Re: [PATCH] Workaround for AMD762MPX "mouse" bug

Henning P. Schmiedehausen (
Mon, 30 Dec 2002 10:35:31 +0000 (UTC)

Benjamin LaHaise <> writes:

>On Tue, Dec 24, 2002 at 05:25:01PM +0100, Andi Kleen wrote:
>> way would be to always reserve that page, but I didn't feel like
>> punishing everybody just for a hardware bug in a single chipset.
>> Patch for 2.5.53. Please consider applying.

>That's the wrong way to do it. Workarounds like this need to be automatic,
>and with init code sections, there is no excuse not to. Instead of making
>the user pass a quirk option, why not reserve the page and then free it if
>the errata is not present?

That's exactly what I suggested to Andi in private mail and he said
"yes, this would work". So I expect a patch doing exactly this from
him. :-)

(Yes, I could have done it myself but I have neither the chipset or am
I a deep innards kernel hacker).


Dipl.-Inf. (Univ.) Henning P. Schmiedehausen       -- Geschaeftsfuehrer
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