linux-kernel - Re: [PATCH RFC v7 04/64] KVM: x86: Add 'fault_is

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Date:   Fri, 13 Jan 2023 19:45:42 +0100
From:   Borislav Petkov <bp@...en8.de>
To:     Sean Christopherson <seanjc@...gle.com>
Cc:     Michael Roth <michael.roth@....com>, kvm@...r.kernel.org,
        linux-coco@...ts.linux.dev, linux-mm@...ck.org,
        linux-crypto@...r.kernel.org, x86@...nel.org,
        linux-kernel@...r.kernel.org, tglx@...utronix.de, mingo@...hat.com,
        jroedel@...e.de, thomas.lendacky@....com, hpa@...or.com,
        ardb@...nel.org, pbonzini@...hat.com, vkuznets@...hat.com,
        wanpengli@...cent.com, jmattson@...gle.com, luto@...nel.org,
        dave.hansen@...ux.intel.com, slp@...hat.com, pgonda@...gle.com,
        peterz@...radead.org, srinivas.pandruvada@...ux.intel.com,
        rientjes@...gle.com, dovmurik@...ux.ibm.com, tobin@....com,
        vbabka@...e.cz, kirill@...temov.name, ak@...ux.intel.com,
        tony.luck@...el.com, marcorr@...gle.com,
        sathyanarayanan.kuppuswamy@...ux.intel.com, alpergun@...gle.com,
        dgilbert@...hat.com, jarkko@...nel.org, ashish.kalra@....com,
        harald@...fian.com
Subject: Re: [PATCH RFC v7 04/64] KVM: x86: Add 'fault_is_private' x86 op

On Fri, Jan 13, 2023 at 03:48:59PM +0000, Sean Christopherson wrote:
> Ya.  Don't spend too much time trying to make this look super pretty though, there
> are subtle bugs inherited from the base UPM series that need to be sorted out and
> will impact this code.

Yeah, I'm simply trying to find my way around the code and no better way than
reviewing it. But thanks for the heads up.

> I'll circle back to this too when I give this series (and TDX) a proper look,
> there's got too be a better way to handle this.

Good.

Thx.

-- 
Regards/Gruss,
    Boris.

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