linux-kernel - Re: [PATCH 1/2] x86: mce init optimization and signedness fixup

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Date:	Thu, 11 Oct 2007 20:55:48 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	"Christoph Egger" <Christoph.Egger@....com>
Cc:	"Thomas Gleixner" <tglx@...utronix.de>,
	"Joerg Roedel" <joerg.roedel@....com>,
	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] x86: mce init optimization and signedness fixup

> So when I change the above code snippet to:
> 
> +	if (!cpu_has(c, X86_FEATURE_MCE)) {
> +		printk(KERN_INFO "CPU%i: No machine check support available\n",
> +			smp_processor_id());
> +		return;
> 
> Would this make the whole patch acceptable then?

I think the fundamental direction is wrong. "Do you have a machine check
like facility" is a CPU specific question that belongs in the CPU
specific code.

If some of that CPU specific code is wrong, fix it there.

Alan
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