From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from esa5.hgst.iphmx.com ([216.71.153.144]:55741 "EHLO esa5.hgst.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755173AbdHYVlz (ORCPT ); Fri, 25 Aug 2017 17:41:55 -0400 From: Bart Van Assche To: "ming.lei@redhat.com" CC: "hch@infradead.org" , "linux-block@vger.kernel.org" , "axboe@fb.com" , "loberman@redhat.com" Subject: Re: [PATCH V2 03/20] blk-mq: introduce blk_mq_dispatch_rq_from_ctx() Date: Fri, 25 Aug 2017 21:41:08 +0000 Message-ID: <1503697267.2680.36.camel@wdc.com> References: <20170805065705.12989-1-ming.lei@redhat.com> <20170805065705.12989-4-ming.lei@redhat.com> <1503427542.2508.10.camel@wdc.com> <20170824045226.GC12966@ming.t460p> In-Reply-To: <20170824045226.GC12966@ming.t460p> Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Sender: linux-block-owner@vger.kernel.org List-Id: linux-block@vger.kernel.org T24gVGh1LCAyMDE3LTA4LTI0IGF0IDEyOjUyICswODAwLCBNaW5nIExlaSB3cm90ZToNCj4gT24g VHVlLCBBdWcgMjIsIDIwMTcgYXQgMDY6NDU6NDZQTSArMDAwMCwgQmFydCBWYW4gQXNzY2hlIHdy b3RlOg0KPiA+IE9uIFNhdCwgMjAxNy0wOC0wNSBhdCAxNDo1NiArMDgwMCwgTWluZyBMZWkgd3Jv dGU6DQo+ID4gPiBNb3JlIGltcG9ydGFudGx5LCBmb3Igc29tZSBTQ1NJIGRldmljZXMsIGRyaXZl cg0KPiA+ID4gdGFncyBhcmUgaG9zdCB3aWRlLCBhbmQgdGhlIG51bWJlciBpcyBxdWl0ZSBiaWcs DQo+ID4gPiBidXQgZWFjaCBsdW4gaGFzIHZlcnkgbGltaXRlZCBxdWV1ZSBkZXB0aC4NCj4gPiAN Cj4gPiBUaGlzIG1heSBiZSB0aGUgY2FzZSBidXQgaXMgbm90IGFsd2F5cyB0aGUgY2FzZS4gQW5v dGhlciBpbXBvcnRhbnQgdXNlLWNhc2UNCj4gPiBpcyBvbmUgTFVOIHBlciBob3N0IGFuZCB3aGVy ZSB0aGUgcXVldWUgZGVwdGggcGVyIExVTiBpcyBpZGVudGljYWwgdG8gdGhlDQo+ID4gbnVtYmVy IG9mIGhvc3QgdGFncy4NCj4gDQo+IFRoaXMgcGF0Y2hzZXQgd29uJ3QgaHVydCB0aGlzIGNhc2Ug YmVjYXVzZSB0aGUgQlVTWSBpbmZvIGlzIHJldHVybmVkDQo+IGZyb20gZHJpdmVyLiAgSW4gdGhp cyBjYXNlLCBCTEtfU1RTX1JFU09VUkNFIHNob3VsZCBzZWxkb20gYmUgcmV0dXJuZWQNCj4gZnJv bSAucXVldWVfcnEgZ2VuZXJhbGx5Lg0KPiANCj4gQWxzbyBvbmUgaW1wb3J0YW50IGZhY3QgaXMg dGhhdCBvbmNlIHEtPnF1ZXVlX2RlcHRoIGlzIHNldCwgdGhhdA0KPiBtZWFucyB0aGVyZSBpcyBw ZXItcmVxdWVzdF9xdWV1ZSBsaW1pdCBvbiBwZW5kaW5nIEkvT3MsIGFuZCB0aGUNCj4gc2luZ2xl IExVTiBpcyBqdXN0IHRoZSBzcGVjaWFsIGNhc2Ugd2hpY2ggaXMgY292ZXJlZCBieSB0aGlzIHdo b2xlDQo+IHBhdGNoc2V0LiBXZSBkb24ndCBuZWVkIHRvIHBheSBzcGVjaWFsIGF0dGVudGlvbiBp biB0aGlzIHNwZWNpYWwgY2FzZQ0KPiBhdCBhbGwuDQoNClRoZSBwdXJwb3NlIG9mIG15IGNvbW1l bnQgd2FzIG5vdCB0byBhc2sgZm9yIGZ1cnRoZXIgY2xhcmlmaWNhdGlvbiBidXQgdG8NCnJlcG9y dCB0aGF0IHRoZSBkZXNjcmlwdGlvbiBvZiB0aGlzIHBhdGNoIGlzIG5vdCBjb3JyZWN0Lg0KDQo+ ID4gDQo+ID4gPiArc3RydWN0IHJlcXVlc3QgKmJsa19tcV9kaXNwYXRjaF9ycV9mcm9tX2N0eChz dHJ1Y3QgYmxrX21xX2h3X2N0eCAqaGN0eCwNCj4gPiA+ICsJCQkJCSAgICBzdHJ1Y3QgYmxrX21x X2N0eCAqc3RhcnQpDQo+ID4gPiArew0KPiA+ID4gKwl1bnNpZ25lZCBvZmYgPSBzdGFydCA/IHN0 YXJ0LT5pbmRleF9odyA6IDA7DQo+ID4gDQo+ID4gUGxlYXNlIGNvbnNpZGVyIHRvIHJlbmFtZSB0 aGlzIGZ1bmN0aW9uIGludG8gYmxrX21xX2Rpc3BhdGNoX3JxX2Zyb21fbmV4dF9jdHgoKQ0KPiA+ IGFuZCB0byBzdGFydCBmcm9tIHN0YXJ0LT5pbmRleF9odyArIDEgaW5zdGVhZCBvZiBzdGFydC0+ aW5kZXhfaHcuIEkgdGhpbmsgdGhhdA0KPiA+IHdpbGwgbm90IG9ubHkgcmVzdWx0IGluIHNpbXBs ZXIgYnV0IGFsc28gaW4gZmFzdGVyIGNvZGUuDQo+IA0KPiBJIGJlbGlldmUgdGhpcyBoZWxwZXIg d2l0aCBibGtfbXFfbmV4dF9jdHgoaGN0eCwgcnEtPm1xX2N0eCkgdG9nZXRoZXINCj4gd2lsbCBi ZSBtdWNoIHNpbXBsZXIgYW5kIGVhc2llciB0byBpbXBsZW1lbnQsIGFuZCBjb2RlIGNhbiBiZSBt dWNoDQo+IHJlYWRhYmxlIHRvby4NCj4gDQo+IGJsa19tcV9kaXNwYXRjaF9ycV9mcm9tX25leHRf Y3R4KCkgaXMgdWdseSBhbmQgbWl4aW5nIHR3byB0aGluZ3MNCj4gdG9nZXRoZXIuDQoNClNvcnJ5 IGJ1dCBJIGRpc2FncmVlIHdpdGggYm90aCBvZiB0aGUgYWJvdmUgc3RhdGVtZW50cy4NCg0KQmFy dC4=