idxd_device_request_int_handle
rc = idxd_device_request_int_handle(idxd, ie->id, &ie->int_handle,
int idxd_device_request_int_handle(struct idxd_device *idxd, int idx, int *handle,
rc = idxd_device_request_int_handle(idxd, i, &new_handle, IDXD_IRQ_MSIX);