linux-kernel - Re: [PATCH v3 10/12] x86/virt/tdx: Wire up basic SEAMCALL functions

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Date:   Mon, 7 Aug 2023 01:40:42 +0000
From:   "Huang, Kai" <kai.huang@...el.com>
To:     "kirill.shutemov@...ux.intel.com" <kirill.shutemov@...ux.intel.com>
CC:     "Hansen, Dave" <dave.hansen@...el.com>,
        "Christopherson,, Sean" <seanjc@...gle.com>,
        "x86@...nel.org" <x86@...nel.org>, "bp@...en8.de" <bp@...en8.de>,
        "peterz@...radead.org" <peterz@...radead.org>,
        "hpa@...or.com" <hpa@...or.com>,
        "mingo@...hat.com" <mingo@...hat.com>,
        "tglx@...utronix.de" <tglx@...utronix.de>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "pbonzini@...hat.com" <pbonzini@...hat.com>,
        "Yamahata, Isaku" <isaku.yamahata@...el.com>,
        "sathyanarayanan.kuppuswamy@...ux.intel.com" 
        <sathyanarayanan.kuppuswamy@...ux.intel.com>,
        "n.borisov.lkml@...il.com" <n.borisov.lkml@...il.com>
Subject: Re: [PATCH v3 10/12] x86/virt/tdx: Wire up basic SEAMCALL functions


> >  
> > +config INTEL_TDX_HOST
> > +	bool "Intel Trust Domain Extensions (TDX) host support"
> > +	depends on CPU_SUP_INTEL
> > +	depends on X86_64
> > +	depends on KVM_INTEL
> 
> Hm. I expected KVM_INTEL to depend on CPU_SUP_INTEL, but apparently no.
> Any reasons why?

Hmm.. Not sure :-)