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SubjectRe: [PATCH] x86: mtrr cleanup for converting continuous to discrete layout v5
On Tue, Apr 29, 2008 at 1:29 PM, Eric W. Biederman
<> wrote:
> "Yinghai Lu" <> writes:
> > (less memory + fast X) or (more 8M RAM + slow...)
> Yes. That is the basic question. Not all X drivers need it and
> potentially the current kernel drm modules can use the
> PAT infrastructure that has been merged.
> Further a SMM monitor running 100 times or more slower may cause
> problems if SMM mode is entered frequently, slowing down the entire
> system not just X.
> So if you don't have X or you have a crazy SMM monitor this can
> be an issue.

agreed. so that feature is compiled in but disable by default.

BTW: is any chance for OS to disable SMI etc? to verify is the
unstatbility is caused by SMI?


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