NAME

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

SYNOPSIS

       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];
        };

Members

       lbstm       Logical Block Storage Tag Mask

       pic         Protection Information Capabilities

       pifa        Protection Information Format Attribute

       rsvd10      Reserved

       elbaf       List of Extended LBA Format Support

       npdgl       Namespace Preferred Deallocate Granularity Large

       nprg        Namespace Preferred Read Granularity

       npra        Namespace Preferred Read Alignment

       nors        Namespace Optimal Read Size

       npdal       Namespace Preferred Deallocate Alignment Large

       lbapss      LBA Format Placement Shard Size

       tlbaag      Tracked LBA Allocation Granularity

       rsvd296     Reserved

August 2025                                   struct nvme_nvm_id_ns                                   libnvme(2)