linux-kernel - Re: [RFC PATCH v5 037/104] KVM: x86/mmu: Allow non-zero init value for shadow PTE

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20220408183847.GB857847@ls.amr.corp.intel.com>
Date:   Fri, 8 Apr 2022 11:38:47 -0700
From:   Isaku Yamahata <isaku.yamahata@...il.com>
To:     Paolo Bonzini <pbonzini@...hat.com>
Cc:     Kai Huang <kai.huang@...el.com>, isaku.yamahata@...el.com,
        kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        isaku.yamahata@...il.com, Jim Mattson <jmattson@...gle.com>,
        erdemaktas@...gle.com, Connor Kuehl <ckuehl@...hat.com>,
        Sean Christopherson <seanjc@...gle.com>
Subject: Re: [RFC PATCH v5 037/104] KVM: x86/mmu: Allow non-zero init value
 for shadow PTE

On Tue, Apr 05, 2022 at 04:14:25PM +0200,
Paolo Bonzini <pbonzini@...hat.com> wrote:

> On 4/1/22 09:13, Kai Huang wrote:
> > Btw, I think the relevant part of TDP MMU change should be included in this
> > patch too otherwise TDP MMU is broken with this patch.
> 
> I agree.
> 
> Paolo
> 
> > Actually in this series legacy MMU is not supported to work with TDX, so above
> > change to legacy MMU doesn't matter actually.  Instead, TDP MMU change should be
> > here.

Sure, will reorganize it in the next respin.
-- 
Isaku Yamahata <isaku.yamahata@...il.com>