linux-kernel - Re: [PATCH v5 12/34] KVM: SVM: Add initial support for a VMGEXIT VMEXIT

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]

Message-ID: <7bac31c8-a008-8223-0ed5-9c25012e380a@redhat.com>
Date:   Mon, 14 Dec 2020 16:45:25 +0100
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Tom Lendacky <thomas.lendacky@....com>, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org, x86@...nel.org
Cc:     Jim Mattson <jmattson@...gle.com>, Joerg Roedel <joro@...tes.org>,
        Sean Christopherson <seanjc@...gle.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Borislav Petkov <bp@...en8.de>, Ingo Molnar <mingo@...hat.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Brijesh Singh <brijesh.singh@....com>
Subject: Re: [PATCH v5 12/34] KVM: SVM: Add initial support for a VMGEXIT
 VMEXIT

On 10/12/20 18:09, Tom Lendacky wrote:
> @@ -3184,6 +3186,8 @@ static int svm_invoke_exit_handler(struct vcpu_svm *svm, u64 exit_code)
>   		return halt_interception(svm);
>   	else if (exit_code == SVM_EXIT_NPF)
>   		return npf_interception(svm);
> +	else if (exit_code == SVM_EXIT_VMGEXIT)
> +		return sev_handle_vmgexit(svm);

Are these common enough to warrant putting them in this short list?

Paolo

>   #endif
>   	return svm_exit_handlers[exit_code](svm);
>   }