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b=s3Qa1bznsMZa+22fTwNfe6B3QSNouENiV80kb/pe4sOJzcUmQ8fNcY47n15BfcDbcPYMS7+nIvM6QFIAovNuAQ9Tv0nbanKFaonm5/sKyJK4A4vXoUva6gm8NgxKtcBznPBkH8+som4Lytml998MQd6nEtpwRpTR4G9jVq+ID90= Received: from localhost.localdomain(mailfrom:xueshuai@linux.alibaba.com fp:SMTPD_---0WPFiSI3_1739253723 cluster:ay36) by smtp.aliyun-inc.com; Tue, 11 Feb 2025 14:02:04 +0800 From: Shuai Xue To: tony.luck@intel.com, bp@alien8.de, nao.horiguchi@gmail.com Cc: tglx@linutronix.de, mingo@redhat.com, dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com, linmiaohe@huawei.com, akpm@linux-foundation.org, linux-edac@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, baolin.wang@linux.alibaba.com, tianruidong@linux.alibaba.com Subject: [PATCH v1 2/4] x86/mce: dump error msg from severities Date: Tue, 11 Feb 2025 14:01:58 +0800 Message-ID: <20250211060200.33845-3-xueshuai@linux.alibaba.com> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20250211060200.33845-1-xueshuai@linux.alibaba.com> References: <20250211060200.33845-1-xueshuai@linux.alibaba.com> MIME-Version: 1.0 X-Rspamd-Queue-Id: F27E88000B X-Stat-Signature: cne19qigypmpjbt8aczkna5aq6u8kprw X-Rspam-User: X-Rspamd-Server: rspam01 X-HE-Tag: 1739253727-42346 X-HE-Meta: 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 eJbQSEcT 6sOMj1lD+MD/xTvdW8/KGAhv5gnYHqRBhO6uz88YsZ0RngqstQsKEGxCE/V+wB+tzUxhCBSVVuTJ/ciwurSIWOZeVhnSsXgJRuS/YwbCDDpyZqhIiJpQW4yanYkuOhu0ICaBpK8EIxMtL8Ao7i2L+87eyP88RHTlJ82nxBUxeHzdUY+fWxwDryKuswLEHvAjM8WxeCdYblGIJLdjT12OztEF9jKTmf809GcZxWDjR++QlJUACCZNxaYTY05Ub5G7DrTwuGCbUS045xPQNb/UfrLjpEIs16NLdufxwF2ALJI3wkLw= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000055, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: The message in severities is useful for identifying the type of MCE that has occurred; dump it if it is valid. Signed-off-by: Shuai Xue --- arch/x86/kernel/cpu/mce/core.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/kernel/cpu/mce/core.c b/arch/x86/kernel/cpu/mce/core.c index 2919a077cd66..c1319db45b0a 100644 --- a/arch/x86/kernel/cpu/mce/core.c +++ b/arch/x86/kernel/cpu/mce/core.c @@ -1456,6 +1456,8 @@ static void queue_task_work(struct mce_hw_err *err, char *msg, void (*func)(stru if (count > 1) return; + if (msg) + pr_err("%s\n", msg); task_work_add(current, ¤t->mce_kill_me, TWA_RESUME); }