libnvme\_sed\_lock\_unlock(9) libnvme API manual libnvme\_sed\_lock\_unlock(9)

# [NAME](#NAME)

libnvme\_sed\_lock\_unlock - Change the lock state of the global range

# [SYNOPSIS](#SYNOPSIS)

**int libnvme\_sed\_lock\_unlock** **(struct libnvme\_transport\_handle \*hdl ,** **const struct libnvme\_sed\_key \*key ,** **enum libnvme\_sed\_lock\_state state );**

# [ARGUMENTS](#ARGUMENTS)

[hdl](#hdl)

Transport handle

[key](#key)

Admin1 password

[state](#state)

New lock state, see *enum libnvme\_sed\_lock\_state*

# [RETURN](#RETURN)

See the return value convention above.

libnvme\_sed\_lock\_unlock October 2026

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