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From: Shuai Xue <xueshuai@linux.alibaba.com>
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	[thread overview]
Message-ID: <20250211060200.33845-3-xueshuai@linux.alibaba.com> (raw)
In-Reply-To: <20250211060200.33845-1-xueshuai@linux.alibaba.com>

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 <xueshuai@linux.alibaba.com>
---
 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, &current->mce_kill_me, TWA_RESUME);
 }
 
-- 
2.39.3



  parent reply	other threads:[~2025-02-11  6:02 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-11  6:01 [PATCH v1 0/4] fmm/hwpoison: Fix regressions in memory failure handling Shuai Xue
2025-02-11  6:01 ` [PATCH v1 1/4] x86/mce: Collect error message for severities below MCE_PANIC_SEVERITY Shuai Xue
2025-02-11 16:51   ` Luck, Tony
2025-02-12  1:51     ` Shuai Xue
2025-02-11  6:01 ` Shuai Xue [this message]
2025-02-11 16:44   ` [PATCH v1 2/4] x86/mce: dump error msg from severities Luck, Tony
2025-02-14  9:29     ` Shuai Xue
2025-02-14 16:57       ` Luck, Tony
2025-02-11  6:01 ` [PATCH v1 3/4] x86/mce: add EX_TYPE_EFAULT_REG as in-kernel recovery context to fix copy-from-user operations regression Shuai Xue
2025-02-11  6:02 ` [PATCH v1 4/4] mm/hwpoison: Fix incorrect "not recovered" report for recovered clean pages Shuai Xue
2025-02-12  8:09   ` Miaohe Lin
2025-02-12 13:55     ` Shuai Xue
2025-02-13  3:20       ` Miaohe Lin
2025-02-13  6:59         ` Shuai Xue
2025-02-14  6:54           ` Miaohe Lin
2025-02-14  7:59             ` Shuai Xue
2025-02-14 16:51             ` Luck, Tony

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