linux-kernel - Re: [RFC PATCH v5 024/104] KVM: TDX: create/destroy VM structure

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Date:   Fri, 01 Apr 2022 12:41:12 +1300
From:   Kai Huang <kai.huang@...el.com>
To:     Isaku Yamahata <isaku.yamahata@...il.com>
Cc:     isaku.yamahata@...el.com, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org, Paolo Bonzini <pbonzini@...hat.com>,
        Jim Mattson <jmattson@...gle.com>, erdemaktas@...gle.com,
        Connor Kuehl <ckuehl@...hat.com>,
        Sean Christopherson <seanjc@...gle.com>
Subject: Re: [RFC PATCH v5 024/104] KVM: TDX: create/destroy VM structure

On Thu, 2022-03-31 at 15:12 -0700, Isaku Yamahata wrote:
> > It's really not clear why you need to know tdx_global_keyid in the context
> > of
> > creating/destroying a TD.
> 
> TDX module mpas TDR with TDX global key id. This page includes key id assigned
> to this TD.  Then, TDX modules maps other TD-related pages with the HKID.
> TDR requires the TDX global key id for cache flush unlike other TD-related
> pages.
> I'll add a comment.

Sorry I forgot this. Thanks.

-- 
Thanks,
-Kai