[PATCH 2/2] x86, mce: Add a global MCE init helper

[Borislav Petkov]

Add an early pre-smp initcall for global MCE functionality setup.

Cc: Andi Kleen <andi@xxxxxxxxxxxxxx>
Signed-off-by: Borislav Petkov <borislav.petkov@xxxxxxx>
---
 arch/x86/kernel/cpu/mcheck/mce.c |   10 ++++++++--
 1 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index b4a5eca..3f7ac16 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -1429,8 +1429,6 @@ void __cpuinit mcheck_cpu_init(struct cpuinfo_x86 *c)
 	__mcheck_cpu_init_timer();
 	INIT_WORK(&__get_cpu_var(mce_work), mce_process_work);
 
-	if (raw_smp_processor_id() == 0)
-		atomic_notifier_chain_register(&x86_mce_decoder_chain, &mce_dec_nb);
 }
 
 /*
@@ -1650,6 +1648,14 @@ static int __init mcheck_enable(char *str)
 }
 __setup("mce", mcheck_enable);
 
+static int __init mcheck_init(void)
+{
+	atomic_notifier_chain_register(&x86_mce_decoder_chain, &mce_dec_nb);
+
+	return 0;
+}
+early_initcall(mcheck_init);
+
 /*
  * Sysfs support
  */
-- 
1.6.4.3

-- 
Regards/Gruss,
Boris.

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