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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 87BA8C433F5 for ; Mon, 9 May 2022 10:29:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232227AbiEIKc5 (ORCPT ); Mon, 9 May 2022 06:32:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39054 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231449AbiEIKcY (ORCPT ); Mon, 9 May 2022 06:32:24 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8A91724EA2B; Mon, 9 May 2022 03:27:53 -0700 (PDT) Received: from canpemm100008.china.huawei.com (unknown [172.30.72.54]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4KxclT20G8zfbQ1; Mon, 9 May 2022 18:26:13 +0800 (CST) Received: from dggpeml500026.china.huawei.com (7.185.36.106) by canpemm100008.china.huawei.com (7.192.104.152) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Mon, 9 May 2022 18:27:23 +0800 Received: from dggpeml500026.china.huawei.com ([7.185.36.106]) by dggpeml500026.china.huawei.com ([7.185.36.106]) with mapi id 15.01.2375.024; Mon, 9 May 2022 18:27:22 +0800 From: shaozhengchao To: =?utf-8?B?VG9rZSBIw7hpbGFuZC1Kw7hyZ2Vuc2Vu?= , "bpf@vger.kernel.org" , "netdev@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "ast@kernel.org" , "daniel@iogearbox.net" , "davem@davemloft.net" , "kuba@kernel.org" , "hawk@kernel.org" , "john.fastabend@gmail.com" , "andrii@kernel.org" , "kafai@fb.com" , "songliubraving@fb.com" , "yhs@fb.com" , "kpsingh@kernel.org" CC: "weiyongjun (A)" , yuehaibing Subject: =?utf-8?B?562U5aSNOiBbUEFUQ0ggYnBmLW5leHRdIHNhbXBsZXMvYnBmOiBjaGVjayBk?= =?utf-8?Q?etach_prog_exist_or_not_in_xdp=5Ffwd?= Thread-Topic: [PATCH bpf-next] samples/bpf: check detach prog exist or not in xdp_fwd Thread-Index: AQHYYz67ysyf9xnyEEa5gXY59XVHBq0VxqsAgACPrJA= Date: Mon, 9 May 2022 10:27:22 +0000 Message-ID: References: <20220509005105.271089-1-shaozhengchao@huawei.com> <87pmknyr6b.fsf@toke.dk> In-Reply-To: <87pmknyr6b.fsf@toke.dk> Accept-Language: zh-CN, en-US Content-Language: zh-CN X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.174.178.66] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org DQotLS0tLemCruS7tuWOn+S7ti0tLS0tDQrlj5Hku7bkuro6IFRva2UgSMO4aWxhbmQtSsO4cmdl bnNlbiBbbWFpbHRvOnRva2VAa2VybmVsLm9yZ10gDQrlj5HpgIHml7bpl7Q6IDIwMjLlubQ15pyI OeaXpSAxNzo0Ng0K5pS25Lu25Lq6OiBzaGFvemhlbmdjaGFvIDxzaGFvemhlbmdjaGFvQGh1YXdl aS5jb20+OyBicGZAdmdlci5rZXJuZWwub3JnOyBuZXRkZXZAdmdlci5rZXJuZWwub3JnOyBsaW51 eC1rZXJuZWxAdmdlci5rZXJuZWwub3JnOyBhc3RAa2VybmVsLm9yZzsgZGFuaWVsQGlvZ2VhcmJv eC5uZXQ7IGRhdmVtQGRhdmVtbG9mdC5uZXQ7IGt1YmFAa2VybmVsLm9yZzsgaGF3a0BrZXJuZWwu b3JnOyBqb2huLmZhc3RhYmVuZEBnbWFpbC5jb207IGFuZHJpaUBrZXJuZWwub3JnOyBrYWZhaUBm Yi5jb207IHNvbmdsaXVicmF2aW5nQGZiLmNvbTsgeWhzQGZiLmNvbTsga3BzaW5naEBrZXJuZWwu b3JnDQrmioTpgIE6IHdlaXlvbmdqdW4gKEEpIDx3ZWl5b25nanVuMUBodWF3ZWkuY29tPjsgc2hh b3poZW5nY2hhbyA8c2hhb3poZW5nY2hhb0BodWF3ZWkuY29tPjsgeXVlaGFpYmluZyA8eXVlaGFp YmluZ0BodWF3ZWkuY29tPg0K5Li76aKYOiBSZTogW1BBVENIIGJwZi1uZXh0XSBzYW1wbGVzL2Jw ZjogY2hlY2sgZGV0YWNoIHByb2cgZXhpc3Qgb3Igbm90IGluIHhkcF9md2QNCg0KWmhlbmdjaGFv IFNoYW8gPHNoYW96aGVuZ2NoYW9AaHVhd2VpLmNvbT4gd3JpdGVzOg0KDQo+IEJlZm9yZSBkZXRh Y2ggdGhlIHByb2csIHdlIHNob3VsZCBjaGVjayBkZXRhY2ggcHJvZyBleGlzdCBvciBub3QuDQoN CklmIHdlJ3JlIGFkZGluZyBzdWNoIGEgY2hlY2sgd2Ugc2hvdWxkIGFsc28gY2hlY2sgdGhhdCBp dCdzIHRoZSAqcmlnaHQqIHByb2dyYW0uIEkuZS4sIHF1ZXJ5IHRoZSBJRCBmb3IgdGhlIHByb2dy YW0gbmFtZSBhbmQgY2hlY2sgdGhhdCBpdCBtYXRjaGVzIHdoYXQgdGhlIHByb2dyYW0gYXR0YWNo ZWQsIHRoZW4gb2J0YWluIGFuIGZkIGFuZCBwYXNzIHRoYXQgYXMgWERQX0VYUEVDVEVEX0ZEIG9u IGRldGFjaCB0byBtYWtlIHN1cmUgaXQgd2Fzbid0IHN3YXBwZWQgb3V0IGluIHRoZSBtZWFudGlt ZS4uLg0KDQotVG9rZQ0KDQpUaGFuayB5b3UgZm9yIHlvdXIgcmVwbHkuIFdoZW4gZmluaXNoIHJ1 bm5pbmcgeGRwX2Z3ZCB0byBhdHRhdGNoIHByb2csIHRoZSBwcm9ncmFtIHdpbGwgZXhpdCBhbmQg Y2FuJ3Qgc3RvcmUgZmQgYXMgWERQX0VYUEVDVEVEX0ZELiANCg0KSSB0aGluayB0aGUgc2FtcGxl IHhkcF9md2QgLWQgaXMganVzdCBkZXRhY2ggcHJvZyBhbmQgZG9uJ3QgY2FyZSBpZiB0aGUgZmQg aXMgZXhwZWN0ZWQuDQoNCi16aGVuZ2NoYW8gc2hhbyANCg==