libnvme(9) API Manual libnvme(9)

# [NAME](#NAME)

struct nvme\_personality\_properties - Personality Properties data structure

# [SYNOPSIS](#SYNOPSIS)

struct nvme\_personality\_properties {  
**\_\_u8 pps;**  
**\_\_u8 perid;**  
**\_\_u8 mrstt;**  
**\_\_u8 aus;**  
**\_\_u8 attrs;**  
};

# [Members](#Members)

[pps](#pps)

Personality Properties Size: size in bytes of this data structure.

[perid](#perid)

Personality Identifier, see *enum nvme\_personality\_identifier*.

[mrstt](#mrstt)

Minimum Required Reset Type, see *enum nvme\_personality\_mrstt*.

[aus](#aus)

Authenticated Unfreeze Support, see *enum* *nvme\_personality\_aus*. Cleared to 0h if this personality does not support an authenticated unfreeze method, in which case a frozen instance of this personality is permanently frozen.

[attrs](#attrs)

Personality Attributes, see *enum nvme\_personality\_attrs*.

struct nvme\_personality\_properties October 2026

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