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Message-ID: <alpine.LFD.0.9999.0710111550400.15917@localhost.localdomain>
Date: Thu, 11 Oct 2007 15:51:49 +0200 (CEST)
From: Thomas Gleixner <tglx@...utronix.de>
To: Joerg Roedel <joerg.roedel@....com>
cc: Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Christoph Egger <Christoph.Egger@....com>
Subject: Re: [PATCH 1/2] x86: mce init optimization and signedness fixup
On Thu, 11 Oct 2007, Joerg Roedel wrote:
> MCG_CAP never reports a negative count of available error-reporting banks.
> Therefore, make nr_mce_banks unsigned.
> Check for MCA/MCE feature bits as early as possible.
> +
> + if (!cpu_has(c, X86_FEATURE_MCA) || !cpu_has(c, X86_FEATURE_MCE)) {
> + printk(KERN_INFO "CPU%i: No machine check support available\n",
> + smp_processor_id());
> + return;
This breaks winchip MCE support.
tglx
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