EventNotifier interrupt;
EventNotifier kvm_interrupt;
struct VFIODevice *vdev; /* back pointer to device */
- MSIMessage msg; /* cache the MSI message so we know when it changes */
int virq;
bool use;
} VFIOMSIVector;
return;
}
- vector->msg = *msg;
vector->virq = virq;
}
static void vfio_update_kvm_msi_virq(VFIOMSIVector *vector, MSIMessage msg)
{
kvm_irqchip_update_msi_route(kvm_state, vector->virq, msg);
- vector->msg = msg;
}
static int vfio_msix_vector_do_use(PCIDevice *pdev, unsigned int nr,
for (i = 0; i < vdev->nr_vectors; i++) {
VFIOMSIVector *vector = &vdev->msi_vectors[i];
+ MSIMessage msg = msi_get_message(&vdev->pdev, i);
vector->vdev = vdev;
vector->virq = -1;
qemu_set_fd_handler(event_notifier_get_fd(&vector->interrupt),
vfio_msi_interrupt, NULL, vector);
- vector->msg = msi_get_message(&vdev->pdev, i);
-
/*
* Attempt to enable route through KVM irqchip,
* default to userspace handling if unavailable.
*/
- vfio_add_kvm_msi_virq(vector, &vector->msg, false);
+ vfio_add_kvm_msi_virq(vector, &msg, false);
}
/* Set interrupt type prior to possible interrupts */