| From | Vitaly Kuznetsov <> | Subject | [PATCH v3 20/34] KVM: x86: KVM_REQ_TLB_FLUSH_CURRENT is a superset of KVM_REQ_HV_TLB_FLUSH too | Date | Thu, 14 Apr 2022 15:19:59 +0200 |
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KVM_REQ_TLB_FLUSH_CURRENT is an even stronger operation than KVM_REQ_TLB_FLUSH_GUEST so KVM_REQ_HV_TLB_FLUSH needs not to be processed after it.
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com> --- arch/x86/kvm/x86.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index e5aec386d299..d3839e648ab3 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -3357,8 +3357,11 @@ static inline void kvm_vcpu_flush_tlb_current(struct kvm_vcpu *vcpu) */ void kvm_service_local_tlb_flush_requests(struct kvm_vcpu *vcpu) { - if (kvm_check_request(KVM_REQ_TLB_FLUSH_CURRENT, vcpu)) + if (kvm_check_request(KVM_REQ_TLB_FLUSH_CURRENT, vcpu)) { kvm_vcpu_flush_tlb_current(vcpu); + if (kvm_check_request(KVM_REQ_HV_TLB_FLUSH, vcpu)) + kvm_hv_vcpu_empty_flush_tlb(vcpu); + } if (kvm_check_request(KVM_REQ_TLB_FLUSH_GUEST, vcpu)) { kvm_vcpu_flush_tlb_guest(vcpu); -- 2.35.1
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