int nvme_submit_io_passthru (int fd , struct nvme_passthru_cmd *cmd , __u32 *result );
File descriptor of nvme device
The nvme io command to send
Optional field to return the result from the CQE DW0
Uses NVME_IOCTL_IO_CMD for the ioctl request.
The nvme command status if a response was received (see enum nvme_status_field) or -1 with errno set otherwise.