Received: by 2002:a05:6358:d09b:b0:dc:cd0c:909e with SMTP id jc27csp898963rwb; Wed, 7 Dec 2022 06:23:57 -0800 (PST) X-Google-Smtp-Source: AA0mqf4WSepYqwxyRIrdLQIXnVhZrKl6/a+0teE/gHmykSL1ny8aEPIdmsHprNvag2GxQ/1Ng8ZW X-Received: by 2002:aa7:cad7:0:b0:459:443a:faf4 with SMTP id l23-20020aa7cad7000000b00459443afaf4mr82276272edt.297.1670423036950; Wed, 07 Dec 2022 06:23:56 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1670423036; cv=none; d=google.com; s=arc-20160816; b=SATA194cLDstvUg3GzsIPtAn04wgabjWlGu24zahYKi3CVv+P2/aMAkRv2u+N+juuO rXYJSae3tS1a8yYeZXJp2mAUCthVOhoTuhdJuCS/I4qS/ENIZfrzvSnTivb/1cmi+bCN p3eH7lwwgh1dUJZZhD3XH783XmBgnja4URmi9RP/S9oGQ4U5RzaI/5OjTYVtIPqlIB9e YUtWeeC0lHIkj5eEbX1rNCZm4wb7DT8huMnpUSfL5bW96b6wUl5ASkhrfuhzSpEQ9doC Y02AxVEDhP0Q2eKqJXQ+Bgxdp2VRRr4KS7bQCEoCCdm3HmGYaqtogT7Av3E5Imb/y1A5 5VRA== 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=vlhF7yCari0zkhFTgc5RA/Gg9vfhXc5kLzKJonFYFow=; b=J8Jj/km+14/QhaewPfPaYtwOyAQrywSZBdkgjpHD0yN9tOBoBZ7BtcfLc8yTNXR7MG OqzIJqcyJ2nvTbXbBNjW+QMGDf/kEonPWb9JdknC/K0b1YB6zU/JGk+QDtQ99CmfNu0f QjSFH0B9DBP6xQuAIrbYp1e7nEeFw2DcVV5q9ghQI1M9nFw9lnKiZnv6bRFsv0XgDZdd hIS/zAzX5iENj5+yvED/Cey0QPSV1jl7S99w6ZL7svGKvXETERPmgxa2vtXE6Wb3L2bH fiaNFz7dcOkAtIctQfgIEmyn9OBDMfC0NrN5Pdfjzk+xXunzIiFiBa5oROWCV2XwGgpl MDQw== 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 g20-20020a1709065d1400b007c11b897491si2186159ejt.833.2022.12.07.06.23.36; Wed, 07 Dec 2022 06:23:56 -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 S229883AbiLGOQn (ORCPT + 66 others); Wed, 7 Dec 2022 09:16:43 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43734 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230094AbiLGOQl (ORCPT ); Wed, 7 Dec 2022 09:16:41 -0500 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5C2B35C74C for ; Wed, 7 Dec 2022 06:16:38 -0800 (PST) Received: from dggpemm500007.china.huawei.com (unknown [172.30.72.57]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4NRzpT0mKdzRpm4; Wed, 7 Dec 2022 22:15:45 +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; Wed, 7 Dec 2022 22:16:35 +0800 From: Yang Yingliang To: , CC: , Subject: [PATCH v3 0/3] wifi: rtlwifi: don't call kfree_skb() under spin_lock_irqsave() Date: Wed, 7 Dec 2022 22:14:08 +0800 Message-ID: <20221207141411.46098-1-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: dggems702-chm.china.huawei.com (10.3.19.179) 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. v2 -> v3: Update commit messages. v1 -> v2: change subject prefix to "wifi: rtlwifi: ..." Yang Yingliang (3): wifi: rtlwifi: rtl8821ae: don't call kfree_skb() under spin_lock_irqsave() wifi: rtlwifi: rtl8188ee: don't call kfree_skb() under spin_lock_irqsave() wifi: 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 | 6 +++++- drivers/net/wireless/realtek/rtlwifi/rtl8821ae/hw.c | 6 +++++- 3 files changed, 15 insertions(+), 3 deletions(-) -- 2.25.1