libnvme\_subsystem\_release\_fds(9) libnvme API manual libnvme\_subsystem\_release\_fds(9)

# [NAME](#NAME)

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

# [SYNOPSIS](#SYNOPSIS)

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

# [ARGUMENTS](#ARGUMENTS)

[s](#s)

struct libnvme\_subsystem object

# [DESCRIPTION](#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.

libnvme\_subsystem\_release\_fds September 2026

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Document: libnvme_subsystem_release_fds-libnvme3(2) from nvme-cli 3.1-r0 (Chainguard OS)
Source: https://github.com/linux-nvme/nvme-cli