---
name: "nvme_init_lm_track_send-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_lm_track_send-libnvme3"
---

# nvme\_init\_lm\_track\_send-libnvme3(2)

Initialize passthru command for Track Send command

## NAME

nvme\_init\_lm\_track\_send - Initialize passthru command for Track Send command

## SYNOPSIS

**void nvme\_init\_lm\_track\_send** **(struct libnvme\_passthru\_cmd \*cmd** *,* **\_\_u8 sel** *,* **\_\_u16 mos** *,* **\_\_u16 cdqid** *,* **void \*data** *,* **\_\_u32 len** *);*

## ARGUMENTS

- cmd

  Passthru command to use

- sel

  Select (SEL): This field specifies the type of management operation to perform

- mos

  Management Operation Specific (MOS): This field is specific to the SEL type. For the Track Memory Changes operation, see *enum nvme\_lm\_tact* for the Tracking Action (TACT) bit.

- cdqid

  Controller Data Queue ID (CDQID) for the Log User Data Changes operation, or Controller Identifier (CNTLID) for the Track Memory Changes operation

- data

  Track Memory Changes data buffer, see *struct* *nvme\_lm\_track\_memory\_changes\_data*. Only used for the Track Memory Changes operation with TACT set to NVME\_LM\_TACT\_START\_TRACKING, otherwise NULL.

- len

  Length of *data*

## DESCRIPTION

Initializes the passthru command buffer for the Track Send command.