libnvme(9)                        API Manual                        libnvme(9)

NAME
       struct nvme_lm_track_memory_changes_data - Track Memory Changes Data
       Structure, supplied by the host in the data buffer of a Track Send
       command's Track Memory Changes management operation when starting
       tracking (TACT set to %NVME_LM_TACT_START_TRACKING)

SYNOPSIS
       struct nvme_lm_track_memory_changes_data {
           __u8 ver;
           __u8 rsvd1[2];
           __u8 rmrtg;
           __le32 rnmrtd;
           struct nvme_lm_memory_range_tracking_descriptor desc[];
        };


Members
       ver         Version (VER), shall be cleared to 0h

       rsvd1       Reserved

       rmrtg       Requested Memory Range Tracking Granularity (RMRTG)

       rnmrtd      Number of Memory Range Tracking Descriptors (RNMRTD), a 1's
                   based value

       desc        Memory Range Tracking Descriptor list, see struct
                   nvme_lm_memory_range_tracking_descriptor

October 2026       struct nvme_lm_track_memory_changes_data         libnvme(9)