libnvme(9) API Manual libnvme(9)

# [NAME](#NAME)

enum tcg\_l0\_cnl\_flags - Configurable Namespace Locking feature flags

# [SYNOPSIS](#SYNOPSIS)

enum tcg\_l0\_cnl\_flags {  
**TCG\_L0\_CNL\_RANGE\_P** ,  
**TCG\_L0\_CNL\_RANGE\_C**

};

# [Constants](#Constants)

[TCG\_L0\_CNL\_RANGE\_P](#TCG_L0_CNL_RANGE_P)

Non-global locking objects exist

[TCG\_L0\_CNL\_RANGE\_C](#TCG_L0_CNL_RANGE_C)

Non-global locking objects are supported

enum tcg\_l0\_cnl\_flags October 2026

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Document: tcg_l0_cnl_flags-libnvme3(2) from nvme-cli 3.2-r0 (Chainguard OS)
Source: https://github.com/linux-nvme/nvme-cli