Signed-off-by: Sheng Yang <sheng@xxxxxxxxxxxxxxx>
---
qemu/hw/device-assignment.c | 6 +++++-
1 files changed, 5 insertions(+), 1 deletions(-)
diff --git a/qemu/hw/device-assignment.c b/qemu/hw/device-assignment.c
index bda0e95..01485d7 100644
--- a/qemu/hw/device-assignment.c
+++ b/qemu/hw/device-assignment.c
@@ -588,7 +588,11 @@ static int assign_irq(AssignedDevInfo *adev)
assigned_irq_data.guest_irq = irq;
assigned_irq_data.host_irq = dev->real_device.irq;
#ifdef KVM_CAP_ASSIGN_DEV_IRQ
- assigned_irq_data.flags = KVM_DEV_IRQ_HOST_INTX | KVM_DEV_IRQ_GUEST_INTX;
+ if (dev->cap.available & ASSIGNED_DEVICE_CAP_MSI)
+ assigned_irq_data.flags = KVM_DEV_IRQ_HOST_MSI | KVM_DEV_IRQ_GUEST_INTX;
+ else
+ assigned_irq_data.flags = KVM_DEV_IRQ_HOST_INTX | KVM_DEV_IRQ_GUEST_INTX;
+
r = kvm_deassign_irq(kvm_context, &assigned_irq_data);
/* -ENXIO means no assigned irq */
if (r && r != -ENXIO)
--
1.5.4.5
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