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- /* 2.6.30
- * x86/kvm/lapic.c
- */
- static void apic_send_ipi(struct kvm_lapic *apic)
- {
- u32 icr_low = apic_get_reg(apic, APIC_ICR);
- u32 icr_high = apic_get_reg(apic, APIC_ICR2);
- unsigned int dest = GET_APIC_DEST_FIELD(icr_high);
- unsigned int short_hand = icr_low & APIC_SHORT_MASK;
- unsigned int trig_mode = icr_low & APIC_INT_LEVELTRIG;
- unsigned int level = icr_low & APIC_INT_ASSERT;
- unsigned int dest_mode = icr_low & APIC_DEST_MASK;
- unsigned int delivery_mode = icr_low & APIC_MODE_MASK;
- unsigned int vector = icr_low & APIC_VECTOR_MASK;
- struct kvm_vcpu *target;
- struct kvm_vcpu *vcpu;
- unsigned long lpr_map = 0;
- int i;
- apic_debug("icr_high 0x%x, icr_low 0x%x, "
- "short_hand 0x%x, dest 0x%x, trig_mode 0x%x, level 0x%x, "
- "dest_mode 0x%x, delivery_mode 0x%x, vector 0x%x\n",
- icr_high, icr_low, short_hand, dest,
- trig_mode, level, dest_mode, delivery_mode, vector);
- for (i = 0; i < KVM_MAX_VCPUS; i++) {
- vcpu = apic->vcpu->kvm->vcpus[i];
- if (!vcpu)
- continue;
- if (vcpu->arch.apic &&
- apic_match_dest(vcpu, apic, short_hand, dest, dest_mode)) {
- if (delivery_mode == APIC_DM_LOWEST)
- set_bit(vcpu->vcpu_id, &lpr_map);
- else
- __apic_accept_irq(vcpu->arch.apic, delivery_mode,
- vector, level, trig_mode);
- }
- }
- if (delivery_mode == APIC_DM_LOWEST) {
- - target = kvm_get_lowest_prio_vcpu(vcpu->kvm, vector, lpr_map);
- + target = kvm_get_lowest_prio_vcpu(apic->vcpu->kvm, vector, lpr_map);
- if (target != NULL)
- __apic_accept_irq(target->arch.apic, delivery_mode,
- vector, level, trig_mode);
- }
- }
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