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SubjectRe: [PATCH 4/4] x86,module: Detect CRn and DRn manipulation
> On Apr 7, 2020, at 4:02 AM, Peter Zijlstra <> wrote:
> Since we now have infrastructure to analyze module text, disallow
> modules that write to CRn and DRn registers.

Assuming the kernel is built without CONFIG_PARAVIRT, what is the right way
for out-of-tree modules to write to CRs? Let’s say CR2?

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