[PATCH 36/44] KVM: x86: Do compatibility checks when onlining CPU

Paolo Bonzini pbonzini at redhat.com
Thu Nov 3 08:17:43 PDT 2022


On 11/3/22 00:19, Sean Christopherson wrote:
> From: Chao Gao<chao.gao at intel.com>
> 
> Do compatibility checks when enabling hardware to effectively add
> compatibility checks when onlining a CPU.  Abort enabling, i.e. the
> online process, if the (hotplugged) CPU is incompatible with the known
> good setup.

This paragraph is not true with this patch being before "KVM: Rename and 
move CPUHP_AP_KVM_STARTING to ONLINE section".

Paolo




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