From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-194.mimecast.com ([216.205.24.194]:55957 "EHLO us-smtp-delivery-194.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S971585AbdDTSEb (ORCPT ); Thu, 20 Apr 2017 14:04:31 -0400 From: Trond Myklebust To: "keescook@chromium.org" , "linux-kernel@vger.kernel.org" CC: "anna.schumaker@netapp.com" , Trond Myklebust , "neilb@suse.com" , "linux-nfs@vger.kernel.org" Subject: Re: [PATCH v2] NFS: Avoid cross-structure casting Date: Thu, 20 Apr 2017 18:04:23 +0000 Message-ID: <1492711460.82584.0.camel@primarydata.com> References: <20170405152914.GA57260@beast> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-nfs-owner@vger.kernel.org List-ID: T24gV2VkLCAyMDE3LTA0LTEyIGF0IDExOjU5IC0wNzAwLCBLZWVzIENvb2sgd3JvdGU6DQo+IE9u IFdlZCwgQXByIDUsIDIwMTcgYXQgODoyOSBBTSwgS2VlcyBDb29rIDxrZWVzY29va0BjaHJvbWl1 bS5vcmc+DQo+IHdyb3RlOg0KPiA+IFdoZW4gdGhlIGNhbGwgdG8gbmZzX2Rldm5hbWUoKSBmYWls cywgdGhlIGVycm9yIHBhdGggYXR0ZW1wdHMgdG8NCj4gPiByZXRhaW4NCj4gPiB0aGUgZXJyb3Ig dmlhIHRoZSBtbnQgdmFyaWFibGUsIGJ1dCB0aGlzIHJlcXVpcmVzIGEgY2FzdCBhY3Jvc3MNCj4g PiB2ZXJ5DQo+ID4gZGlmZmVyZW50IHR5cGVzIChjaGFyICogdG8gc3RydWN0IHZmc21vdW50ICop LCB3aGljaCB0aGUgdXBjb21pbmcNCj4gPiBzdHJ1Y3R1cmUgbGF5b3V0IHJhbmRvbWl6YXRpb24g cGx1Z2luIGZsYWdzIGFzIGJlaW5nIHBvdGVudGlhbGx5DQo+ID4gZGFuZ2Vyb3VzIGluIHRoZSBm YWNlIG9mIHJhbmRvbWl6YXRpb24uIFRoaXMgaXMgYSBmYWxzZSBwb3NpdGl2ZSwNCj4gPiBidXQN Cj4gPiB3aGF0IHRoaXMgY29kZSBhY3R1YWxseSB3YW50cyB0byBkbyBpcyByZXRhaW4gdGhlIGVy cm9yIHZhbHVlLCBzbw0KPiA+IHRoaXMNCj4gPiBwYXRjaCBleHBsaWNpdGx5IHNldHMgaXQsIGlu c3RlYWQgb2YgdXNpbmcgd2hhdCBzZWVtcyB0byBiZSBhbg0KPiA+IHVuZXhwZWN0ZWQgY2FzdC4N Cj4gPiANCj4gPiBTaWduZWQtb2ZmLWJ5OiBLZWVzIENvb2sgPGtlZXNjb29rQGNocm9taXVtLm9y Zz4NCj4gDQo+IElmIEkgY2FuIGdldCBhbiBBY2tlZC1ieSBvbiB0aGlzLCBJIGNvdWxkIHB1c2gg aXQgdmlhIHRoZSBnY2MtcGx1Z2luDQo+IHRyZWUuDQo+IA0KPiBUaGFua3MhDQo+IA0KPiAtS2Vl cw0KPiANCj4gPiAtLS0NCj4gPiB2MjogZHVoLCB1c2UgRVJSX0NBU1QuIHRoYW5rcyBuZWlsYiEN Cj4gPiAtLS0NCj4gPiDCoGZzL25mcy9uYW1lc3BhY2UuYyB8IDUgKysrLS0NCj4gPiDCoDEgZmls ZSBjaGFuZ2VkLCAzIGluc2VydGlvbnMoKyksIDIgZGVsZXRpb25zKC0pDQo+ID4gDQo+ID4gZGlm ZiAtLWdpdCBhL2ZzL25mcy9uYW1lc3BhY2UuYyBiL2ZzL25mcy9uYW1lc3BhY2UuYw0KPiA+IGlu ZGV4IDc4NmYxNzU4MDU4Mi4uOGNhNWQxNDcxMjRkIDEwMDY0NA0KPiA+IC0tLSBhL2ZzL25mcy9u YW1lc3BhY2UuYw0KPiA+ICsrKyBiL2ZzL25mcy9uYW1lc3BhY2UuYw0KPiA+IEBAIC0yNTksOSAr MjU5LDEwIEBAIHN0cnVjdCB2ZnNtb3VudCAqbmZzX2RvX3N1Ym1vdW50KHN0cnVjdCBkZW50cnkN Cj4gPiAqZGVudHJ5LCBzdHJ1Y3QgbmZzX2ZoICpmaCwNCj4gPiDCoMKgwqDCoMKgwqDCoMKgaWYg KHBhZ2UgPT0gTlVMTCkNCj4gPiDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoGdvdG8g b3V0Ow0KPiA+IMKgwqDCoMKgwqDCoMKgwqBkZXZuYW1lID0gbmZzX2Rldm5hbWUoZGVudHJ5LCBw YWdlLCBQQUdFX1NJWkUpOw0KPiA+IC3CoMKgwqDCoMKgwqDCoG1udCA9IChzdHJ1Y3QgdmZzbW91 bnQgKilkZXZuYW1lOw0KPiA+IC3CoMKgwqDCoMKgwqDCoGlmIChJU19FUlIoZGV2bmFtZSkpDQo+ ID4gK8KgwqDCoMKgwqDCoMKgaWYgKElTX0VSUihkZXZuYW1lKSkgew0KPiA+ICvCoMKgwqDCoMKg wqDCoMKgwqDCoMKgwqDCoMKgwqBtbnQgPSBFUlJfQ0FTVChkZXZuYW1lKTsNCj4gPiDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoGdvdG8gZnJlZV9wYWdlOw0KPiA+ICvCoMKgwqDCoMKg wqDCoH0NCj4gPiDCoMKgwqDCoMKgwqDCoMKgbW50ID0gbmZzX2RvX2Nsb25lX21vdW50KE5GU19T QihkZW50cnktPmRfc2IpLCBkZXZuYW1lLA0KPiA+ICZtb3VudGRhdGEpOw0KPiA+IMKgZnJlZV9w YWdlOg0KPiA+IMKgwqDCoMKgwqDCoMKgwqBmcmVlX3BhZ2UoKHVuc2lnbmVkIGxvbmcpcGFnZSk7 DQo+ID4gLS0NCj4gPiAyLjcuNA0KPiA+IA0KPiA+IA0KPiA+IC0tDQo+ID4gS2VlcyBDb29rDQo+ ID4gUGl4ZWwgU2VjdXJpdHkNCj4gDQoNCkFja2VkLWJ5OiBUcm9uZCBNeWtsZWJ1c3QgPHRyb25k Lm15a2xlYnVzdEBwcmltYXJ5ZGF0YS5jb20+DQoNCi0tIA0KVHJvbmQgTXlrbGVidXN0DQpMaW51 eCBORlMgY2xpZW50IG1haW50YWluZXIsIFByaW1hcnlEYXRhDQp0cm9uZC5teWtsZWJ1c3RAcHJp bWFyeWRhdGEuY29tDQo=