From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Duyck, Alexander H" Subject: Re: [PATCH v2] gso: fix payload length when gso_size is zero Date: Fri, 6 Oct 2017 16:37:40 +0000 Message-ID: <1507307855.2098.58.camel@intel.com> References: <1507305755-14393-1-git-send-email-alexey.kodanev@oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Cc: "davem@davemloft.net" , "steffen.klassert@secunet.com" To: "netdev@vger.kernel.org" , "alexey.kodanev@oracle.com" Return-path: Received: from mga02.intel.com ([134.134.136.20]:31752 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751759AbdJFQhm (ORCPT ); Fri, 6 Oct 2017 12:37:42 -0400 In-Reply-To: <1507305755-14393-1-git-send-email-alexey.kodanev@oracle.com> Content-Language: en-US Content-ID: <404CBDE219251742977D6EED79799409@intel.com> Sender: netdev-owner@vger.kernel.org List-ID: T24gRnJpLCAyMDE3LTEwLTA2IGF0IDE5OjAyICswMzAwLCBBbGV4ZXkgS29kYW5ldiB3cm90ZToN Cj4gV2hlbiBnc29fc2l6ZSByZXNldCB0byB6ZXJvIGZvciB0aGUgdGFpbCBzZWdtZW50IGluIHNr Yl9zZWdtZW50KCksIGxhdGVyDQo+IGluIGlwdjZfZ3NvX3NlZ21lbnQoKSwgX19za2JfdWRwX3R1 bm5lbF9zZWdtZW50KCkgYW5kIGdyZV9nc29fc2VnbWVudCgpDQo+IHdlIHdpbGwgZ2V0IGluY29y cmVjdCByZXN1bHRzIChwYXlsb2FkIGxlbmd0aCwgcGNzdW0pIGZvciB0aGF0IHNlZ21lbnQuDQo+ IGluZXRfZ3NvX3NlZ21lbnQoKSBhbHJlYWR5IGhhcyBhIGNoZWNrIGZvciBnc29fc2l6ZSBiZWZv cmUgY2FsY3VsYXRpbmcNCj4gcGF5bG9hZC4NCj4gDQo+IFRoZSBpc3N1ZSB3YXMgZm91bmQgd2l0 aCBMVFAgdnhsYW4gJiBncmUgdGVzdHMgb3ZlciBpeGdiZSBOSUMuDQo+IA0KPiBGaXhlczogMDdi MjZjOTQ1NGEyICgiZ3NvOiBTdXBwb3J0IHBhcnRpYWwgc3BsaXR0aW5nIGF0IHRoZSBmcmFnX2xp c3QgcG9pbnRlciIpDQo+IFNpZ25lZC1vZmYtYnk6IEFsZXhleSBLb2RhbmV2IDxhbGV4ZXkua29k YW5ldkBvcmFjbGUuY29tPg0KDQpBY2tlZC1ieTogQWxleGFuZGVyIER1eWNrIDxhbGV4YW5kZXIu aC5kdXlja0BpbnRlbC5jb20+DQoNCj4gLS0tDQo+IHYyOiBhbHNvIGFkZGVkIHNrYl9pc19nc28g dG8gZ3JlX2dzb19zZWdtZW50KCkgYW5kIF9fc2tiX3VkcF90dW5uZWxfc2VnbWVudCgpDQo+IA0K PiAgbmV0L2lwdjQvZ3JlX29mZmxvYWQuYyB8IDIgKy0NCj4gIG5ldC9pcHY0L3VkcF9vZmZsb2Fk LmMgfCAyICstDQo+ICBuZXQvaXB2Ni9pcDZfb2ZmbG9hZC5jIHwgMiArLQ0KPiAgMyBmaWxlcyBj aGFuZ2VkLCAzIGluc2VydGlvbnMoKyksIDMgZGVsZXRpb25zKC0pDQo+IA0KPiBkaWZmIC0tZ2l0 IGEvbmV0L2lwdjQvZ3JlX29mZmxvYWQuYyBiL25ldC9pcHY0L2dyZV9vZmZsb2FkLmMNCj4gaW5k ZXggZDVjYWM5OS4uOGM3MjAzNCAxMDA2NDQNCj4gLS0tIGEvbmV0L2lwdjQvZ3JlX29mZmxvYWQu Yw0KPiArKysgYi9uZXQvaXB2NC9ncmVfb2ZmbG9hZC5jDQo+IEBAIC05OCw3ICs5OCw3IEBAIHN0 YXRpYyBzdHJ1Y3Qgc2tfYnVmZiAqZ3JlX2dzb19zZWdtZW50KHN0cnVjdCBza19idWZmICpza2Is DQo+ICAJCWdyZWggPSAoc3RydWN0IGdyZV9iYXNlX2hkciAqKXNrYl90cmFuc3BvcnRfaGVhZGVy KHNrYik7DQo+ICAJCXBjc3VtID0gKF9fc3VtMTYgKikoZ3JlaCArIDEpOw0KPiAgDQo+IC0JCWlm IChnc29fcGFydGlhbCkgew0KPiArCQlpZiAoZ3NvX3BhcnRpYWwgJiYgc2tiX2lzX2dzbyhza2Ip KSB7DQo+ICAJCQl1bnNpZ25lZCBpbnQgcGFydGlhbF9hZGo7DQo+ICANCj4gIAkJCS8qIEFkanVz dCBjaGVja3N1bSB0byBhY2NvdW50IGZvciB0aGUgZmFjdCB0aGF0DQo+IGRpZmYgLS1naXQgYS9u ZXQvaXB2NC91ZHBfb2ZmbG9hZC5jIGIvbmV0L2lwdjQvdWRwX29mZmxvYWQuYw0KPiBpbmRleCAw OTMyYzg1Li42NDAxNTc0IDEwMDY0NA0KPiAtLS0gYS9uZXQvaXB2NC91ZHBfb2ZmbG9hZC5jDQo+ ICsrKyBiL25ldC9pcHY0L3VkcF9vZmZsb2FkLmMNCj4gQEAgLTEyMiw3ICsxMjIsNyBAQCBzdGF0 aWMgc3RydWN0IHNrX2J1ZmYgKl9fc2tiX3VkcF90dW5uZWxfc2VnbWVudChzdHJ1Y3Qgc2tfYnVm ZiAqc2tiLA0KPiAgCQkgKiB3aWxsIGJlIHVzaW5nIGEgbGVuZ3RoIHZhbHVlIGVxdWFsIHRvIG9u bHkgb25lIE1TUyBzaXplZA0KPiAgCQkgKiBzZWdtZW50IGluc3RlYWQgb2YgdGhlIGVudGlyZSBm cmFtZS4NCj4gIAkJICovDQo+IC0JCWlmIChnc29fcGFydGlhbCkgew0KPiArCQlpZiAoZ3NvX3Bh cnRpYWwgJiYgc2tiX2lzX2dzbyhza2IpKSB7DQo+ICAJCQl1aC0+bGVuID0gaHRvbnMoc2tiX3No aW5mbyhza2IpLT5nc29fc2l6ZSArDQo+ICAJCQkJCVNLQl9HU09fQ0Ioc2tiKS0+ZGF0YV9vZmZz ZXQgKw0KPiAgCQkJCQlza2ItPmhlYWQgLSAodW5zaWduZWQgY2hhciAqKXVoKTsNCj4gZGlmZiAt LWdpdCBhL25ldC9pcHY2L2lwNl9vZmZsb2FkLmMgYi9uZXQvaXB2Ni9pcDZfb2ZmbG9hZC5jDQo+ IGluZGV4IGNkYjM3MjguLjRhODdmOTQgMTAwNjQ0DQo+IC0tLSBhL25ldC9pcHY2L2lwNl9vZmZs b2FkLmMNCj4gKysrIGIvbmV0L2lwdjYvaXA2X29mZmxvYWQuYw0KPiBAQCAtMTA1LDcgKzEwNSw3 IEBAIHN0YXRpYyBzdHJ1Y3Qgc2tfYnVmZiAqaXB2Nl9nc29fc2VnbWVudChzdHJ1Y3Qgc2tfYnVm ZiAqc2tiLA0KPiAgDQo+ICAJZm9yIChza2IgPSBzZWdzOyBza2I7IHNrYiA9IHNrYi0+bmV4dCkg ew0KPiAgCQlpcHY2aCA9IChzdHJ1Y3QgaXB2NmhkciAqKShza2JfbWFjX2hlYWRlcihza2IpICsg bmhvZmYpOw0KPiAtCQlpZiAoZ3NvX3BhcnRpYWwpDQo+ICsJCWlmIChnc29fcGFydGlhbCAmJiBz a2JfaXNfZ3NvKHNrYikpDQo+ICAJCQlwYXlsb2FkX2xlbiA9IHNrYl9zaGluZm8oc2tiKS0+Z3Nv X3NpemUgKw0KPiAgCQkJCSAgICAgIFNLQl9HU09fQ0Ioc2tiKS0+ZGF0YV9vZmZzZXQgKw0KPiAg CQkJCSAgICAgIHNrYi0+aGVhZCAtICh1bnNpZ25lZCBjaGFyICopKGlwdjZoICsgMSk7DQo=