Re: [RFC PATCH v3 47/59] KVM: TDX: Define TDCALL exit reason

Thomas Gleixner
2021-11-25T20:21:31Z

On Wed, Nov 24 2021 at 16:20, isaku yamahata wrote:
> From: Sean Christopherson <sean.j.christopherson@intel.com>
>
> Define the TDCALL exit reason, which is carved out from the VMX exit
> reason namespace as the TDCALL exit from TDX guest to TDX-SEAM is really
> just a VM-Exit.

How is this carved out? What's the value of this word salad?

It's simply a new exit reason. Not more, not less. So what?

> Co-developed-by: Xiaoyao Li <xiaoyao.li@intel.com>
> Signed-off-by: Xiaoyao Li <xiaoyao.li@intel.com>
> Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>

I'm pretty sure that it does not take two engineers to add a new exit
reason define, but it takes at least two engineers to come up with a
convoluted explanation for it.

Thanks,

tglx