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SubjectRe: [PATCH] KVM: nVMX: Remove outdated comments in nested_vmx_setup_ctls_msrs().
On Fri, Dec 16, 2022, Yu Zhang wrote:
> >
> > Eh, just drop the comment. Pretty obvious this is for secondary execution controls.
> Thanks Sean. Well, I agree it is obvious.
> This line was kept because there are comments for other groups of
> control fields(e.g., exit/entry/pin-based/cpu-based controls etc.)
> in nested_vmx_setup_ctls_msrs(). If we do not keep the one for secondary
> cpu-based controls, we may just delete other comments as well. But
> is that really necessary?

Adding a patch to delete the various one-line comments is probably unnecessary
churn. The comments are kinda sorta helpful, but only because the function is a
giant and thus a bit hard to follow. A better solution than comments would be to
add helpers for each collection ("secondary_ctls" is a bit of a lie because it
handle VPID, EPT, VMFUNC, etc..., but whatever), e.g.


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