---
name: "nvme_init_set_features_enh_ctrl_metadata-libnvme3"
section: "2"
platform: "linux"
package: "nvme-cli"
version: "3.2-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/nvme_init_set_features_enh_ctrl_metadata-libnvme3"
---

# nvme\_init\_set\_features\_enh\_ctrl\_metadata-libnvme3(2)

Initialize passthru command for Enhanced Controller Metadata

## NAME

nvme\_init\_set\_features\_enh\_ctrl\_metadata - Initialize passthru command for Enhanced Controller Metadata

## SYNOPSIS

**void nvme\_init\_set\_features\_enh\_ctrl\_metadata** **(struct libnvme\_passthru\_cmd \*cmd** *,* **bool sv** *,* **\_\_u8 ea** *,* **struct nvme\_host\_metadata \*data** *);*

## ARGUMENTS

- cmd

  Passthru command to use

- sv

  Save value across power states

- ea

  Element Action (EA), see *enum nvme\_host\_metadata\_ea*

- data

  Host Metadata data buffer, see *struct nvme\_host\_metadata*

## DESCRIPTION

Initializes the passthru command buffer for the Set Features command with FID value NVME\_FEAT\_FID\_ENH\_CTRL\_METADATA