libnvme(9) API Manual libnvme(9)

# [NAME](#NAME)

struct nvme\_host\_discovery\_log - Host Discovery Log

# [SYNOPSIS](#SYNOPSIS)

struct nvme\_host\_discovery\_log {  
**\_\_le64 genctr;**  
**\_\_le64 numrec;**  
**\_\_le16 recfmt;**  
**\_\_u8 hdlpf;**  
**\_\_u8 rsvd19;**  
**\_\_le32 thdlpl;**  
**\_\_u8 rsvd24\[1000];**  
**struct nvme\_host\_ext\_discovery\_log hedlpe\[];**  
};

# [Members](#Members)

[genctr](#genctr)

Generation Counter

[numrec](#numrec)

Number of Records

[recfmt](#recfmt)

Record Format

[hdlpf](#hdlpf)

Host Discovery Log Page Flags

[rsvd19](#rsvd19)

Reserved

[thdlpl](#thdlpl)

Total Host Discovery Log Page Length

[rsvd24](#rsvd24)

Reserved

[hedlpe](#hedlpe)

Host Extended Discovery Log Page Entry List

struct nvme\_host\_discovery\_log October 2026

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Document: nvme_host_discovery_log-libnvme3(2) from nvme-cli 3.2-r0 (Chainguard OS)
Source: https://github.com/linux-nvme/nvme-cli