Min version8.1 Update 18.110 Pre RTM
Max version8.1 Update 110 TH2
Architecturex86x64x86x64
x86 offset
offset:bitpos		Field Namex64 offset
offset:bitpos
0x0000struct _RTL_BALANCED_NODE
TreeNode		0x0000
0x0000struct _SINGLE_LIST_ENTRY
FreeListEntry		0x0000
0x000Cvoid *
ThreadUnsafe		unsigned long
EntryFlags		0x0018
0x000Cvolatile uint8_t
HeadNodeByte		uint8_t
EntryOffset		0x0018
0x000C:0x00unsigned long
StaticState		0x0018:0x00
0x000Dx86: uint8_t[2] / x64: uint8_t[6]
Reserved1		x86: uint8_t[2] / x64: uint8_t[6]
Reserved1		uint8_t
ThreadLocalFlags		0x0019
0x000D:0x00uint8_t
WaitingBit		0x0019:0x00
0x000C:0x08unsigned long
AllFlags		0x0018:0x08
0x000D:0x01uint8_t
Spare0		0x0019:0x01
0x000Euint8_t
AcquiredByte		0x001A
0x000E:0x00uint8_t
AcquiredBit		0x001A:0x00
0x000Fuint8_t
CrossThreadFlags		0x001B
0x000F:0x00uint8_t
HeadNodeBit		0x001B:0x00
unsigned long
SpareFlags		0x001C
0x000Fvolatile uint8_t
AcquiredByte		volatile uint8_t
AcquiredByte		0x001F
0x000F:0x01uint8_t
IoPriorityBit		0x001B:0x01
0x000F:0x02uint8_t
Spare1		0x001B:0x02
0x0010struct _KLOCK_ENTRY_LOCK_STATE
LockState		0x0020
0x0010void * volatile
LockUnsafe		0x0020
0x0010volatile uint8_t
WaitingAndBusyByte		volatile uint8_t
CrossThreadReleasableAndBusyByte		0x0020
0x0011x86: uint8_t[2] / x64: uint8_t[6]
Reserved		0x0021
0x0013volatile uint8_t
InTreeByte		0x0027
0x0014void *
SessionState		0x0028
0x0014unsigned long
SessionId		0x0028
unsigned long
SessionPad		unsigned long
SessionPad		0x002C
0x0018struct _RTL_RB_TREE
OwnerTree		0x0030
0x0018char
CpuPriorityKey		0x0030
0x0020struct _RTL_RB_TREE
WaiterTree		0x0040
0x0028uintptr_t
EntryLock		0x0050
0x002Cuint16_t
AllBoosts		0x0058
0x002C:0x00uint16_t
IoBoost		0x0058:0x00
0x002C:0x01uint16_t
CpuBoostsBitmap		0x0058:0x01
0x002E:0x00uint16_t
IoNormalPriorityWaiterCount		uint16_t
IoNormalPriorityWaiterCount		uint16_t
IoNormalPriorityWaiterCount		0x005A
0x002E:0x0Fuint16_t
IoPriorityBit		uint8_t
IoPriorityBit		uint16_t
SparePad		0x005C:0x00