struct nbft_info_subsystem_ns - Subsystem Namespace (SSNS) info

index SSNS Descriptor Index in the descriptor list. discovery Primary Discovery Controller associated with this SSNS Descriptor. security Security Profile Descriptor associated with this namespace. num_hfis Number of HFIs. hfis List of HFIs associated with this namespace. Includes the primary HFI at the first position and all secondary HFIs. This array is null-terminated. transport Transport Type string (e.g. 'tcp'). traddr Subsystem Transport Address. trsvcid Subsystem Transport Service Identifier. subsys_port_id The Subsystem Port ID. nsid The Namespace ID of this descriptor or when nid should be used instead. nid_type Namespace Identifier Type, see enumnbft_info_nid_type. nid The Namespace Identifier value. subsys_nqn Subsystem and Namespace NQN. pdu_header_digest_required PDU Header Digest (HDGST) Flag: the use of NVM Header Digest Enabled is required. data_digest_required Data Digest (DDGST) Flag: the use of NVM Data Digest Enabled is required. controller_id Controller ID (SSNS Extended Information Descriptor): The controller ID associated with the Admin Queue or 0 if not supported. asqsz Admin Submission Queue Size (SSNS Extended Information Descriptor) or 0 if not supported. dhcp_root_path_string DHCP Root Path Override string (SSNS Extended Information Descriptor). discovered Indicates that this namespace was acquired through discovery. unavailable Namespace is unavailable as indicated by the pre-OS driver. August 2025 struct nbft_info_subsystem_ns libnvme(2)

struct nbft_info_subsystem_ns - Subsystem Namespace (SSNS) info

struct nbft_info_subsystem_ns { intindex;structnbft_info_discovery*discovery;structnbft_info_security*security;intnum_hfis;structnbft_info_hfi**hfis;chartransport[8];chartraddr[40];char*trsvcid;__u16subsys_port_id;__u32nsid;enumnbft_info_nid_typenid_type;__u8*nid;char*subsys_nqn;boolpdu_header_digest_required;booldata_digest_required;intcontroller_id;intasqsz;char*dhcp_root_path_string;booldiscovered;boolunavailable; };