From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Bart Van Assche To: "snitzer@redhat.com" CC: "dm-devel@redhat.com" , "linux-scsi@vger.kernel.org" , "linux-block@vger.kernel.org" , "linux-nvme@lists.infradead.org" , "axboe@kernel.dk" Subject: Re: [PATCH V4] blk-mq: introduce BLK_STS_DEV_RESOURCE Date: Mon, 29 Jan 2018 22:22:30 +0000 Message-ID: <1517264549.2687.59.camel@wdc.com> References: <20180129203300.50595-1-snitzer@redhat.com> <1517260932.2687.42.camel@wdc.com> <20180129214446.GD5744@redhat.com> <1517262713.2687.56.camel@wdc.com> <20180129221436.GA6115@redhat.com> In-Reply-To: <20180129221436.GA6115@redhat.com> Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 List-ID: T24gTW9uLCAyMDE4LTAxLTI5IGF0IDE3OjE0IC0wNTAwLCBNaWtlIFNuaXR6ZXIgd3JvdGU6DQo+ IE9uIE1vbiwgSmFuIDI5IDIwMTggYXQgIDQ6NTFwbSAtMDUwMCwNCj4gQmFydCBWYW4gQXNzY2hl IDxCYXJ0LlZhbkFzc2NoZUB3ZGMuY29tPiB3cm90ZToNCj4gDQo+ID4gT24gTW9uLCAyMDE4LTAx LTI5IGF0IDE2OjQ0IC0wNTAwLCBNaWtlIFNuaXR6ZXIgd3JvdGU6DQo+ID4gPiBCdXQgcmVnYXJk bGVzcyBvZiB3aGljaCB3aW5zIHRoZSByYWNlLCB0aGUgcXVldWUgd2lsbCBoYXZlIGJlZW4gcnVu Lg0KPiA+ID4gV2hpY2ggaXMgYWxsIHdlIGNhcmUgYWJvdXQgcmlnaHQ/DQo+ID4gDQo+ID4gUnVu bmluZyB0aGUgcXVldWUgaXMgbm90IHN1ZmZpY2llbnQuIFdpdGggdGhpcyBwYXRjaCBhcHBsaWVk IGl0IGNhbiBoYXBwZW4NCj4gPiB0aGF0IHRoZSBibG9jayBkcml2ZXIgcmV0dXJucyBCTEtfU1RT X0RFVl9SRVNPVVJDRSwgdGhhdCB0aGUgdHdvIG9yIG1vcmUNCj4gPiBjb25jdXJyZW50IHF1ZXVl IHJ1bnMgZmluaXNoIGJlZm9yZSBzdWZmaWNpZW50IGRldmljZSByZXNvdXJjZXMgYXJlIGF2YWls YWJsZQ0KPiA+IHRvIGV4ZWN1dGUgdGhlIHJlcXVlc3QgYW5kIHRoYXQgYmxrX21xX2RlbGF5X3J1 bl9od19xdWV1ZSgpIGRvZXMgbm90IGdldA0KPiA+IGNhbGxlZCBhdCBhbGwuIElmIG5vIG90aGVy IGFjdGl2aXR5IHRyaWdnZXJzIGEgcXVldWUgcnVuLCBlLmcuIHJlcXVlc3QNCj4gPiBjb21wbGV0 aW9uLCB0aGlzIHdpbGwgcmVzdWx0IGluIGEgcXVldWUgc3RhbGwuDQo+IA0KPiBJZiBCTEtfU1RT X0RFVl9SRVNPVVJDRSBpcyByZXR1cm5lZCB0aGVuIHRoZSBkcml2ZXIgZG9lc24ndCBuZWVkIHRv IHJlbHkNCj4gb24gYSBmdXR1cmUgcXVldWUgcnVuLiAgSUlVQywgdGhhdCBpcyB0aGUgZW50aXJl IHByZW1pc2Ugb2YNCj4gQkxLX1NUU19ERVZfUkVTT1VSQ0UuICBJZiB0aGUgZHJpdmVyIGhhZCBk b3VidCBhYm91dCB3aGV0aGVyIHRoZQ0KPiByZXNvdXJjZSB3ZXJlIGdvaW5nIHRvIGJlIGF2YWls YWJsZSBpbiB0aGUgZnV0dXJlIGl0IHNob3VsZCByZXR1cm4NCj4gQkxLX1NUU19SRVNPVVJDRS4N Cj4gDQo+IFRoYXQgbWF5IHNlZW0gbGlrZSBwdXR0aW5nIGEgbG90IG9uIGEgZHJpdmVyIGRldmVs b3BlciAodG8gZGVjaWRlDQo+IGJldHdlZW4gdGhlIDIpIGJ1dCBJJ2xsIGFnYWluIGRlZmVyIHRv IEplbnMgaGVyZS4gIFRoaXMgd2FzIHRoZSBhcHByb2FjaA0KPiBoZSB3YXMgYWR2b2NhdGluZyBi ZSBwdXJzdWVkLg0KDQpIZWxsbyBNaWtlLA0KDQpUaGVyZSB3YXMgYSB0eXBvIGluIG15IHJlcGx5 OiBJIHNob3VsZCBoYXZlIHJlZmVycmVkIHRvIEJMS19TVFNfUkVTT1VSQ0UNCmluc3RlYWQgb2Yg QkxLX1NUU19ERVZfUkVTT1VSQ0UuIFRoZSBjb252ZW50aW9uIGZvciBCTEtfU1RTX0RFVl9SRVNP VVJDRSBpcw0KbmFtZWx5IHRoYXQgaWYgLnF1ZXVlX3JxKCkgcmV0dXJucyB0aGF0IHN0YXR1cyBj b2RlIHRoYXQgdGhlIGJsb2NrIGRyaXZlcg0KZ3VhcmFudGVlcyB0aGF0IHRoZSBxdWV1ZSB3aWxs IGJlIHJlcnVuLg0KDQpCYXJ0Lg==