---
name: "libnvme_subsystem_release_fds-libnvme3"
section: "2"
platform: "linux"
package: "nvme-cli"
version: "3.2-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/libnvme_subsystem_release_fds-libnvme3"
---

# libnvme\_subsystem\_release\_fds-libnvme3(2)

Close all opened fds under subsystem

## NAME

libnvme\_subsystem\_release\_fds - Close all opened fds under subsystem

## SYNOPSIS

**void libnvme\_subsystem\_release\_fds** **(struct libnvme\_subsystem \*s** *);*

## ARGUMENTS

- s

  struct libnvme\_subsystem object

## DESCRIPTION

Controller and Namespace objects cache the file descriptors of opened nvme devices. This API can be used to close and clear all cached fds under this subsystem.