libnvme(9)

NAME
struct libnbft_subsystem_ns - Subsystem Namespace (SSNS) info

SYNOPSIS
struct libnbft_subsystem_ns {
int index;
struct libnbft_discovery *discovery;
struct libnbft_security *security;
int num_hfis;
struct libnbft_hfi **hfis;
char transport[8];
char traddr[40];
char *trsvcid;
__u16 subsys_port_id;
__u32 nsid;
enum libnbft_nid_type nid_type;
__u8 *nid;
char *subsys_nqn;
__u16 trflags;
int controller_id;
int asqsz;
char *dhcp_root_path_string;
__u8 naed;
__u8 cipeec;
__u16 cto;
__u8 nceec;
__u16 flags;
};

Members

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 enum libnbft_nid_type.

nid The Namespace Identifier value.

subsys_nqn
    Subsystem and Namespace NQN.

trflags
    Transport Specific Flags bitmask, see enum nbft_ssns_trflags.

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).

naed
    Namespace Availability Enhanced Diagnostic (SSNS Extended Information Descriptor). Provides additional status codes from the pre-OS driver when the namespace is unavailable. See enum nbft_ssns_ext_info_naed for values. Zero indicates no additional information. Only present in NBFT rev. 1.1+, zero otherwise.

cipeec
    Connect Invalid Parameters Extended Error Code (SSNS Extended Information Descriptor). Provides additional error detail when the pre-OS driver received a Connect Invalid Parameters status. See enum nbft_ssns_ext_info_cipeec for values. Zero indicates no extended error. Only present in NBFT rev. 1.1+, zero otherwise.

cto Connection Timeout in seconds (SSNS Extended Information Descriptor). The timeout value used by the pre-OS driver for connecting to the object specified with this SSNS descriptor. A value of 0xFFFF indicates that no timeout was specified. Zero indicates either a timeout of zero seconds or that the field is not present (NBFT rev. 1.0).

nceec
    Network and Connection Extended Error Code (SSNS Extended Information Descriptor). Provides error codes specific to network and connection errors encountered by the pre-OS driver. See enum nbft_ssns_ext_info_nceec for values. Zero indicates no extended error. Only present in NBFT rev. 1.1+, zero otherwise.

flags
    SSNS Flags bitmask, see enum nbft_ssns_flags.