From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from esa4.hgst.iphmx.com ([216.71.154.42]:57322 "EHLO esa4.hgst.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752189AbdHVUwU (ORCPT ); Tue, 22 Aug 2017 16:52:20 -0400 From: Bart Van Assche To: "hch@infradead.org" , "linux-block@vger.kernel.org" , "axboe@fb.com" , "ming.lei@redhat.com" CC: "loberman@redhat.com" Subject: Re: [PATCH V2 14/20] blk-mq-sched: improve IO scheduling on SCSI devcie Date: Tue, 22 Aug 2017 20:51:32 +0000 Message-ID: <1503435090.2508.22.camel@wdc.com> References: <20170805065705.12989-1-ming.lei@redhat.com> <20170805065705.12989-15-ming.lei@redhat.com> In-Reply-To: <20170805065705.12989-15-ming.lei@redhat.com> 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 T24gU2F0LCAyMDE3LTA4LTA1IGF0IDE0OjU2ICswODAwLCBNaW5nIExlaSB3cm90ZToNCj4gVGhp cyBwYXRjaCBpbnRyb2R1Y2VzIHBlci1yZXF1ZXN0X3F1ZXVlIGRpc3BhdGNoDQo+IGxpc3QgZm9y IHRoaXMgcHVycG9zZSwgYW5kIG9ubHkgd2hlbiBhbGwgcmVxdWVzdHMNCj4gaW4gdGhpcyBsaXN0 IGFyZSBkaXNwYXRjaGVkIG91dCBzdWNjZXNzZnVsbHksIHdlDQo+IGNhbiByZXN0YXJ0IHRvIGRl cXVldWUgcmVxdWVzdCBmcm9tIHN3L3NjaGVkdWxlcg0KPiBxdWV1ZSBhbmQgZGlzcGF0aCBpdCB0 byBsbGQuDQoNCldhc24ndCBvbmUgb2YgdGhlIGRlc2lnbiBnb2FscyBvZiBibGstbXEgdG8gYXZv aWQgYSBwZXItcmVxdWVzdF9xdWV1ZSBsaXN0Pw0KDQpUaGFua3MsDQoNCkJhcnQu