluZXMuDQpBbnl3YXksIGlmIHlvdSByZWFsbHkgY2FyZSBhYm91dCB0aGlzIG9wdGltaXph dGlvbiwgdGhhdCdzIHNvbWV0aGluZyB0aGF0IGNhbg0KYmUgZG9uZSBlYXNpbHkgYXMgYSBmb2xs b3ctdXAgcGF0Y2guDQoNCkJhcnQu