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| author | Yang Zhang <yang.z.zhang@Intel.com> | 2013-04-07 08:25:18 +0800 |
|---|---|---|
| committer | Gleb Natapov <gleb@redhat.com> | 2013-04-07 13:55:49 +0300 |
| commit | 44944d4d28948c71b110b09a2e924e505cd39e8b (patch) | |
| tree | 6d0b96165c11414c98edd14501f016627687d7dd /virt | |
| parent | 99437a2782730ec8c7e6cfebb6143d00b091e4a8 (diff) | |
| download | linux-3.10-44944d4d28948c71b110b09a2e924e505cd39e8b.tar.gz linux-3.10-44944d4d28948c71b110b09a2e924e505cd39e8b.tar.bz2 linux-3.10-44944d4d28948c71b110b09a2e924e505cd39e8b.zip | |
KVM: Call kvm_apic_match_dest() to check destination vcpu
For a given vcpu, kvm_apic_match_dest() will tell you whether
the vcpu in the destination list quickly. Drop kvm_calculate_eoi_exitmap()
and use kvm_apic_match_dest() instead.
Signed-off-by: Yang Zhang <yang.z.zhang@Intel.com>
Signed-off-by: Gleb Natapov <gleb@redhat.com>
Diffstat (limited to 'virt')
| -rw-r--r-- | virt/kvm/ioapic.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/virt/kvm/ioapic.c b/virt/kvm/ioapic.c index 5ba005c00e2..914cbe027d0 100644 --- a/virt/kvm/ioapic.c +++ b/virt/kvm/ioapic.c @@ -124,7 +124,6 @@ void kvm_ioapic_calculate_eoi_exitmap(struct kvm_vcpu *vcpu, { struct kvm_ioapic *ioapic = vcpu->kvm->arch.vioapic; union kvm_ioapic_redirect_entry *e; - struct kvm_lapic_irq irqe; int index; spin_lock(&ioapic->lock); @@ -135,11 +134,9 @@ void kvm_ioapic_calculate_eoi_exitmap(struct kvm_vcpu *vcpu, (e->fields.trig_mode == IOAPIC_LEVEL_TRIG || kvm_irq_has_notifier(ioapic->kvm, KVM_IRQCHIP_IOAPIC, index))) { - irqe.dest_id = e->fields.dest_id; - irqe.vector = e->fields.vector; - irqe.dest_mode = e->fields.dest_mode; - irqe.delivery_mode = e->fields.delivery_mode << 8; - kvm_calculate_eoi_exitmap(vcpu, &irqe, eoi_exit_bitmap); + if (kvm_apic_match_dest(vcpu, NULL, 0, + e->fields.dest_id, e->fields.dest_mode)) + __set_bit(e->fields.vector, (unsigned long *)eoi_exit_bitmap); } } spin_unlock(&ioapic->lock); |