Re: [PATCH v8 4/4] KVM: X86: Add flush_on_enter before guest enter
From
Paolo Bonzini <>
Date
Wed, 13 Dec 2017 14:32:48 +0100
On 13/12/2017 13:54, Peter Zijlstra wrote: >> + ++vcpu->stat.tlb_flush; >> + kvm_x86_ops->tlb_flush(vcpu, invalidate_gpa); > > WRT to PTI; how much does this actually invalidate? Does this invalidate > the _entire_ guest TLB, or only the current guest PCID?