KVM_ARM_IRQ_VCPU_MASK 911 virt/kvm/arm/arm.c vcpu_idx = (irq >> KVM_ARM_IRQ_VCPU_SHIFT) & KVM_ARM_IRQ_VCPU_MASK; KVM_ARM_IRQ_VCPU_MASK 912 virt/kvm/arm/arm.c vcpu_idx += ((irq >> KVM_ARM_IRQ_VCPU2_SHIFT) & KVM_ARM_IRQ_VCPU2_MASK) * (KVM_ARM_IRQ_VCPU_MASK + 1);