From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from esa6.hgst.iphmx.com ([216.71.154.45]:6846 "EHLO esa6.hgst.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751007AbdCRPaS (ORCPT ); Sat, 18 Mar 2017 11:30:18 -0400 From: Bart Van Assche To: "osandov@osandov.com" , "hare@suse.de" , "linux-block@vger.kernel.org" CC: "lsf@lists.linux-foundation.org" , "kernel-team@fb.com" Subject: Re: [Lsf] [RFC PATCH 0/4] blk-mq: multiqueue I/O scheduler Date: Sat, 18 Mar 2017 15:30:09 +0000 Message-ID: <1489850994.2339.5.camel@sandisk.com> References: <46f16799-86d9-7bf5-6346-be08801dd48e@suse.de> In-Reply-To: <46f16799-86d9-7bf5-6346-be08801dd48e@suse.de> 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 T24gU2F0LCAyMDE3LTAzLTE4IGF0IDEyOjE0ICswMTAwLCBIYW5uZXMgUmVpbmVja2Ugd3JvdGU6 DQo+IE9uIDAzLzE3LzIwMTcgMTE6MDMgUE0sIE9tYXIgU2FuZG92YWwgd3JvdGU6DQo+ID4gRnJv bTogT21hciBTYW5kb3ZhbCA8b3NhbmRvdkBmYi5jb20+DQo+ID4gDQo+ID4gVGhpcyBwYXRjaCBz ZXJpZXMgaW1wbGVtZW50cyBhbiBJL08gc2NoZWR1bGVyIGZvciBtdWx0aXF1ZXVlIGRldmljZXMN Cj4gPiBjb21iaW5pbmcgc2V2ZXJhbCB0ZWNobmlxdWVzOiB0aGUgc2NhbGFibGUgYml0bWFwIGxp YnJhcnksIHRoZSBuZXcNCj4gPiBibGstc3RhdHMgQVBJLCBhbmQgcXVldWUgZGVwdGggdGhyb3R0 bGluZyBzaW1pbGFyIHRvIGJsay13YnQuDQo+ID4gDQo+ID4gVGhlc2UgcGF0Y2hlcyBhcmUgb24g dG9wIG9mIG15IGVhcmxpZXIgYmxrLXN0YXRzIHNlcmllcyBbMV0uIFRoZXkgYWxzbw0KPiA+IG5l ZWQgYSBmaXggaW4gSmVucycgZm9yLWxpbnVzIGJyYW5jaCBpbiBvcmRlciB0byB3b3JrIHByb3Bl cmx5IFsyXS4NCj4gPiANCj4gPiBQYXRjaGVzIDEgYW5kIDIgaW1wbGVtZW50IGEgbmV3IHNiaXRt YXAgb3BlcmF0aW9uIGFuZCBwYXRjaCAzIGV4cG9ydHMgYQ0KPiA+IHJlcXVpcmVkIGZ1bmN0aW9u LiBQYXRjaCA0IGltcGxlbWVudHMgdGhlIG5ldyBzY2hlZHVsZXIsIG5hbWVkIEt5YmVyLg0KPiA+ IA0KPiA+IFRoZSBjb21taXQgbWVzc2FnZSBpbiBwYXRjaCA0IGRlc2NyaWJlcyBLeWJlciBpbiBk ZXRhaWwuIFRoZSBzY2hlZHVsZXINCj4gPiBlbXBsb3lzIHNvbWUgaGV1cmlzdGljcyB0aGF0IEkn dmUgZXhwZXJpbWVudGVkIHdpdGgsIGJ1dCB0aGF0J3MgcHJvYmFibHkNCj4gPiB0aGUgYXJlYSB0 aGF0IG5lZWRzIHRoZSBtb3N0IHdvcmsuIEknbGwgYmUgYXQgTFNGL01NIG5leHQgd2VlaywgYW5k DQo+ID4gdGhlcmUncyBjdXJyZW50bHkgYSBsaWdodG5pbmcgdGFsayBvbiB0aGUgc2NoZWR1bGUg dG8gZGlzY3Vzcw0KPiA+IGltcHJvdmVtZW50cyBhbmQgZXh0ZW5zaW9ucy4NCj4gPiANCj4gDQo+ IFsgLi4gXQ0KPiANCj4gQSBzaWxlbnQgcm91bmQgb2YgYXBwbGF1c2UgZm9yIHlvdS4NCj4gVmVy eSBtdWNoIGFwcHJlY2lhdGVkLg0KPiANCj4gQW5kIGFjdHVhbGx5LCBJIGhhdmUgYmVlbiBsb29r aW5nIGF0IHByb3Blcmx5IHN1cHBvcnRpbmcgaG9zdC13aWRlIHRhZw0KPiBtYXBzLCBzbyB0aGUg Y29uY2VwdCBvZiAnc2hhbGxvdycgcXVldWUgZGVwdGggbWlnaHQgYmUgdGhlIHdheSB0byBnbyBo ZXJlLg0KPiANCj4gQW5kIGFzIEkgaGF2ZSBzb21lIG90aGVyIHF1ZXN0aW9ucywgdG9vIChhc3Np Z25pbmcgYSBuZXcgdGFnIG9uDQo+IHJlcXVldWU/KSBpdCBtaWdodCBiZSBhbiBpZGVhIHRvIHNw cmVhZCB0aGlzIG91dCBpbnRvIGEgZm9ybWFsIHNlc3Npb24NCj4gYXQgTFNGLiBJZiB0aGVyZSBh cmUgc29tZSBzbG90cyBsZWZ0LCB0aGF0IGlzLg0KDQpJZiBubyBzbG90IGNhbiBiZSBmb3VuZCwg aG93IGFib3V0IG9yZ2FuaXppbmcgYW4gZXZlbmluZyBzZXNzaW9uIGFib3V0IHRoaXMNCm5ldyBz Y2hlZHVsZXI/DQoNCkJhcnQu