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SubjectRe: mtrr cleanup not doing anything on 2.6.33-rc7
On Wed, Feb 10, 2010 at 3:02 PM, Alexander Lam <lambchop468@gmail.com> wrote:
>
> My kernel config has the following:
> CONFIG_MTRR=y
> CONFIG_MTRR_SANITIZER=y
> CONFIG_MTRR_SANITIZER_ENABLE_DEFAULT=1
> CONFIG_MTRR_SANITIZER_SPARE_REG_NR_DEFAULT=1
>
> With previous kernels, dmesg would show that the sanitizer was indeed
> cleaning up the mtrrs [1]
>
> but now, with 2.6.33-rc7 there is no indication that this is occuring,

For those who run across this later,

Found out that commit 508d85c2c6bc8cba53d2a54d9a306ad64a0a80bf,
x86: When cleaning MTRRs, do not fold WP into UC

causes mtrr cleanup not to run on my machine.

Probably not worth fixing because the i915 error message is harmless.


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