nvme_identify_uuid - Retrieves device's UUIDs

fd File descriptor of nvme device uuid_list User space destination address to transfer the data

Each UUID List entry is either 0h, the NVMe Invalid UUID, or a valid UUID. Valid UUIDs are those which are non-zero and are not the NVMe Invalid UUID. See structnvme_id_uuid_list for the definition of the returned structure.

nvme_identify_uuid - Retrieves device's UUIDs

The nvme command status if a response was received (see enumnvme_status_field) or -1 with errno set otherwise. August 2025 nvme_identify_uuid nvme_identify_uuid(2)