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-rw-r--r--arch/loongarch/kvm/vcpu.c14
1 files changed, 4 insertions, 10 deletions
diff --git a/arch/loongarch/kvm/vcpu.c b/arch/loongarch/kvm/vcpu.c
index b3995ff4b17ece..1245a6b358966f 100644
--- a/arch/loongarch/kvm/vcpu.c
+++ b/arch/loongarch/kvm/vcpu.c
@@ -148,12 +148,6 @@ static void kvm_lose_pmu(struct kvm_vcpu *vcpu)
kvm_restore_host_pmu(vcpu);
}
-static void kvm_restore_pmu(struct kvm_vcpu *vcpu)
-{
- if ((vcpu->arch.aux_inuse & KVM_LARCH_PMU))
- kvm_make_request(KVM_REQ_PMU, vcpu);
-}
-
static void kvm_check_pmu(struct kvm_vcpu *vcpu)
{
if (kvm_check_request(KVM_REQ_PMU, vcpu)) {
@@ -304,7 +298,10 @@ static int kvm_pre_enter_guest(struct kvm_vcpu *vcpu)
vcpu->arch.aux_inuse &= ~KVM_LARCH_SWCSR_LATEST;
if (kvm_request_pending(vcpu) || xfer_to_guest_mode_work_pending()) {
- kvm_lose_pmu(vcpu);
+ if (vcpu->arch.aux_inuse & KVM_LARCH_PMU) {
+ kvm_lose_pmu(vcpu);
+ kvm_make_request(KVM_REQ_PMU, vcpu);
+ }
/* make sure the vcpu mode has been written */
smp_store_mb(vcpu->mode, OUTSIDE_GUEST_MODE);
local_irq_enable();
@@ -1609,9 +1606,6 @@ static int _kvm_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
kvm_restore_timer(vcpu);
kvm_make_request(KVM_REQ_STEAL_UPDATE, vcpu);
- /* Restore hardware PMU CSRs */
- kvm_restore_pmu(vcpu);
-
/* Don't bother restoring registers multiple times unless necessary */
if (vcpu->arch.aux_inuse & KVM_LARCH_HWCSR_USABLE)
return 0;