C++ WinApi: ReadDirectoryChangesW() Receiving Double Notifications

Question

I try to understand ReadDirectoryChangesW function so I can be effectively informed on change of content in several directories (files overwrit

Answer 1

This is the result operation of the running code simultaneously with the procmon logging after file save in notepad. There are two notifies from ReadDirectoryChangesW() and two notifies from procmon. 2 IRP_MJ_WRITE 1 from Notepad (WriteFile) 1 from System Cache Manager (CcWriteBehind)