Return-Path: Received: from us-smtp-delivery-194.mimecast.com ([63.128.21.194]:57114 "EHLO us-smtp-delivery-194.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932392AbcLSRbC (ORCPT ); Mon, 19 Dec 2016 12:31:02 -0500 From: Trond Myklebust To: Anna Schumaker CC: Linux NFS Mailing List Subject: Re: [PATCH 1/9] NFSv4: Don't invalidate the directory twice Date: Mon, 19 Dec 2016 17:30:54 +0000 Message-ID: <3F416215-12B3-4C05-B595-752A80C32477@primarydata.com> References: <20161217182711.10643-1-trond.myklebust@primarydata.com> <20161217182711.10643-2-trond.myklebust@primarydata.com> <2099263b-3d8e-f237-3dd8-50dc0f63fb3e@gmail.com> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-nfs-owner@vger.kernel.org List-ID: DQo+IE9uIERlYyAxOSwgMjAxNiwgYXQgMTI6MDcsIEFubmEgU2NodW1ha2VyIDxzY2h1bWFrZXIu YW5uYUBnbWFpbC5jb20+IHdyb3RlOg0KPiANCj4gDQo+IA0KPiBPbiAxMi8xOS8yMDE2IDExOjU2 IEFNLCBUcm9uZCBNeWtsZWJ1c3Qgd3JvdGU6DQo+PiBXaGF04oCZcyB0aGUgZmlsZXN5c3RlbSB5 b3XigJlyZSB0ZXN0aW5nIG9uPw0KPiANCj4gSSBzZWUgdGhpcyBvbiB4ZnMgYW5kIGV4dDQgYnV0 IGJ0cmZzIHNlZW1zIHRvIHdvcmsuICBXaGF0IGRvIHlvdSBtZWFuIGJ5IHRpbWVzdGFtcCByZXNv bHV0aW9uPyAgSSBjYW4ndCBmaW5kIHRoZSBmaWxlIGluIHF1ZXN0aW9uIGluIGBsc2AsIGJ1dCBm b3IgYW5vdGhlciBmaWxlIGBzdGF0YCB0ZWxscyBtZToNCj4gDQo+ICBGaWxlOiBmaWxlLjEwDQo+ ICBTaXplOiAwICAgICAgICAgICAgICAgQmxvY2tzOiAwICAgICAgICAgIElPIEJsb2NrOiA0MDk2 ICAgcmVndWxhciBlbXB0eSBmaWxlDQo+IERldmljZTogZmUzMWgvNjUwNzNkICAgIElub2RlOiAx MzE5Nzk1ICAgICBMaW5rczogMQ0KPiBBY2Nlc3M6ICgwNjY2Ly1ydy1ydy1ydy0pICBVaWQ6ICgg MTAwMC8gICAgYW5uYSkgICBHaWQ6ICggIDEwMC8gICB1c2VycykNCj4gQWNjZXNzOiAyMDE2LTEy LTE5IDEyOjA0OjQ3LjY4MDAzMzg3NyAtMDUwMA0KPiBNb2RpZnk6IDIwMTYtMTItMTkgMTI6MDQ6 NDcuNjgwMDMzODc3IC0wNTAwDQo+IENoYW5nZTogMjAxNi0xMi0xOSAxMjowNDo0Ny42ODAwMzM4 NzcgLTA1MDANCg0KSSBtZWFuIHRoYXQgdGhlIHRpbWVzdGFtcHMgYXBwZWFyIHRvIGJlIHVuYWJs ZSB0byBrZWVwIHVwIHdpdGggdGhlIHZvbHVtZSBvZiBjaGFuZ2VzIG9uIHRoZSBmaWxlc3lzdGVt LiBJZiB0aGUgY3Rob24gdGVzdCBpcyBmYWlsaW5nIGhlcmUsIHRoZW4gaXTigJlzIHByb2JhYmx5 IGJlY2F1c2UgdGhlIGJlZm9yZS9hZnRlciBjaGFuZ2UgYXR0cmlidXRlcyBhcmUgdGhlIHNhbWXi gKYgRG9lcyB3aXJlc2hhcmsgc2hvdyB0aGF0IHRoZSBiZWZvcmUvYWZ0ZXIgY2hhbmdlIGF0dHJp YnV0ZXMgb24gdGhpcyBkaXJlY3RvcnkgYXJlIGRpZmZlcmVudD8NCg0KPiANCj4gSSBob3BlIHRo aXMgaGVscHMhDQo+IEFubmENCj4+IA0KPj4+IE9uIERlYyAxOSwgMjAxNiwgYXQgMTE6NTQsIEFu bmEgU2NodW1ha2VyIDxzY2h1bWFrZXIuYW5uYUBnbWFpbC5jb20+IHdyb3RlOg0KPj4+IA0KPj4+ IEhpIFRyb25kLA0KPj4+IA0KPj4+IE9uIDEyLzE3LzIwMTYgMDE6MjcgUE0sIFRyb25kIE15a2xl YnVzdCB3cm90ZToNCj4+Pj4gSWYgYW4gb3BlcmF0aW9uIHRoYXQgbW9kaWZpZWQgdGhlIGRpcmVj dG9yeSByYWNlZCB3aXRoIGEgR0VUQVRUUiwgdGhlbiB3ZQ0KPj4+PiBkb24ndCBuZWVkIHRvIGlu dmFsaWRhdGUgdGhlIGRpcmVjdG9yeSBjYWNoZSBtb3JlIHRoYW4gb25jZS4NCj4+PiANCj4+PiBU aGlzIHBhdGNoIGNhdXNlcyBjdGhvbiBiYXNpYyB0ZXN0cyB0byBmYWlsIHdpdGg6DQo+Pj4gDQo+ Pj4gLi90ZXN0NjogcmVhZGRpcg0KPj4+ICAgICAgIC4vdGVzdDY6ICgvbmZzL2FsbCkgdW5saW5r ZWQgJ2ZpbGUuMCcgZGlyIGVudHJ5IHJlYWQgcGFzcyAxDQo+Pj4gICAgICAgLi90ZXN0NjogKC9u ZnMvYWxsKSBUZXN0IGZhaWxlZCB3aXRoIDEgZXJyb3JzDQo+Pj4gYmFzaWMgdGVzdHMgZmFpbGVk DQo+Pj4gDQo+Pj4gVGhhbmtzLA0KPj4+IEFubmENCj4+Pj4gDQo+Pj4+IFNpZ25lZC1vZmYtYnk6 IFRyb25kIE15a2xlYnVzdCA8dHJvbmQubXlrbGVidXN0QHByaW1hcnlkYXRhLmNvbT4NCj4+Pj4g LS0tDQo+Pj4+IGZzL25mcy9uZnM0cHJvYy5jIHwgMyArKysNCj4+Pj4gMSBmaWxlIGNoYW5nZWQs IDMgaW5zZXJ0aW9ucygrKQ0KPj4+PiANCj4+Pj4gZGlmZiAtLWdpdCBhL2ZzL25mcy9uZnM0cHJv Yy5jIGIvZnMvbmZzL25mczRwcm9jLmMNCj4+Pj4gaW5kZXggZDMzMjQyYzhkOTVkLi43MTM5MzI0 NDBlMDcgMTAwNjQ0DQo+Pj4+IC0tLSBhL2ZzL25mcy9uZnM0cHJvYy5jDQo+Pj4+ICsrKyBiL2Zz L25mcy9uZnM0cHJvYy5jDQo+Pj4+IEBAIC0xMDg4LDEyICsxMDg4LDE1IEBAIHN0YXRpYyB2b2lk IHVwZGF0ZV9jaGFuZ2VhdHRyKHN0cnVjdCBpbm9kZSAqZGlyLCBzdHJ1Y3QgbmZzNF9jaGFuZ2Vf aW5mbyAqY2luZm8pDQo+Pj4+IAlzdHJ1Y3QgbmZzX2lub2RlICpuZnNpID0gTkZTX0koZGlyKTsN Cj4+Pj4gDQo+Pj4+IAlzcGluX2xvY2soJmRpci0+aV9sb2NrKTsNCj4+Pj4gKwlpZiAoZGlyLT5p X3ZlcnNpb24gPT0gY2luZm8tPmFmdGVyKQ0KPj4+PiArCQlnb3RvIG91dDsNCj4+Pj4gCW5mc2kt PmNhY2hlX3ZhbGlkaXR5IHw9IE5GU19JTk9fSU5WQUxJRF9BVFRSfE5GU19JTk9fSU5WQUxJRF9E QVRBOw0KPj4+PiAJaWYgKCFjaW5mby0+YXRvbWljIHx8IGNpbmZvLT5iZWZvcmUgIT0gZGlyLT5p X3ZlcnNpb24pDQo+Pj4+IAkJbmZzX2ZvcmNlX2xvb2t1cF9yZXZhbGlkYXRlKGRpcik7DQo+Pj4+ IAlkaXItPmlfdmVyc2lvbiA9IGNpbmZvLT5hZnRlcjsNCj4+Pj4gCW5mc2ktPmF0dHJfZ2VuY291 bnQgPSBuZnNfaW5jX2F0dHJfZ2VuZXJhdGlvbl9jb3VudGVyKCk7DQo+Pj4+IAluZnNfZnNjYWNo ZV9pbnZhbGlkYXRlKGRpcik7DQo+Pj4+ICtvdXQ6DQo+Pj4+IAlzcGluX3VubG9jaygmZGlyLT5p X2xvY2spOw0KPj4+PiB9DQo+Pj4+IA0KPj4+PiANCj4+PiANCj4+IA0KPiANCg0K