From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5949FC433DF for ; Mon, 15 Jun 2020 02:49:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3834220775 for ; Mon, 15 Jun 2020 02:49:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728145AbgFOCsw (ORCPT ); Sun, 14 Jun 2020 22:48:52 -0400 Received: from szxga03-in.huawei.com ([45.249.212.189]:2521 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728028AbgFOCsv (ORCPT ); Sun, 14 Jun 2020 22:48:51 -0400 Received: from nkgeml706-chm.china.huawei.com (unknown [172.30.72.55]) by Forcepoint Email with ESMTP id EC12415CEED1EBB318C2; Mon, 15 Jun 2020 10:48:47 +0800 (CST) Received: from nkgeml708-chm.china.huawei.com (10.98.57.160) by nkgeml706-chm.china.huawei.com (10.98.57.153) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1913.5; Mon, 15 Jun 2020 10:48:47 +0800 Received: from nkgeml708-chm.china.huawei.com ([10.98.57.160]) by nkgeml708-chm.china.huawei.com ([10.98.57.160]) with mapi id 15.01.1913.007; Mon, 15 Jun 2020 10:48:47 +0800 From: "Guodeqing (A)" To: David Ahern , "davem@davemloft.net" CC: "kuznet@ms2.inr.ac.ru" , "netdev@vger.kernel.org" , "dsa@cumulusnetworks.com" , "kuba@kernel.org" Subject: =?utf-8?B?562U5aSNOiBbUEFUQ0hdIG5ldDogRml4IHRoZSBhcnAgZXJyb3IgaW4gc29t?= =?utf-8?Q?e_cases?= Thread-Topic: [PATCH] net: Fix the arp error in some cases Thread-Index: AQHWQU9mEOe5BeP8Ykii34XgMRswaKjWFgkAgALcnXA= Date: Mon, 15 Jun 2020 02:48:47 +0000 Message-ID: <9ab7de80905e4417b6c1e196bb498e7b@huawei.com> References: <1592030995-111190-1-git-send-email-geffrey.guo@huawei.com> <5679487d-cd17-fc91-2474-e12b182a59b7@gmail.com> In-Reply-To: <5679487d-cd17-fc91-2474-e12b182a59b7@gmail.com> Accept-Language: zh-CN, en-US Content-Language: zh-CN X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.164.122.165] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-CFilter-Loop: Reflected Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org DQoNCi0tLS0t6YKu5Lu25Y6f5Lu2LS0tLS0NCuWPkeS7tuS6ujogRGF2aWQgQWhlcm4gW21haWx0 bzpkc2FoZXJuQGdtYWlsLmNvbV0gDQrlj5HpgIHml7bpl7Q6IFNhdHVyZGF5LCBKdW5lIDEzLCAy MDIwIDIyOjMyDQrmlLbku7bkuro6IEd1b2RlcWluZyAoQSkgPGdlZmZyZXkuZ3VvQGh1YXdlaS5j b20+OyBkYXZlbUBkYXZlbWxvZnQubmV0DQrmioTpgIE6IGt1em5ldEBtczIuaW5yLmFjLnJ1OyBu ZXRkZXZAdmdlci5rZXJuZWwub3JnOyBkc2FAY3VtdWx1c25ldHdvcmtzLmNvbTsga3ViYUBrZXJu ZWwub3JnDQrkuLvpopg6IFJlOiBbUEFUQ0hdIG5ldDogRml4IHRoZSBhcnAgZXJyb3IgaW4gc29t ZSBjYXNlcw0KDQpPbiA2LzEzLzIwIDEyOjQ5IEFNLCBndW9kZXFpbmcgd3JvdGU6DQo+IGllLiwN Cj4gJCBpZmNvbmZpZyBldGgwIDYuNi42LjYgbmV0bWFzayAyNTUuMjU1LjI1NS4wDQo+IA0KPiAk IGlwIHJ1bGUgYWRkIGZyb20gNi42LjYuNiB0YWJsZSA2NjY2DQoNCndpdGhvdXQgYSBkZWZhdWx0 IGVudHJ5IGluIHRhYmxlIDY2NjYgdGhlIGxvb2t1cCBwcm9jZWVkcyB0byB0aGUgbmV4dCB0YWJs ZSAtIHdoaWNoIGJ5IGRlZmF1bHQgaXMgdGhlIG1haW4gdGFibGUuIA0KDQotLS15ZXPvvIxpZiB3 aXRob3V0IHRoZSBydWxl77yMdGhpcyBwcm9ibGVtIHdpbGwgbm90IGhhcHBlbi4gDQogIEZvbGxv dyB0aGUgc3RlcHM6DQogICQgaWZjb25maWcgZXRoMCA2LjYuNi42IG5ldG1hc2sgMjU1LjI1NS4y NTUuMA0KICAkIGlwIHJvdXRlIGFkZCA5LjkuOS45IHZpYSA2LjYuNi42DQogICQgcGluZyAtSSA2 LjYuNi42IDkuOS45LjkNCiAgQW5kIFRoZSBhcnAgcmVxdWVzdCBhZGRyZXNzIGlzIDkuOS45Ljkg YW5kIGlzIHJpZ2h0LigiIGdhdGV3YXkgY2FuIGJlIGFjdHVhbGx5IGxvY2FsIGludGVyZmFjZSBh ZGRyZXNzLA0KICogICAgc28gdGhhdCBnYXRld2F5ZWQgcm91dGUgaXMgZGlyZWN0IikNCg0KPiAN Cj4gJCBpcCByb3V0ZSBhZGQgOS45LjkuOSB2aWEgNi42LjYuNg0KPiANCj4gJCBwaW5nIC1JIDYu Ni42LjYgOS45LjkuOQ0KPiBQSU5HIDkuOS45LjkgKDkuOS45LjkpIGZyb20gNi42LjYuNiA6IDU2 KDg0KSBieXRlcyBvZiBkYXRhLg0KPiANCj4gXkMNCj4gLS0tIDkuOS45LjkgcGluZyBzdGF0aXN0 aWNzIC0tLQ0KPiAzIHBhY2tldHMgdHJhbnNtaXR0ZWQsIDAgcmVjZWl2ZWQsIDEwMCUgcGFja2V0 IGxvc3MsIHRpbWUgMjA3OW1zDQo+IA0KPiAkIGFycA0KPiBBZGRyZXNzICAgICBIV3R5cGUgIEhX YWRkcmVzcyAgICAgICAgICAgRmxhZ3MgTWFzayAgICAgICAgICAgIElmYWNlDQo+IDYuNi42LjYg ICAgICAgICAgICAgKGluY29tcGxldGUpICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgZXRo MA0KPiANCj4gVGhlIGFycCByZXF1ZXN0IGFkZHJlc3MgaXMgZXJyb3IsIHRoaXMgcHJvYmxlbSBj YW4gYmUgcmVwcm9kdWNlZCBlYXNpbHkuDQo+IA0KPiBGaXhlczogM2JmZDg0NzIwM2M2KCJuZXQ6 IFVzZSBwYXNzZWQgaW4gdGFibGUgZm9yIG5leHRob3AgbG9va3VwcyIpDQo+IFNpZ25lZC1vZmYt Ynk6IGd1b2RlcWluZyA8Z2VmZnJleS5ndW9AaHVhd2VpLmNvbT4NCj4gLS0tDQo+ICBuZXQvaXB2 NC9maWJfc2VtYW50aWNzLmMgfCAyICstDQo+ICAxIGZpbGUgY2hhbmdlZCwgMSBpbnNlcnRpb24o KyksIDEgZGVsZXRpb24oLSkNCj4gDQo+IGRpZmYgLS1naXQgYS9uZXQvaXB2NC9maWJfc2VtYW50 aWNzLmMgYi9uZXQvaXB2NC9maWJfc2VtYW50aWNzLmMgaW5kZXggDQo+IGU1Mzg3MWUuLjFmNzVk YzYgMTAwNjQ0DQo+IC0tLSBhL25ldC9pcHY0L2ZpYl9zZW1hbnRpY3MuYw0KPiArKysgYi9uZXQv aXB2NC9maWJfc2VtYW50aWNzLmMNCj4gQEAgLTExMDksNyArMTEwOSw3IEBAIHN0YXRpYyBpbnQg ZmliX2NoZWNrX25oX3Y0X2d3KHN0cnVjdCBuZXQgKm5ldCwgc3RydWN0IGZpYl9uaCAqbmgsIHUz MiB0YWJsZSwNCj4gIAkJaWYgKGZsNC5mbG93aTRfc2NvcGUgPCBSVF9TQ09QRV9MSU5LKQ0KPiAg CQkJZmw0LmZsb3dpNF9zY29wZSA9IFJUX1NDT1BFX0xJTks7DQo+ICANCj4gLQkJaWYgKHRhYmxl KQ0KPiArCQlpZiAodGFibGUgJiYgdGFibGUgIT0gUlRfVEFCTEVfTUFJTikNCj4gIAkJCXRibCA9 IGZpYl9nZXRfdGFibGUobmV0LCB0YWJsZSk7DQo+ICANCj4gIAkJaWYgKHRibCkNCj4gDQoNCmhv dyBkb2VzIGdhdGV3YXkgdmFsaWRhdGlvbiB3aGVuIHRoZSByb3V0ZSBpcyBpbnN0YWxsZWQgYWZm ZWN0IGFycCByZXNvbHV0aW9uPw0KDQp5b3UgYXJlIG1pc3Npbmcgc29tZXRoaW5nIGluIGV4cGxh aW5pbmcgdGhlIHByb2JsZW0geW91IGFyZSBzZWVpbmcuDQoNCi0tIFRoaXMgcHJvYmxlbSBjYW4g b25seSBoYXBwZW4gaW4gc29tZSBjYXNlcyx0aGlzIDNiZmQ4NDcyMDNjNiBwYXRjaCB3aWxsIGRv IHRoZSBtYWluIHRhYmxlIGxvb2t1cCBlcnJvciBpbiBzb21lIGNhc2VzLCBhbmQgSSB0aGluayBp dCBzaG91bGQgbm90IGRvIHRoZSBtYWluIHRhYmxlIGxvb2t1cCBiZWNhdXNlIHRoZSBuZXh0IGZ1 bmN0aW9uIGZpYl9sb29rdXAgZG9lcyB0aGUgbWFpbnRhYmxlIGxvb2t1cC4NCg==