From patchwork Thu Dec 8 14:21:43 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yang Yingliang X-Patchwork-Id: 13068474 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 8D668C63703 for ; Thu, 8 Dec 2022 14:26:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229982AbiLHO0O (ORCPT ); Thu, 8 Dec 2022 09:26:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49966 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230193AbiLHOZ2 (ORCPT ); Thu, 8 Dec 2022 09:25:28 -0500 Received: from szxga08-in.huawei.com (szxga08-in.huawei.com [45.249.212.255]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C844C862F7; Thu, 8 Dec 2022 06:24:40 -0800 (PST) Received: from dggpemm500007.china.huawei.com (unknown [172.30.72.53]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4NSbxG6Qwbz15Ms5; Thu, 8 Dec 2022 22:23:46 +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; Thu, 8 Dec 2022 22:24:36 +0800 From: Yang Yingliang To: CC: , , , , , Yang Yingliang , Michal Simek , John Linn , Sadanand M , , Ilya Yanok , Joerg Reuter , Subject: [PATCH net v3 0/4] net: don't call dev_kfree_skb() under spin_lock_irqsave() Date: Thu, 8 Dec 2022 22:21:43 +0800 Message-ID: <20221208142147.2376671-1-yangyingliang@huawei.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Originating-IP: [10.175.103.91] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To dggpemm500007.china.huawei.com (7.185.36.183) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org It is not allowed to call consume_skb() from hardware interrupt context or with interrupts being disabled. This patchset replace dev_kfree_skb() with dev_kfree_skb_irq/dev_consume_skb_irq() under spin_lock_irqsave() in some drivers, or move dev_kfree_skb() after spin_unlock_irqrestore(). v2 -> v3: Update commit message, and change to use dev_kfree_skb_irq() in patch #1, #3. v1 -> v2: patch #2 Move dev_kfree_skb() after spin_unlock_irqrestore() Yang Yingliang (4): net: emaclite: don't call dev_kfree_skb() under spin_lock_irqsave() net: ethernet: dnet: don't call dev_kfree_skb() under spin_lock_irqsave() hamradio: don't call dev_kfree_skb() under spin_lock_irqsave() net: amd: lance: don't call dev_kfree_skb() under spin_lock_irqsave() drivers/net/ethernet/amd/atarilance.c | 2 +- drivers/net/ethernet/amd/lance.c | 2 +- drivers/net/ethernet/dnet.c | 4 ++-- drivers/net/ethernet/xilinx/xilinx_emaclite.c | 2 +- drivers/net/hamradio/scc.c | 6 +++--- 5 files changed, 8 insertions(+), 8 deletions(-)