---
name: "nvme_id_ctrl_nvm"
section: "2"
platform: "linux"
package: "libnvme-dev"
version: "1.13-2"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/nvme_id_ctrl_nvm"
---

# nvme\_id\_ctrl\_nvm(2)

I/O Command Set Specific Identify Controller data structure

## NAME

struct nvme\_id\_ctrl\_nvm - I/O Command Set Specific Identify Controller data structure

## SYNOPSIS

struct nvme\_id\_ctrl\_nvm {\
     **\_\_u8 vsl;**\
     **\_\_u8 wzsl;**\
     **\_\_u8 wusl;**\
     **\_\_u8 dmrl;**\
     **\_\_le32 dmrsl;**\
     **\_\_le64 dmsl;**\
     **\_\_u8 kpiocap;**\
     **\_\_u8 wzdsl;**\
     **\_\_le16 aocs;**\
     **\_\_le32 ver;**\
     **\_\_u8 lbamqf;**\
     **\_\_u8 rsvd25\[4071\];**\
 };\

## Members

- vsl

  Verify Size Limit

- wzsl

  Write Zeroes Size Limit

- wusl

  Write Uncorrectable Size Limit

- dmrl

  Dataset Management Ranges Limit

- dmrsl

  Dataset Management Range Size Limit

- dmsl

  Dataset Management Size Limit

- kpiocap

  Key Per I/O Capabilities

- wzdsl

  Write Zeroes With Deallocate Size Limit

- aocs

  Admin Optional Command Support

- ver

  Version

- lbamqf

  LBA Migration Queue Format

- rsvd25

  Reserved