Received: by 2002:a05:6358:d09b:b0:dc:cd0c:909e with SMTP id jc27csp7214091rwb; Tue, 6 Dec 2022 02:48:08 -0800 (PST) X-Google-Smtp-Source: AA0mqf5X1akjhpM0LoXpDIBinV0wlq9UtWc4BC92oqjeOm/OIzThurd4kk8RfZjqU0Bz0N1WW2/S X-Received: by 2002:aa7:d551:0:b0:468:fb2c:6c8c with SMTP id u17-20020aa7d551000000b00468fb2c6c8cmr75765451edr.340.1670323687974; Tue, 06 Dec 2022 02:48:07 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1670323687; cv=none; d=google.com; s=arc-20160816; b=WZBtzQH3877k4vGMTF5t1kP3GeUAXDPKpGVX4wQf4QGbv3SpihJDsekSIUC91UStrw KCjLy1AGCqp5pnc0Vu+9HMolL9nK11S/f6mC4RAN8lrUyYAdImvRmAbtLGZBAz6fbzJq 2B85ChymS5+w5JqWVV9jBYWwreLAEbKy9rl8RJHsj/fdgBC+L9qGvR29KPxklh0opvuy g3Di9RqsSH66n3dqEc5L+Huke20lYenhiRC94THl8skUfs5Y9coDvkdXjsguVqrzBYtf illGQwO9J/D7lJT8guQiS5+k39GCOIxDsE4/Mva6Qk52nF1OG5csA4buBet/K3fnLNb5 MgjA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from; bh=w/lNrfjNoSLKCnHohHKlIWTeVw3HwqUvh3teeKpSup0=; b=mUs2qj+z5IXSfiNOv9TYfaV+MBWC4qJOc3qQ8tK/dOSHeREHjnoc0I3BB+/eTIKoWY +G3jLPuqm8pIjvfaSWOjFH9V+pbGKuYU+aqjNiAAL02au8dh1cI7PcCJLxH/hT3Hp5cd FELFfcj5WXgDXBmXW7FlRIsqZYHRy92cORXaA7Q/M6Qr7IMS7wBF01hV0sZYwdaKtGNw C3/j1hqV0uj5IBmczfWq/7gZlgDNGwe7e7Qq2uODihf/7vA+IrHDozzWowdYZK6RVQVE 9xCtSjJ+qvvHymaNZZnIG5sRdKNJVw194xpO79twYqbuk6aq9EwvvdiZSRp29jl7tKjM CsxA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-wireless-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-wireless-owner@vger.kernel.org; dmarc=fail (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=huawei.com Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id lt27-20020a170906fa9b00b007ae127c6c7asi2098263ejb.176.2022.12.06.02.47.47; Tue, 06 Dec 2022 02:48:07 -0800 (PST) Received-SPF: pass (google.com: domain of linux-wireless-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-wireless-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-wireless-owner@vger.kernel.org; dmarc=fail (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=huawei.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231354AbiLFKkd (ORCPT + 66 others); Tue, 6 Dec 2022 05:40:33 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39016 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230450AbiLFKkJ (ORCPT ); Tue, 6 Dec 2022 05:40:09 -0500 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E86C660CF for ; Tue, 6 Dec 2022 02:40:07 -0800 (PST) Received: from dggpemm500007.china.huawei.com (unknown [172.30.72.54]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4NRH3B2Z4XzFpxJ; Tue, 6 Dec 2022 18:39:18 +0800 (CST) Received: from huawei.com (10.175.103.91) by dggpemm500007.china.huawei.com (7.185.36.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Tue, 6 Dec 2022 18:40:05 +0800 From: Yang Yingliang To: , CC: , Subject: [PATCH 0/3] rtlwifi: don't call kfree_skb() under spin_lock_irqsave() Date: Tue, 6 Dec 2022 18:37:37 +0800 Message-ID: <20221206103740.1963605-1-yangyingliang@huawei.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [10.175.103.91] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To dggpemm500007.china.huawei.com (7.185.36.183) X-CFilter-Loop: Reflected X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,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-wireless@vger.kernel.org It is not allowed to call kfree_skb() from hardware interrupt context or with interrupts being disabled. This patchset is trying to add all skb to a free list, then free them after spin_unlock_irqrestore() at once. Yang Yingliang (3): rtlwifi: rtl8821ae: don't call kfree_skb() under spin_lock_irqsave() rtlwifi: rtl8188ee: don't call kfree_skb() under spin_lock_irqsave() rtlwifi: rtl8723be: don't call kfree_skb() under spin_lock_irqsave() drivers/net/wireless/realtek/rtlwifi/rtl8188ee/hw.c | 6 +++++- drivers/net/wireless/realtek/rtlwifi/rtl8723be/hw.c | 5 +++++ drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c | 6 +++++- 3 files changed, 15 insertions(+), 2 deletions(-) -- 2.25.1