linux-kernel - Re: [PATCH v5 3/4] KVM: x86: On emulation failure, convey the exit reason, etc. to userspace

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 for Android: free password hash cracker in your pocket

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

Message-ID: <YUNx6hC80pBKd6a4@google.com>
Date:   Thu, 16 Sep 2021 16:33:46 +0000
From:   Sean Christopherson <seanjc@...gle.com>
To:     David Edmondson <dme@....org>
Cc:     linux-kernel@...r.kernel.org, Wanpeng Li <wanpengli@...cent.com>,
        Joerg Roedel <joro@...tes.org>, kvm@...r.kernel.org,
        Paolo Bonzini <pbonzini@...hat.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        David Matlack <dmatlack@...gle.com>,
        Borislav Petkov <bp@...en8.de>, Ingo Molnar <mingo@...hat.com>,
        x86@...nel.org, "H. Peter Anvin" <hpa@...or.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Jim Mattson <jmattson@...gle.com>,
        David Edmondson <david.edmondson@...cle.com>,
        Joao Martins <joao.m.martins@...cle.com>
Subject: Re: [PATCH v5 3/4] KVM: x86: On emulation failure, convey the exit
 reason, etc. to userspace

On Thu, Sep 16, 2021, David Edmondson wrote:
> Should instruction emulation fail, include the VM exit reason, etc. in
> the emulation_failure data passed to userspace, in order that the VMM
> can report it as a debugging aid when describing the failure.
> 
> Suggested-by: Joao Martins <joao.m.martins@...cle.com>
> Signed-off-by: David Edmondson <david.edmondson@...cle.com>
> ---

Again with  the From: caveat,

Reviewed-by: Sean Christopherson <seanjc@...gle.com>


Thanks for doing this David!