| Min version | 8.1 Update 1 | 8.1 | 10 Pre RTM | ||
|---|---|---|---|---|---|
| Max version | 8.1 Update 1 | 10 TH2 | |||
| Architecture | x86 | x64 | x86 | x64 | |
| x86 offset offset:bitpos | Field Name | x64 offset offset:bitpos | |||
| 0x0000 | void * BackendCtx | 0x0000 | |||
| 0x0004 | struct _HEAP_LFH_CALLBACKS Callbacks | struct _HEAP_SUBALLOCATOR_CALLBACKS Callbacks | 0x0008 | ||
| 0x0014 | struct _HEAP_LFH_BUCKET[129] Buckets | 0x0028 | |||
| 0x0018 | struct _RTL_SRWLOCK SubsegmentCreationLock | 0x0030 | |||
| 0x001C | uint8_t MaxAffinity | 0x0038 | |||
| 0x0020 | const uint8_t * AffinityModArray | 0x0040 | |||
| 0x0028 | struct _HEAP_LFH_SUBSEGMENT_CACHE SubsegmentCache | 0x0050 | |||
| 0x0060 | struct _HEAP_LFH_BUCKET *[129] Buckets | 0x00C0 | |||
| 0x143C | struct _HEAP_LFH_AFFINITY_SLOT[129] AffinitySlots | 0x2878 | |||