linux-kernel - Re: [patch v2 0/8] Intel Processor Trace virtulization enabling

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:   Thu, 2 Nov 2017 15:57:23 +0100
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Luwei Kang <luwei.kang@...el.com>, kvm@...r.kernel.org
Cc:     rkrcmar@...hat.com, tglx@...utronix.de, mingo@...hat.com,
        hpa@...or.com, x86@...nel.org, linux-kernel@...r.kernel.org,
        Chao Peng <chao.p.peng@...ux.intel.com>
Subject: Re: [patch v2 0/8] Intel Processor Trace virtulization enabling

On 30/10/2017 23:05, Luwei Kang wrote:
> From v1:
>  - remove guest-only mode because guest-only mode can be covered by host-guest mode;
>  - always set "use GPA for processor tracing" in secondary execution control if it can be;
>  - trap RTIT_CTL read/write. Forbid write this msr when VMXON in L1 hypervisor.

Sounds fine.  However, it's likely that this will only be in Linux 4.16.

Paolo