From patchwork Thu Dec 8 03:26:51 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yang Yingliang X-Patchwork-Id: 13067876 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 5ED51C4708D for ; Thu, 8 Dec 2022 03:30:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=OnOVDGPtVzw9Nd2BLI3UhaIzVGRkStnmfAYCzdPVD8M=; b=xiT0MhbmzPyIin vCcn6rrF4pJ8wa0RpNwFq7EkzqpGf47bFaeC+7GBtPjhhLHsakOcPc/0d85XImbDEdai8wmV9pBuy cLoM/NuEwDSdEwOLAz22jAAxGGa+f9HGINMQsBYwBGLbDvy/E59+vkamVhez0UZEisF6+8cNBgkAj 7BhgUiaWXBhGHyNX+IQzcrD2eEEtX2kDKLeZ+J6JAQPxkGEKmINqSf60R3IbdVYHjMcshuvH4Cdbj RJKxLojjS8eppxYmf3ZDO6Mn2BgBbIqqpIOjj55UPMVxn9GrJZNg8alDvwfHh6WyMBlS+IwnlX+zt rY2G6v63GckYvIKt9O1A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p37bV-000tPs-Aj; Thu, 08 Dec 2022 03:29:45 +0000 Received: from szxga01-in.huawei.com ([45.249.212.187]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1p37bI-000tEe-Q2 for linux-arm-kernel@lists.infradead.org; Thu, 08 Dec 2022 03:29:34 +0000 Received: from dggpemm500007.china.huawei.com (unknown [172.30.72.55]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4NSKKN2m0fzqSr2; Thu, 8 Dec 2022 11:25:12 +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 11:29:22 +0800 From: Yang Yingliang To: CC: , , , , Yang Yingliang , Michal Simek , John Linn , Sadanand M , , Ilya Yanok , Joerg Reuter , Subject: [PATCH v2 resend 0/4] net: don't call dev_kfree_skb() under spin_lock_irqsave() Date: Thu, 8 Dec 2022 11:26:51 +0800 Message-ID: <20221208032655.1024032-1-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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221207_192933_030612_6E2015B9 X-CRM114-Status: UNSURE ( 6.53 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.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_consume_skb_irq() under spin_lock_irqsave() in some drivers, or move dev_kfree_skb() after spin_unlock_irqrestore(). Resend for CC all authors / reviewers of commits under "Fixes:". 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(-)