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From: Andrew Morton <akpm@linux-foundation.org>
To: Bob Tracy <rct@gherkin.frus.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [BUG] /proc/mtrr I/O error
Date: Tue, 2 Sep 2008 15:46:20 -0700	[thread overview]
Message-ID: <20080902154620.314ad5c2.akpm@linux-foundation.org> (raw)
In-Reply-To: <20080829213824.GA2281@gherkin.frus.com>

On Fri, 29 Aug 2008 16:38:24 -0500
Bob Tracy <rct@gherkin.frus.com> wrote:

> With 2.6.27-rc4 and possibly earlier kernels, I see the following:
> 
> $ cat /proc/mtrr
> cat: /proc/mtrr: Input/output error
> 
> Processor is an AMD K6-III/450.
> 

static int mtrr_open(struct inode *inode, struct file *file)
{
	if (!mtrr_if) 
		return -EIO;



Beats me.  Perhaps something broke in mtrr_bp_init().

It would be useful to know if 2.6.26 worked OK.

Thanks.

  reply	other threads:[~2008-09-02 22:46 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-08-29 21:38 [BUG] /proc/mtrr I/O error Bob Tracy
2008-09-02 22:46 ` Andrew Morton [this message]
2008-09-02 23:08   ` Yinghai Lu
2008-09-03  3:58     ` Bob Tracy
2008-09-03  4:56       ` Yinghai Lu

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