From nobody Mon Jun 15 19:42:30 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 8A4EEC433F5 for ; Mon, 25 Apr 2022 06:00:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241261AbiDYGDt (ORCPT ); Mon, 25 Apr 2022 02:03:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46956 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241390AbiDYGDD (ORCPT ); Mon, 25 Apr 2022 02:03:03 -0400 Received: from mail-pf1-x433.google.com (mail-pf1-x433.google.com [IPv6:2607:f8b0:4864:20::433]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DDC523916B for ; Sun, 24 Apr 2022 22:59:44 -0700 (PDT) Received: by mail-pf1-x433.google.com with SMTP id z16so13862218pfh.3 for ; Sun, 24 Apr 2022 22:59:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=oe3oi00hY9d25rLOX7Yn+bJM0gAYGk23/Vo00LzepFk=; b=Yw82r2iZSJQ1Ahhi8phkHs3sU/BCi8bW8t47GvaGb4zjV/XF1W4BeZELoPlmv0V+sE KAU1kL5re7oqDhrLc/4Un/y9QSbwaGUqjDszO0l40ckoJDcc2AkRPv3jLUlzh/tjRges jnX1lmcLx8DArnRvutrFvurvnpV3ppjzjTWALpvxfH4OO4V3cSyPxkRNQKuPrL5NB7bE OOqR4DWYkIn6nFWTvhOQr9yvAizL1d7qC7K2S3XIFdrPwVWEs+h6F8IKG/g1JJgY/S/2 MLcQE9w7sTeSFGSGjVsDFQEXjwI8ijZmcHBDAi8iZc1j5ZXjdI1ZygyidMAgJ/SvyC5x u4jQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=oe3oi00hY9d25rLOX7Yn+bJM0gAYGk23/Vo00LzepFk=; b=Rjcq/h8G5iAD+FHm7T6x04/wKnvICI32WZtSpl0cXldNxuhDROxF1RL8UheIgCG8vL 8+V6v2rKgsmYAZVoRTY7dRrNnxZYZKVUQXUn1JwyVxbRQxqFekdf9Fr/bVuiznHSa+Ff 2587/kKMoYqiV9+z16Znl8T9jvWpOpe2rppkQuvIeYbIBrzHnAiaMqY54I8KshjA+ZKQ F4e3WVptrnqw0wOFs2mk83Zu4O7en3T5+9t3xE+dsUmY00kfmwhxo6Y+vS2PLu1l3FTT qitDhknMa0Pf+ZbOmk30FwVCs5MUpWTnT2zf67F8O9qcPOYNSKD/XrUy2H8WviQUDjJo 61pg== X-Gm-Message-State: AOAM531m13Tnl8GOOahA5AyDOln573/G2vn0whaEo+wznWTIC1ZMIWhR rPoOdDj/inF1ufrJUfN1MvM= X-Google-Smtp-Source: ABdhPJwu3gO2ZduYJcLmRWurOnqMNaIvOlSMLJhFsFtA1HDERNSQ9IvBNMQpF28kbkPMgvTB3F+juw== X-Received: by 2002:a63:5355:0:b0:3aa:2752:1553 with SMTP id t21-20020a635355000000b003aa27521553mr13950519pgl.254.1650866384506; Sun, 24 Apr 2022 22:59:44 -0700 (PDT) Received: from localhost.localdomain ([103.197.71.140]) by smtp.gmail.com with ESMTPSA id y2-20020a056a00190200b004fa865d1fd3sm10376330pfi.86.2022.04.24.22.59.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 24 Apr 2022 22:59:43 -0700 (PDT) From: Stephen Zhang To: tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org Cc: hpa@zytor.com, peterz@infradead.org, laijs@linux.alibaba.com, lihuafei1@huawei.com, fenghua.yu@intel.com, chang.seok.bae@intel.com, zhangshida@kylinos.cn, linux-kernel@vger.kernel.org Subject: [PATCH] x86/traps: add CONFIG_BUG to the use of __warn() Date: Mon, 25 Apr 2022 13:59:35 +0800 Message-Id: <20220425055935.458583-1-starzhangzsd@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: zhangshida __warn() is declared when CONFIG_BUG is defined, so add CONFIG_BUG when used. Signed-off-by: zhangshida --- arch/x86/kernel/traps.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c index 1563fb995005..81cc28a59c24 100644 --- a/arch/x86/kernel/traps.c +++ b/arch/x86/kernel/traps.c @@ -246,7 +246,9 @@ DEFINE_IDTENTRY_ERRORCODE(exc_control_protection) pr_err("Missing ENDBR: %pS\n", (void *)instruction_pointer(regs)); if (!ibt_fatal) { printk(KERN_DEFAULT CUT_HERE); +#ifdef CONFIG_BUG __warn(__FILE__, __LINE__, (void *)regs->ip, TAINT_WARN, regs, NULL); +#endif return; } BUG(); --=20 2.25.1