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Message-ID: <ZcKYRsNUAngWGy2a@google.com>
Date: Tue, 6 Feb 2024 12:36:22 -0800
From: Sean Christopherson <seanjc@...gle.com>
To: Paolo Bonzini <pbonzini@...hat.com>, Marc Zyngier <maz@...nel.org>,
Oliver Upton <oliver.upton@...ux.dev>, Anup Patel <anup@...infault.org>,
Paul Walmsley <paul.walmsley@...ive.com>, Palmer Dabbelt <palmer@...belt.com>,
Albert Ou <aou@...s.berkeley.edu>, Christian Borntraeger <borntraeger@...ux.ibm.com>,
Janosch Frank <frankja@...ux.ibm.com>, Claudio Imbrenda <imbrenda@...ux.ibm.com>, kvm@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, kvmarm@...ts.linux.dev,
kvm-riscv@...ts.infradead.org, linux-riscv@...ts.infradead.org,
linux-kernel@...r.kernel.org, Vishal Annapurve <vannapurve@...gle.com>,
Ackerley Tng <ackerleytng@...gle.com>, Andrew Jones <andrew.jones@...ux.dev>,
Tom Lendacky <thomas.lendacky@....com>, Michael Roth <michael.roth@....com>,
Peter Gonda <pgonda@...gle.com>
Subject: Re: [PATCH v8 10/10] KVM: selftests: Add a basic SEV smoke test
On Fri, Feb 02, 2024, Sean Christopherson wrote:
> +int main(int argc, char *argv[])
> +{
> + TEST_REQUIRE(is_kvm_sev_supported());
This also needs
TEST_REQUIRE(kvm_cpu_has(X86_FEATURE_SEV));
to handle the case where the platform supports SEV, i.e. /dev/sev exists, but
KVM doesn't support SEV, e.g. if TDP is disabled, if SEV was explicitly disabled
via module param, etc.
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