linux-kernel - [PATCH 7/7] x86/mce: Issue the mcelog --ascii message on !AMD

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Message-Id: <20170825102411.8682-8-bp@alien8.de>
Date:   Fri, 25 Aug 2017 12:24:11 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     linux-edac <linux-edac@...r.kernel.org>
Cc:     Steven Rostedt <rostedt@...dmis.org>,
        Tony Luck <tony.luck@...el.com>,
        Yazen Ghannam <Yazen.Ghannam@....com>, X86 ML <x86@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH 7/7] x86/mce: Issue the mcelog --ascii message on !AMD

From: Borislav Petkov <bp@...e.de>

mcelog cannot decode AMD MCEs.

Signed-off-by: Borislav Petkov <bp@...e.de>
---
 arch/x86/kernel/cpu/mcheck/mce.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index 62bab5d5e96c..3ecc2b2db8f3 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -272,7 +272,9 @@ static void __print_mce(struct mce *m)
 static void print_mce(struct mce *m)
 {
 	__print_mce(m);
-	pr_emerg_ratelimited(HW_ERR "Run the above through 'mcelog --ascii'\n");
+
+	if (m->cpuvendor != X86_VENDOR_AMD)
+		pr_emerg_ratelimited(HW_ERR "Run the above through 'mcelog --ascii'\n");
 }
 
 #define PANIC_TIMEOUT 5 /* 5 seconds */
-- 
2.13.0