linux-kernel - Re: [PATCH v2 0/3] SEV-ES TSC_AUX virtualization fix and optimization

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] [day] [month] [year] [list]

Message-ID: <e1fb2e84-4fd8-3c28-b3ac-519f5b9173ba@amd.com>
Date:   Mon, 25 Sep 2023 10:23:42 -0500
From:   Tom Lendacky <thomas.lendacky@....com>
To:     Paolo Bonzini <pbonzini@...hat.com>
Cc:     kvm@...r.kernel.org, linux-kernel@...r.kernel.org, x86@...nel.org,
        Sean Christopherson <seanjc@...gle.com>,
        Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        Ingo Molnar <mingo@...hat.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Babu Moger <babu.moger@....com>
Subject: Re: [PATCH v2 0/3] SEV-ES TSC_AUX virtualization fix and optimization

On 9/22/23 16:24, Paolo Bonzini wrote:
> Queued, thanks.  The part that stood out in patch 2 is the removal of
> svm_clr_intercept(), which also applies when the initialization is done
> in the wrong place.  Either way, svm_clr_intercept() is always going
> to be called by svm_recalc_instruction_intercepts() if guest has the
> RDTSC bit in its CPUID.
> 
> So I extracted that into a separate patch and squashed the rest of
> patch 2 into patch 1.

Works for me. Thanks, Paolo!

> 
> Paolo
> 
>