linux-kernel - [PATCH 1/5] x86, mce: Fix order of AMD MCE init function call

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Message-ID: <1452809140-3328-2-git-send-email-Aravind.Gopalakrishnan@amd.com>
Date:	Thu, 14 Jan 2016 16:05:36 -0600
From:	Aravind Gopalakrishnan <Aravind.Gopalakrishnan@....com>
To:	<tony.luck@...el.com>, <bp@...en8.de>, <tglx@...utronix.de>,
	<mingo@...hat.com>, <hpa@...or.com>
CC:	<x86@...nel.org>, <linux-edac@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>,
	Aravind Gopalakrishnan <Aravind.Gopalakrishnan@....com>
Subject: [PATCH 1/5] x86, mce: Fix order of AMD MCE init function call

In mce_amd_feature_init() we take decisions based
on mce_flags being set or not. So the feature
detection using cpuid should naturally be ordered before
we call mce_amd_feature_init()

Fixing that here.

Signed-off-by: Aravind Gopalakrishnan <Aravind.Gopalakrishnan@....com>
---
 arch/x86/kernel/cpu/mcheck/mce.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index a006f4c..b718080 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -1617,10 +1617,10 @@ static void __mcheck_cpu_init_vendor(struct cpuinfo_x86 *c)
 	case X86_VENDOR_AMD: {
 		u32 ebx = cpuid_ebx(0x80000007);
 
-		mce_amd_feature_init(c);
 		mce_flags.overflow_recov = !!(ebx & BIT(0));
 		mce_flags.succor	 = !!(ebx & BIT(1));
 		mce_flags.smca		 = !!(ebx & BIT(3));
+		mce_amd_feature_init(c);
 
 		break;
 		}
-- 
2.7.0