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KVM: Call common update function when ioapic entry changed.

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Both TMR and EOI exit bitmap need to be updated when ioapic changed
or vcpu's id/ldr/dfr changed. So use common function instead eoi exit
bitmap specific function.

Signed-off-by: Yang Zhang <yang.z.zhang@Intel.com>
Reviewed-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
This commit is contained in:
Yang Zhang
2013-04-11 19:25:13 +08:00
committed by Marcelo Tosatti
parent 01e439be77
commit 3d81bc7e96
9 changed files with 32 additions and 30 deletions
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11
arch/x86/kvm/x86.c
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@@ -5661,13 +5661,16 @@ static void kvm_gen_update_masterclock(struct kvm *kvm)
#endif
}
static void update_eoi_exitmap(struct kvm_vcpu *vcpu)
static void vcpu_scan_ioapic(struct kvm_vcpu *vcpu)
{
u64 eoi_exit_bitmap[4];
if (!kvm_apic_hw_enabled(vcpu->arch.apic))
return;
memset(eoi_exit_bitmap, 0, 32);
kvm_ioapic_calculate_eoi_exitmap(vcpu, eoi_exit_bitmap);
kvm_ioapic_scan_entry(vcpu, eoi_exit_bitmap);
kvm_x86_ops->load_eoi_exitmap(vcpu, eoi_exit_bitmap);
}
@@ -5724,8 +5727,8 @@ static int vcpu_enter_guest(struct kvm_vcpu *vcpu)
kvm_handle_pmu_event(vcpu);
if (kvm_check_request(KVM_REQ_PMI, vcpu))
kvm_deliver_pmi(vcpu);
if (kvm_check_request(KVM_REQ_EOIBITMAP, vcpu))
update_eoi_exitmap(vcpu);
if (kvm_check_request(KVM_REQ_SCAN_IOAPIC, vcpu))
vcpu_scan_ioapic(vcpu);
}
if (kvm_check_request(KVM_REQ_EVENT, vcpu) || req_int_win) {