On Fri, Oct 15, 2021, Brijesh Singh wrote: > On 10/15/21 1:05 PM, Sean Christopherson wrote: > > On Fri, Aug 20, 2021, Brijesh Singh wrote: > >> + if (!cpu_feature_enabled(X86_FEATURE_SEV_SNP)) > > Shouldn't this be a WARN_ON_ONCE()? > > Since some of these function are called while handling the PSC so I > tried to avoid using the WARN -- mainly because if the warn_on_panic=1 > is set on the host then it will result in the kernel panic. But why would KVM be handling PSC requests if SNP is disabled?