libnvme\_ctrl\_set\_kxchap\_ctrl\_key(9) libnvme API manual libnvme\_ctrl\_set\_kxchap\_ctrl\_key(9)

# [NAME](#NAME)

libnvme\_ctrl\_set\_kxchap\_ctrl\_key - Set kxchap\_ctrl\_key.

# [SYNOPSIS](#SYNOPSIS)

**void libnvme\_ctrl\_set\_kxchap\_ctrl\_key** **(struct libnvme\_ctrl \*p ,** **const char \*kxchap\_ctrl\_key );**

# [ARGUMENTS](#ARGUMENTS)

[p](#p)

The *struct libnvme\_ctrl* instance to update.

[kxchap\_ctrl\_key](#kxchap_ctrl_key)

New string; a copy is stored. Pass NULL to clear.

libnvme\_ctrl\_set\_kxchap\_ctrl\_key October 2026

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