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Message-ID: <496A965F.6050209@zytor.com>
Date: Sun, 11 Jan 2009 17:01:19 -0800
From: "H. Peter Anvin" <hpa@...or.com>
To: Mike Travis <travis@....com>
CC: Ingo Molnar <mingo@...e.hu>, Dieter Ries <clip2@....de>,
Thomas Gleixner <tglx@...utronix.de>, rusty@...tcorp.com.au,
linux-kernel@...r.kernel.org
Subject: Re: 2.6.29-rc1 does not boot
Mike Travis wrote:
>
> About the return 0, it was the default return for another error case.
> Should the function panic because it can't read a cpu reg? That seems
> wrong too.
>
The only other error case I see is when the value simply is zero by
definition. This is a memory allocation failure, which is quite a bit
different -- the former is that the query *can't* be answered, the
latter that the query *won't* be answered...
-hpa
--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.
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