[FFmpeg-devel] Race condition in libavformat/libsrt.c causes EOF to be missed

[Marton Balint]

On Fri, 29 Jan 2021, Belabox Project wrote:

> Hi,
>
> The way SRT's async / epoll-based IO works is
> that the event status is stored in the epoll containers. That is, if
> an event occurs on an SRT socket, and that SRT socket isn't part of
> any epoll container, then that event is lost. If we later add that
> socket to an epoll container, we still won't receive the event even if
> it wasn't serviced. The documentation references this [1].

If that's how it works, then how do you make sure you don't lose an event 
between srt_accept() and adding the returned fd to an epoll container?

Thanks,
Marton