linux-kernel - Re: [PATCH V2 0/7] KVM: X86/MMU: Use one-off special shadow page for special roots

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]

Date:   Fri, 13 May 2022 16:22:27 +0800
From:   Lai Jiangshan <jiangshanlai@...il.com>
To:     LKML <linux-kernel@...r.kernel.org>,
        "open list:KERNEL VIRTUAL MACHINE FOR MIPS (KVM/mips)" 
        <kvm@...r.kernel.org>, Paolo Bonzini <pbonzini@...hat.com>,
        Sean Christopherson <seanjc@...gle.com>
Cc:     Lai Jiangshan <jiangshan.ljs@...group.com>
Subject: Re: [PATCH V2 0/7] KVM: X86/MMU: Use one-off special shadow page for
 special roots

On Tue, May 3, 2022 at 11:06 PM Lai Jiangshan <jiangshanlai@...il.com> wrote:
>
> From: Lai Jiangshan <jiangshan.ljs@...group.com>
>
> Current code uses mmu->pae_root, mmu->pml4_root, and mmu->pml5_root to
> setup special roots.  The initialization code is complex and the roots
> are not associated with struct kvm_mmu_page which causes the code more
> complex.
>
> So add new special shadow pages to simplify it.
>

Ping