linux-kernel - Re: [PATCH 0/3] x86: KVM: VMX: Add basic split-lock #AC handling

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, 10 Apr 2020 12:23:53 +0200
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Sean Christopherson <sean.j.christopherson@...el.com>,
        Thomas Gleixner <tglx@...utronix.de>
Cc:     x86@...nel.org, "Kenneth R . Crudup" <kenny@...ix.com>,
        Fenghua Yu <fenghua.yu@...el.com>,
        Xiaoyao Li <xiaoyao.li@...el.com>,
        Nadav Amit <namit@...are.com>,
        Thomas Hellstrom <thellstrom@...are.com>,
        Tony Luck <tony.luck@...el.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Jessica Yu <jeyu@...nel.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/3] x86: KVM: VMX: Add basic split-lock #AC handling

On 02/04/20 17:55, Sean Christopherson wrote:
> First three patches from Xiaoyao's series to add split-lock #AC support
> in KVM.
> 
> Xiaoyao Li (3):
>   KVM: x86: Emulate split-lock access as a write in emulator
>   x86/split_lock: Refactor and export handle_user_split_lock() for KVM
>   KVM: VMX: Extend VMX's #AC interceptor to handle split lock #AC in
>     guest

Sorry I was out of the loop on this (I'm working part time and it's a
mess).  Sean, can you send the patches as a top-level message?  I'll
queue them and get them to Linus over the weekend.

Paolo