libnvme(9) API Manual libnvme(9)

# [NAME](#NAME)

enum nvme\_lm\_ctrl\_data\_queue\_fid - Controller Data Queue - Set Feature

# [SYNOPSIS](#SYNOPSIS)

enum nvme\_lm\_ctrl\_data\_queue\_fid {  
**NVME\_LM\_CTRL\_DATA\_QUEUE\_ETPT\_MASK** ,  
**NVME\_LM\_CTRL\_DATA\_QUEUE\_ETPT\_SHIFT**

};

# [Constants](#Constants)

[NVME\_LM\_CTRL\_DATA\_QUEUE\_ETPT\_MASK](#NVME_LM_CTRL_DATA_QUEUE_ETPT_MASK)

Mask to set Enable Tail Pointer Trigger (ETPT)

[NVME\_LM\_CTRL\_DATA\_QUEUE\_ETPT\_SHIFT](#NVME_LM_CTRL_DATA_QUEUE_ETPT_SHIFT)

Shift to set ETPT

enum nvme\_lm\_ctrl\_data\_queue\_fid October 2026

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