nvme_id_ns_dpc(2)

libnvme(9) API Manual libnvme(9)

NAME

enum nvme_id_ns_dpc - This field indicates the capabilities for the end-to-end data protection feature.

SYNOPSIS

enum nvme_id_ns_dpc {
NVME_NS_DPC_PI_TYPE1 ,
NVME_NS_DPC_PI_TYPE2 ,
NVME_NS_DPC_PI_TYPE3 ,
NVME_NS_DPC_PI_FIRST ,
NVME_NS_DPC_PI_LAST

};

Constants

NVME_NS_DPC_PI_TYPE1
If set, indicates that the namespace supports Protection Information Type 1.
NVME_NS_DPC_PI_TYPE2
If set, indicates that the namespace supports Protection Information Type 2.
NVME_NS_DPC_PI_TYPE3
If set, indicates that the namespace supports Protection Information Type 3.
NVME_NS_DPC_PI_FIRST
If set, indicates that the namespace supports protection information transferred as the first eight bytes of metadata.
NVME_NS_DPC_PI_LAST
If set, indicates that the namespace supports protection information transferred as the last eight bytes of metadata.
enum nvme_id_ns_dpc October 2025