Received: by 2002:a6b:500f:0:0:0:0:0 with SMTP id e15csp3443329iob; Mon, 16 May 2022 23:23:03 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzeQVhMXdz/myTIU21GT1X+msblbj5XIkLDv4fBrVT2G0pedSX90KVKYkGwS9w2qxSoBZmL X-Received: by 2002:a17:907:e90:b0:6f4:cbc8:41bc with SMTP id ho16-20020a1709070e9000b006f4cbc841bcmr18785865ejc.536.1652768583312; Mon, 16 May 2022 23:23:03 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1652768583; cv=none; d=google.com; s=arc-20160816; b=lAoWHrOOgVYhUHGmuxTJxYqhRuvNq8sSXOAbPE04hZ+LHeelzNWcitZFESa/yePULq Mya/T1P3e40EVi3puTNe5098EKP4Uaib+EdQVPzRSvRwsMl5V25tcMLMDYtJyUNZqk8r usMdzvpJEwBSM/ywXGzuVxGQpnNqJq2X22EmUPuJLW1xljvZAAf2zgeF77Gi55TVObO8 QmtoKTFJqfwHhlGmC4GbutuJXOcBsVErUmsOixsyrgXuwGgbRzcCNJkaMdI1Qw9p6igN fe5T30GUCCxgD3OmakNJ4NhUAA1tgHbYlMhJkvRGZW7ZyOKfE4vRcpe5S3fisczgbyaR 3CXg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:message-id:mime-version :content-transfer-encoding:references:in-reply-to:subject:cc:to:from :date; bh=/Vky+8NUHJwK2BXYQMh0ugdTNJ8ntqFa8HjFBCp6AYI=; b=v5RQnMC4iT3yogSB4bxq9qSQo6EZ7fRCxkbZ4VHVa+UnqmUyXUuAvsHzBDFRKxnUNa nbo/GIqcwyPl+5AQJCv9AjlbayQH0q3YfwdkDHd9P7aG1Dk+mJAF4Ca8qqcQxSjIw1S9 cx68PdsEiXy0l6DX9TufkzG7nKRKwT4OXNUE/rgDK4062CKWHopRUp/s5rwHHmOP4KKt tfqimwcBrhhFL0tO3pH4jxCClKHB7GwIbewqbm3lPRZXZm2YqiDFLjZw/0205pchda/S 100zlP4e8BOvJJHX05S4C3XbmgVG/Npu9mNtkG0l7wpkHnAdmWP6ib7HKswsqOM88+hv U3FA== ARC-Authentication-Results: i=1; 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 Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id b7-20020a056402278700b00425f2e1051asi15217410ede.69.2022.05.16.23.22.38; Mon, 16 May 2022 23:23:03 -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 S233304AbiEQBKW (ORCPT + 99 others); Mon, 16 May 2022 21:10:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39686 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229694AbiEQBKU (ORCPT ); Mon, 16 May 2022 21:10:20 -0400 X-Greylist: delayed 53473 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Mon, 16 May 2022 18:10:17 PDT Received: from azure-sdnproxy-2.icoremail.net (azure-sdnproxy.icoremail.net [52.175.55.52]) by lindbergh.monkeyblade.net (Postfix) with SMTP id 28A8E403F4; Mon, 16 May 2022 18:10:16 -0700 (PDT) Received: by ajax-webmail-mail-app4 (Coremail) ; Tue, 17 May 2022 09:10:04 +0800 (GMT+08:00) X-Originating-IP: [124.236.130.193] Date: Tue, 17 May 2022 09:10:04 +0800 (GMT+08:00) X-CM-HeaderCharset: UTF-8 From: duoming@zju.edu.cn To: "Jakub Kicinski" Cc: netdev@vger.kernel.org, krzysztof.kozlowski@linaro.org, linux-kernel@vger.kernel.org, davem@davemloft.net, edumazet@google.com, pabeni@redhat.com, gregkh@linuxfoundation.org, alexander.deucher@amd.com, broonie@kernel.org Subject: Re: Re: [PATCH net] NFC: nci: fix sleep in atomic context bugs caused by nci_skb_alloc 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: <20220516130705.2d51a6cf@kernel.org> References: <20220513133355.113222-1-duoming@zju.edu.cn> <20220516130705.2d51a6cf@kernel.org> Content-Transfer-Encoding: base64 Content-Type: text/plain; charset=UTF-8 MIME-Version: 1.0 Message-ID: <72ac1467.16e1f.180cf90a3b6.Coremail.duoming@zju.edu.cn> X-Coremail-Locale: zh_CN X-CM-TRANSID: cS_KCgC3COHs9YJibPJTAA--.5665W X-CM-SenderInfo: qssqjiasttq6lmxovvfxof0/1tbiAgUNAVZdtZtnRQAAsM X-Coremail-Antispam: 1Ur529EdanIXcx71UUUUU7IcSsGvfJ3iIAIbVAYjsxI4VWxJw CS07vEb4IE77IF4wCS07vE1I0E4x80FVAKz4kxMIAIbVAFxVCaYxvI4VCIwcAKzIAtYxBI daVFxhVjvjDU= X-Spam-Status: No, score=-0.6 required=5.0 tests=BAYES_00, RCVD_IN_VALIDITY_RPBL,SPF_HELO_PASS,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=no 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 SGVsbG8sCgpPbiBNb24sIDE2IE1heSAyMDIyIDEzOjA3OjA1IC0wNzAwIEpha3ViIEtpY2luc2tp IHdyb3RlOgoKPiBPbiBGcmksIDEzIE1heSAyMDIyIDIxOjMzOjU1ICswODAwIER1b21pbmcgWmhv dSB3cm90ZToKPiA+IEZpeGVzOiA2YTI5NjhhYWY1MGMgKCJORkM6IGJhc2ljIE5DSSBwcm90b2Nv bCBpbXBsZW1lbnRhdGlvbiAiKQo+ID4gRml4ZXM6IDExZjU0ZjIyODY0MyAoIk5GQzogbmNpOiBB ZGQgSENJIG92ZXIgTkNJIHByb3RvY29sIHN1cHBvcnQiKQo+IAo+IEFyZSB0aGVyZSBtb3JlIGJh ZCBjYWxsZXJzPyBJZiBzdF9uY2lfc2Vfd3RfdGltZW91dCBpcyB0aGUgb25seSBzb3VyY2UKPiBv ZiB0cm91YmxlIHRoZW4gdGhlIGZpeGVzIHRhZyBzaG91bGQgcG9pbnQgdG8gd2hlbiBpdCB3YXMg YWRkZWQsIHJhdGhlcgo+IHRoYW4gd2hlbiB0aGUgY2FsbGVlIHdhcyBhZGRlZC4KClRoZSBzdF9u Y2lfc2Vfd3RfdGltZW91dCBpcyB0aGUgb25seSBzb3VyY2Ugb2YgdHJvdWJsZSwgaXQgd2FzIGFk ZGVkIGluCmVkMDZhZWVmZGFjMyAoIm5mYzogc3QtbmNpOiBSZW5hbWUgc3QyMW5mY2IgdG8gc3Qt bmNpIikuIEkgd2lsbCBzZW5kCnBhdGNoIHYyLgoKQmVzdCByZWdhcmRzLApEdW9taW5nIFpob3U=