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[2620:137:e000::1:20]) by mx.google.com with ESMTP id e20-20020a2ea554000000b0024b5f25f252si1391460ljn.440.2022.04.29.14.14.34; Fri, 29 Apr 2022 14:15:01 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235568AbiD2DUz (ORCPT + 99 others); Thu, 28 Apr 2022 23:20:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59190 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235469AbiD2DUv (ORCPT ); Thu, 28 Apr 2022 23:20:51 -0400 Received: from zju.edu.cn (spam.zju.edu.cn [61.164.42.155]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id BCB38506E5; Thu, 28 Apr 2022 20:17:31 -0700 (PDT) Received: by ajax-webmail-mail-app4 (Coremail) ; Fri, 29 Apr 2022 11:17:19 +0800 (GMT+08:00) X-Originating-IP: [222.205.2.40] Date: Fri, 29 Apr 2022 11:17:19 +0800 (GMT+08:00) X-CM-HeaderCharset: UTF-8 From: "Lin Ma" To: "Greg KH" Cc: "Duoming Zhou" , krzysztof.kozlowski@linaro.org, pabeni@redhat.com, linux-kernel@vger.kernel.org, davem@davemloft.net, alexander.deucher@amd.com, akpm@linux-foundation.org, broonie@kernel.org, netdev@vger.kernel.org, "Jakub Kicinski" Subject: Re: Re: [PATCH net v4] nfc: ... device_is_registered() is data race-able X-Priority: 3 X-Mailer: Coremail Webmail Server Version XT5.0.13 build 20210104(ab8c30b6) Copyright (c) 2002-2022 www.mailtech.cn zju.edu.cn In-Reply-To: References: <38929d91.237b.1806f05f467.Coremail.linma@zju.edu.cn> <2d7c9164.2b1f.1806f2a8ed9.Coremail.linma@zju.edu.cn> <15d09db2.2f76.1806f5c4187.Coremail.linma@zju.edu.cn> <20220428060628.713479b2@kernel.org> <6ad27014.42f6.1807072bb39.Coremail.linma@zju.edu.cn> Content-Transfer-Encoding: base64 Content-Type: text/plain; charset=UTF-8 MIME-Version: 1.0 Message-ID: <2060fc1.5388.1807352ac69.Coremail.linma@zju.edu.cn> X-Coremail-Locale: en_US X-CM-TRANSID: cS_KCgDnzkW_WGtiRdkFAg--.10358W X-CM-SenderInfo: qtrwiiyqvtljo62m3hxhgxhubq/1tbiAwMOElNG3GhjUwAHsK X-Coremail-Antispam: 1Ur529EdanIXcx71UUUUU7IcSsGvfJ3iIAIbVAYjsxI4VW7Jw CS07vEb4IE77IF4wCS07vE1I0E4x80FVAKz4kxMIAIbVAFxVCaYxvI4VCIwcAKzIAtYxBI daVFxhVjvjDU= X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_PASS, SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org SGVsbG8gdGhlcmUsCgo+IAo+IFRoYXQgaXMgd2hhdCBwcm9wZXIgcmVmZXJlbmNlIGNvdW50aW5n IGlzIHN1cHBvc2VkIHRvIGJlIGZvci4gIFBlcmhhcHMKPiB5b3UgYXJlIHJ1bm5pbmcgaW50byBh IGRyaXZlciBzdWJzeXN0ZW0gdGhhdCBpcyBub3QgZG9pbmcgdGhhdCB3ZWxsLCBvcgo+IGF0IGFs bD8KPiAKPiBUcnkgYWRkaW5nIHRoZSBuZWVkZWQgcmVmZXJlbmNlcyBhbmQgdGhlIHVzZS1hZnRl ci1mcmVlIHNob3VsZCBhbG1vc3QgYmUKPiBpbXBvc3NpYmxlIHRvIGhhcHBlbi4KPiAKClRoYXQn cyB0cnVlLCBpZiBhbGwgdGhlIHJlbGV2YW50IHJlc291cmNlcyBhcmUgbWFuYWdlZCBwcm9wZXJs eSBieSB0aGUgcmVmZXJlbmNlCmNvdW50LCBldmVyeXRoaW5nIHdpbGwgYmUgZWFzaWVyLgoKPiB0 aGFua3MsCj4gCj4gZ3JlZyBrLWgKClRoYW5rcwpMaW4gTWEKCg==