Re: [PATCH 4/5] x86/svm: Direct access to MSR_IA32_SPEC_CTRL

From: David Woodhouse
Date: Fri Jan 12 2018 - 05:13:28 EST


On Fri, 2018-01-12 at 10:58 +0100, Peter Zijlstra wrote:
> I disagree, and if you worry about that, we should write a testcase. But
> we rely on GCC for correct code generation in lots of places, this isn't
> different.

It's different because it's not a *correctness* issue... unless we let
you make it one.

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