nvme_identify_ns_csi_user_data_format - Identify namespace user data format

fd File descriptor of nvme device user_data_format Return namespaces capability of identifier uuidx UUID selection, if supported csi Command Set Identifier data User space destination address to transfer the data

Identify Namespace data structure for the specified User Data Format index containing the namespace capabilities for the NVM Command Set.

nvme_identify_ns_csi_user_data_format - Identify namespace user data format

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