Min version	10 Pre RTM	10
Max version		10 TH2
x64 offset offset:bitpos	Field Name
0x0000	struct _LIST_ENTRY ListEntry
0x0010	uint64_t CommitBitmap
0x0018	struct _RTL_SRWLOCK CommitLock
0x0020	unsigned long Size	uint16_t Size
0x0022		uint16_t Signature