From: Borislav Petkov <bp@suse.de>
Date: Wed, 21 Feb 2018 10:18:55 +0000 (+0100)
Subject: x86/mce: Issue the 'mcelog --ascii' message only on !AMD
X-Git-Tag: v4.17-rc1~178^2~8
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=b2fbf6f282147b42d669a4bd4a7b1de2e2d6a792;p=thirdparty%2Flinux.git

x86/mce: Issue the 'mcelog --ascii' message only on !AMD

mcelog cannot decode AMD MCEs.

Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Tony Luck <tony.luck@intel.com>
Cc: linux-edac <linux-edac@vger.kernel.org>
Link: http://lkml.kernel.org/r/20180221101900.10326-4-bp@alien8.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---

diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index db5b1e4ebfd8f..d7dff234dd284 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -268,7 +268,9 @@ 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 */