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" , "hch@infradead.org" , "linux-block@vger.kernel.org" , "martin.petersen@oracle.com" , "axboe@fb.com" , "axboe@kernel.dk" , "ming.lei@redhat.com" Subject: Re: [PATCH V3 0/5] dm-rq: improve sequential I/O performance Date: Thu, 11 Jan 2018 23:27:14 +0000 Message-ID: <1515713233.2752.76.camel@wdc.com> References: <20180111060159.12991-1-ming.lei@redhat.com> <20180111220742.GA31944@redhat.com> <1515710256.2752.72.camel@sandisk.com> <20180111225830.GE31944@redhat.com> In-Reply-To: <20180111225830.GE31944@redhat.com> Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 List-ID: T24gVGh1LCAyMDE4LTAxLTExIGF0IDE3OjU4IC0wNTAwLCBNaWtlIFNuaXR6ZXIgd3JvdGU6DQo+ IFRoZSBjaGFuZ2VzIGFyZSBwcmV0dHkgZWFzeSB0byByZXZpZXcuICBUaGlzIG5vdGlvbiB0aGF0 IHRoZXNlIGNoYW5nZXMNCj4gYXJlIHByb2JsZW1hdGljIHJpbmdzIHZlcnkgaG9sbG93IGdpdmVu IHlvdXIgbGFjayBvZiBhY3R1YWwgbnVtYmVycyAob3INCj4gc29tZSBvdGhlciBjb25jZXJuaW5n IG9ic2VydmF0aW9uIHJvb3RlZCBpbiB0ZXN0aW5nIGZhY3QpIHRvIGJhY2sgdXANCj4geW91ciBw b3NpdGlvbi4NCg0KSXQncyBub3QgbXkgam9iIHRvIHJ1biB0aGUgbXVsdGktTFVOIHRlc3QuIFRo YXQncyB0aGUgam9iIG9mIHRoZSBwZW9wbGUgd2hvDQp3YW50IHRoZXNlIHBhdGNoZXMgdXBzdHJl YW0uIFNpbmNlIEkgYXNrZWQgZm9yIHRoZXNlIHRlc3QgcmVzdWx0cyBmb3IgdGhlIGZpcnN0DQp0 aW1lIHNldmVyYWwgbW9udGhzIGFnbyBJJ20gc3VycHJpc2VkIHRoYXQgbm9ib2R5IGhhcyBydW4g dGhlc2UgdGVzdHMgeWV0Lg0KDQpCYXJ0Lg==