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SubjectRe: [PATCH] Revert "x86, efi: Calling __pa() with an ioremap()ed address is invalid"
On 12/11/2011 06:59 PM, Linus Torvalds wrote:
> On Sun, Dec 11, 2011 at 4:12 PM, Keith Packard <keithp@keithp.com> wrote:
>> This hangs my MacBook Air at boot time; I get no console messages at
>> all. I reverted this on top of -rc5 and my machine boots again.
>
> Interesting. Current -git works for me on my 11" Macbook Air. Which
> should be identical to yours. This is the 4GB RAM, 128GB disk version,
> no?
>
> But I'm running OpenSUSE, and you're running Debian, right? And our
> kernel configs are probably wildly different, since I tend to try to
> boot a fairly minimal set.
>
> That said, if you've verified that if fails for you, I guess we should
> revert regardless. Matt, any suggestions for tests to do?
>

Also... I'd like to know what machines, if any, would break without the
patch, so we can figure out what has to be tested.

-hpa


--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.



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