---
name: "nvme_init_identify_ns_user_data_format-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_identify_ns_user_data_format-libnvme3"
---

# nvme\_init\_identify\_ns\_user\_data\_format-libnvme3(2)

Initialize passthru command for Identify namespace user data format

## NAME

nvme\_init\_identify\_ns\_user\_data\_format - Initialize passthru command for Identify namespace user data format

## SYNOPSIS

**void nvme\_init\_identify\_ns\_user\_data\_format** **(struct libnvme\_passthru\_cmd \*cmd** *,* **enum nvme\_csi csi** *,* **\_\_u16 fidx** *,* **\_\_u8 uidx** *,* **void \*data** *);*

## ARGUMENTS

- cmd

  Command data structure to initialize

- csi

  Command Set Identifier

- fidx

  Format Index

- uidx

  UUID selection, if supported

- data

  User space destination address to transfer the data

## DESCRIPTION

Initializes the passthru command buffer for the Identify command with CNS value NVME\_IDENTIFY\_CNS\_NS\_USER\_DATA\_FORMAT.