MiUnlockDynamicMemoryNestedParentExclusive
VOID __stdcall MiUnlockDynamicMemoryNestedParentExclusive(_MI_PARTITION *Partition){
__int64 v1;
_ETHREAD *CurrentThread;
unsigned int SessionId;
char v4;
int v5;
unsigned __int64 v6;
bool v7;
__int64 v8;
int v9;
unsigned int v10;
__int64 v11;
int v12;
v1 = **(_QWORD **)(*((_QWORD *)Partition + 22) + 56i64) + 192i64;
if( (_InterlockedExchangeAdd64((volatile signed __int64 *)v1, 0xFFFFFFFFFFFFFFFFui64) & 6) == 2 )
ExfTryToWakePushLock((volatile INT64 *)v1);
v12 = 0;
CurrentThread = (_ETHREAD *)KeGetCurrentThread();
if( (unsigned int)MiGetSystemRegionType(v1) == 1 )
SessionId = MmGetSessionIdEx(*((_QWORD *)CurrentThread + 23));
else
SessionId = -1;
--*((_WORD *)CurrentThread + 243);
v4 = ++*((_BYTE *)CurrentThread + 794);
v5 = (*((char *)CurrentThread + 792) | *((char *)CurrentThread + 870)) ^ 0x3F;
while( 1 )
{
v7 = !_BitScanReverse((unsigned int *)&v8, v5);
if( v7 )
goto LABEL_13;
v6 = *((_QWORD *)CurrentThread + 100) + 96 * v8;
v5 &= ~(1 << v8);
if( (*(_BYTE *)(v6 + 26) & 1) != 0
&& (*(_DWORD *)(v6 + 32) & 1) == 0
&& (*(_QWORD *)(v6 + 32) & 0x7FFFFFFFFFFFFFFCi64) == (v1 & 0x7FFFFFFFFFFFFFFCi64)
&& *(_DWORD *)(v6 + 40) == SessionId )
{
*(_BYTE *)(v6 + 26) &= ~1u;
if( *(_QWORD *)(v6 + 32) )
break;
}
}
if( !v6 )
{
LABEL_13:
if( (*((_DWORD *)CurrentThread + 30) & 0x10000) == 0 )
KeBugCheckEx(0x162u, (ULONG_PTR)CurrentThread, v1, SessionId, 0i64);
goto LABEL_20;
}
*(_BYTE *)(v6 + 32) |= 2u;
if( *(__int64 *)(v6 + 32) < 0 )
KiAbEntryRemoveFromTree(v6);
v9 = *(_DWORD *)(v6 + 88) & 0x1FFFF;
v10 = *(_DWORD *)(v6 + 88) & 0xFFFE0000;
*(_BYTE *)(v6 + 25) &= ~1u;
v12 = v9;
*(_DWORD *)(v6 + 88) = v10;
*(_QWORD *)(v6 + 32) = 0i64;
v11 = (__int64)(v6 - *((_QWORD *)CurrentThread + 100)) / 96;
if( v4 == 1 )
*((_BYTE *)CurrentThread + 792) |= 1 << v11;
else
_InterlockedOr8((volatile signed __int8 *)CurrentThread + 870, 1 << v11);
LABEL_20:
--*((_BYTE *)CurrentThread + 794);
KiAbThreadRemoveBoosts((ULONG_PTR)CurrentThread, v1, (unsigned int *)&v12);
v7 = (*((_WORD *)CurrentThread + 243))++ == 0xFFFF;
if( v7 && *((_ETHREAD **)CurrentThread + 19) != (_ETHREAD *)((char *)CurrentThread + 152) )
KiCheckForKernelApcDelivery();
}Referenced by:
MiDeletePartitionResources