libnvme(2) API Manual libnvme(2)

struct nvme_nvm_id_ns - NVME Command Set I/O Command Set Specific Identify Namespace Data Structure

struct nvme_nvm_id_ns {
__le64 lbstm;
__u8 pic;
__u8 pifa;
__u8 rsvd10[2];
__le32 elbaf[64];
__le32 npdgl;
__le32 nprg;
__le32 npra;
__le32 nors;
__le32 npdal;
__le32 lbapss;
__le32 tlbaag;
__u8 rsvd296[3800];
};

Logical Block Storage Tag Mask
Protection Information Capabilities
Protection Information Format Attribute
Reserved
List of Extended LBA Format Support
Namespace Preferred Deallocate Granularity Large
Namespace Preferred Read Granularity
Namespace Preferred Read Alignment
Namespace Optimal Read Size
Namespace Preferred Deallocate Alignment Large
LBA Format Placement Shard Size
Tracked LBA Allocation Granularity
Reserved
struct nvme_nvm_id_ns January 2025