libnvme(9) API Manual libnvme(9)

# [NAME](#NAME)

struct nvme\_mi\_admin\_resp\_hdr - Admin command response header.

# [SYNOPSIS](#SYNOPSIS)

struct nvme\_mi\_admin\_resp\_hdr {  
**struct nvme\_mi\_msg\_hdr hdr;**  
**\_\_u8 status;**  
**\_\_u8 rsvd0\[3];**  
**\_\_le32 cdw0, cdw1, cdw3;**  
};

# [Members](#Members)

[hdr](#hdr)

Generic MI message header

[status](#status)

Generic response code, non-zero on failure

[rsvd0](#rsvd0)

Reserved

[cdw0](#cdw0)

Completion Queue Entry doubleword 0

[cdw1](#cdw1)

Completion Queue Entry doubleword 1

[cdw3](#cdw3)

Completion Queue Entry doubleword 3

# [Description](#Description)

This is the generic response format with the three doublewords of completion queue data, plus optional response data.

struct nvme\_mi\_admin\_resp\_hdr October 2026

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