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x86, mce: Add a global MCE init helper

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Add an early initcall (pre SMP) which sets up global MCE
functionality.

Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Cc: Andi Kleen <andi@firstfloor.org>
LKML-Reference: <1255689093-26921-2-git-send-email-borislav.petkov@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Borislav Petkov 2009-10-16 12:31:33 +02:00 committed by Ingo Molnar
parent 5e09954a9a
commit b33a636364
1 changed files with 8 additions and 2 deletions
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10
arch/x86/kernel/cpu/mcheck/mce.c
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@ -1436,8 +1436,6 @@ 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);
}
/*
@ -1657,6 +1655,14 @@ 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
*/