linux-kernel - Re: [PATCH] [6/28] x86: MCE: Add machine check exception count in /proc/interrupts

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Date:	Wed, 08 Apr 2009 11:56:26 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Hidetoshi Seto <seto.hidetoshi@...fujitsu.com>
Cc:	hpa@...or.com, linux-kernel@...r.kernel.org, mingo@...e.hu,
	tglx@...utronix.de
Subject: Re: [PATCH] [6/28] x86: MCE: Add machine check exception count in /proc/interrupts

Hidetoshi Seto <seto.hidetoshi@...fujitsu.com> writes:

> Andi Kleen wrote:
>> @@ -96,6 +97,12 @@
>>  	seq_printf(p, "  Threshold APIC interrupts\n");
>>  # endif
>>  #endif
>> +#if defined(CONFIG_X86_MCE) && defined(CONFIG_X86_64)
>> +	seq_printf(p, "%*s: ", prec, "MCE");
>> +	for_each_online_cpu(j)
>> +		seq_printf(p, "%10u ", per_cpu(mce_exception_count, j));
>> +	seq_printf(p, "  Machine check exceptions\n");
>> +#endif
>>  	seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read(&irq_err_count));
>>  #if defined(CONFIG_X86_IO_APIC)
>>  	seq_printf(p, "%*s: %10u\n", prec, "MIS", atomic_read(&irq_mis_count));
>
> How about unifying ifdefs?

I did it this way because these are only temporary until the 32bit<->64bit merge
patch goes in too. So next patch would be to change it to X86_NEW_MCE and
then when the old 32bit machine check code is finally dropped one or two
releases later to just X86_MCE

-Andi

-- 
ak@...ux.intel.com -- Speaking for myself only.
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