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SubjectRe: [PATCH] perf,x86,p6: Add userspace RDPMC quirk for P6
On Wed, 5 Feb 2014, Peter Zijlstra wrote:

> P6 class machines can die hard when PCE gets enabled due to CPU
> errata. The safe way it so disable it by default and keep it disabled.
>
> See errata 26:

so you take an errata applicable to a subset of Pentium Pro steppings and
apply it to the whole p6 line (which includes the whole way up to Pentium
III)?

Or am I missing something in the documentation you link to?

Vince


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