Re: [PATCH v3 0/2] MR4443: Do not release media session topologies until the media session is shutdown.

[Nikolay Sivov (＠nsivov)]

Nikolay Sivov (@nsivov) commented about dlls/mf/session.c:
>      BOOL thin;
>      float rate;
>  } presentation;
> - struct list topologies_queue; /* Topologies queued for playing. */
> struct list topologies;
> struct list commands;
> enum session_state state;

Why do we need two lists?