From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: "Kani, Toshimitsu" To: "joe@perches.com" , "dan.j.williams@intel.com" , "akpm@linux-foundation.org" CC: "viro@zenihttp.domain.invalid" , "ross.zwisler@linux.intel.com" , "david@fromorbit.com" , "linux-nvdimm@lists.01.org" , "linux-kernel@vger.kernel.org" , "linux-fsdevel@vger.kernel.org" Subject: Re: [PATCH v4] DAX: enable iostat for read/write Date: Wed, 11 Jan 2017 16:29:21 +0000 Message-ID: <1484155504.2029.3.camel@hpe.com> References: <20170111001122.10826-1-toshi.kani@hpe.com> <1484109363.12006.19.camel@perches.com> In-Reply-To: <1484109363.12006.19.camel@perches.com> Content-Language: en-US Content-Type: text/plain; charset="utf-8" Content-ID: <47FAF610C1BCFD4EB01438815B7AD868@NAMPRD84.PROD.OUTLOOK.COM> Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: T24gVHVlLCAyMDE3LTAxLTEwIGF0IDIwOjM2IC0wODAwLCBKb2UgUGVyY2hlcyB3cm90ZToNCj4g PiANCk9uIFR1ZSwgMjAxNy0wMS0xMCBhdCAxNzoxMSAtMDcwMCwgVG9zaGkgS2FuaSB3cm90ZToN Cj4gPiBEQVggSU8gcGF0aCBkb2VzIG5vdCBzdXBwb3J0IGlvc3RhdCwgYnV0IGl0cyBtZXRhZGF0 YSBJTyBwYXRoIGRvZXMuDQo+ID4gVGhlcmVmb3JlLCBpb3N0YXQgc2hvd3MgbWV0YWRhdGEgSU8g c3RhdGlzdGljcyBvbmx5LCB3aGljaCBoYXMgYmVlbg0KPiA+IGNvbmZ1c2luZyB0byB1c2Vycy4N Cj4gDQo+IFtdDQo+ID4gZGlmZiAtLWdpdCBhL2ZzL2RheC5jIGIvZnMvZGF4LmMNCj4gDQo+IFtd DQo+ID4gQEAgLTEwNTgsMTIgKzEwNTgsMjIgQEAgZGF4X2lvbWFwX3J3KHN0cnVjdCBraW9jYiAq aW9jYiwgc3RydWN0DQo+ID4gaW92X2l0ZXIgKml0ZXIsDQo+IA0KPiBbXQ0KPiA+ICsJaWYgKGJs a19xdWV1ZV9pb19zdGF0KGRpc2stPnF1ZXVlKSkgew0KPiA+ICsJCWludCBzZWMgPSBpb3ZfaXRl cl9jb3VudChpdGVyKSA+PiA5Ow0KPiA+ICsNCj4gPiArCQlzdGFydCA9IGppZmZpZXM7DQo+ID4g KwkJZ2VuZXJpY19zdGFydF9pb19hY2N0KGlvdl9pdGVyX3J3KGl0ZXIpLA0KPiA+ICsJCQkJwqDC oMKgwqDCoMKgKCFzZWMpID8gMSA6IHNlYywgJmRpc2stDQo+ID4gPnBhcnQwKTsNCj4gPiArCX0N Cj4gDQo+IFRoZXJlIGlzIGEgc2lnbmVkL3Vuc2lnbmVkIGNvbnZlcnNpb24gb2Ygc2VjDQo+IEl0 IG1heSBiZSBiZXR0ZXIgdG8gdXNlIHNvbWV0aGluZyBsaWtlOg0KPiANCj4gCQlzaXplX3Qgc2Vj wqDCoD0gaW92X2l0ZXJfY291bnQoaXRlcikgPj4gOTsNCj4gCQlbLi4uXQ0KPiAJCWdlbmVyaWNf c3RhcnRfaW9fYWNjdChpb3ZfaXRlcl9ydyhpdGVyKSwNCj4gCQkJCcKgwqDCoMKgwqDCoG1pbl90 KHVuc2lnbmVkIGxvbmcsIDEsIHNlYyksDQo+IAkJCQnCoMKgwqDCoMKgwqAmZGlzay0+cGFydDAp Ow0KDQpHb29kIGNhdGNoLiBJIHdpbGwgY2hhbmdlIGFzIHlvdSBzdWdnZXN0ZWQsIGFuZCB1c2Ug J3NlY3Rvcl90JyBmb3INCidzZWMnLiANCg0KVGhhbmtzLA0KLVRvc2hp