From nobody Sat Jun 20 00:55:24 2026 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 29E6DC433FE for ; Fri, 25 Mar 2022 01:35:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1357534AbiCYBgc (ORCPT ); Thu, 24 Mar 2022 21:36:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40706 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1357429AbiCYBgK (ORCPT ); Thu, 24 Mar 2022 21:36:10 -0400 Received: from szxga08-in.huawei.com (szxga08-in.huawei.com [45.249.212.255]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 37BFA41305 for ; Thu, 24 Mar 2022 18:34:37 -0700 (PDT) Received: from dggpemm500021.china.huawei.com (unknown [172.30.72.54]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4KPl4c6b3dz1GDBj for ; Fri, 25 Mar 2022 09:34:24 +0800 (CST) Received: from dggpemm500001.china.huawei.com (7.185.36.107) by dggpemm500021.china.huawei.com (7.185.36.109) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.21; Fri, 25 Mar 2022 09:34:35 +0800 Received: from huawei.com (10.67.174.169) by dggpemm500001.china.huawei.com (7.185.36.107) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.21; Fri, 25 Mar 2022 09:34:35 +0800 From: Chen Lifu To: , Subject: [PATCH -next] irq: print depth in __enable_irq WARNING Date: Fri, 25 Mar 2022 09:33:59 +0800 Message-ID: <20220325013359.2691092-1-chenlifu@huawei.com> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.67.174.169] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To dggpemm500001.china.huawei.com (7.185.36.107) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Since case 0 and 1 of desc->depth may print same warning messages as follow= s, according to the messages, we do not know in which case the warning is gene= rated. This patch prints extra desc->depth in the warning messages to distinguish these cases. This patch just does warning message changes=EF=BC=8Cno functional changes. [20220314100142]------------[ cut here ]------------ [20220314100142]WARNING: CPU: 1 PID: 10332 at kernel/irq/manage.c:723 __ena= ble_irq+0x58/0xa4 [20220314100142]Unbalanced enable for IRQ 38 ...... Signed-off-by: Chen Lifu --- kernel/irq/manage.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c index c03f71d5ec10..83bb9d9ee71a 100644 --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c @@ -769,12 +769,12 @@ void disable_nmi_nosync(unsigned int irq) void __enable_irq(struct irq_desc *desc) { switch (desc->depth) { case 0: err_out: - WARN(1, KERN_WARNING "Unbalanced enable for IRQ %d\n", - irq_desc_get_irq(desc)); + WARN(1, KERN_WARNING "depth %u: Unbalanced enable for IRQ %d\n", + desc->depth, irq_desc_get_irq(desc)); break; case 1: { if (desc->istate & IRQS_SUSPENDED) goto err_out; /* Prevent probing on this irq: */ --=20 2.35.1