libnvme\_subsystem\_lookup\_namespace(9) libnvme API manual libnvme\_subsystem\_lookup\_namespace(9)

# [NAME](#NAME)

libnvme\_subsystem\_lookup\_namespace - lookup namespace by NSID

# [SYNOPSIS](#SYNOPSIS)

**struct libnvme\_ns * libnvme\_subsystem\_lookup\_namespace** **(struct libnvme\_subsystem \*s ,** **\_\_u32 nsid );**

# [ARGUMENTS](#ARGUMENTS)

[s](#s)

struct libnvme\_subsystem object

[nsid](#nsid)

Namespace id

# [RETURN](#RETURN)

struct libnvme\_ns of the namespace with id *nsid* in subsystem *s*

libnvme\_subsystem\_lookup\_namespace October 2026

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