KVM: selftests: Define cpu_relax() helpers for s390 and x86
Add cpu_relax() for s390 and x86 for use in arch-agnostic tests. arm64 already defines its own version. Signed-off-by: Sean Christopherson <seanjc@google.com> Message-Id: <20220226001546.360188-28-seanjc@google.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Please register or sign in to comment