MiRestockOverCommit

NTSTATUS __stdcall MiRestockOverCommit(INT64 a1, UINT64 a2){
  UINT64 v2; 
  UINT64 v3; 

  v2 = *(_QWORD *)(a1 + 6264);
  if( v2 )
  {
    v3 = a2;
    if( a2 > v2 )
      v3 = *(_QWORD *)(a1 + 6264);
    *(_QWORD *)(a1 + 6264) = v2 - v3;
    LODWORD(a2) = a2 - v3;
  }
  return a2;
}

Referenced by:

MiIncreaseCommitLimits
MiRemoveLockedPageCharge
MiReturnCommit
MiUnlockMdlWritePages