Searched hist:"77 c8cd6b" (Results 1 – 1 of 1) sorted by relevance
/openbmc/linux/arch/x86/kvm/mmu/ |
H A D | tdp_mmu.c | 77c8cd6b Fri Feb 25 18:15:32 CST 2022 Sean Christopherson <seanjc@google.com> KVM: x86/mmu: Skip remote TLB flush when zapping all of TDP MMU
Don't flush the TLBs when zapping all TDP MMU pages, as the only time KVM uses the slow version of "zap everything" is when the VM is being destroyed or the owning mm has exited. In either case, KVM_RUN is unreachable for the VM, i.e. the guest TLB entries cannot be consumed.
Signed-off-by: Sean Christopherson <seanjc@google.com> Reviewed-by: Ben Gardon <bgardon@google.com> Message-Id: <20220226001546.360188-15-seanjc@google.com> Reviewed-by: Mingwei Zhang <mizhang@google.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
|