Hello!
For the past few days I have been debugging a hang in one of my
projects which uses lwIP and my C++ RTOS - http://distortos.org/
The networking part of the application is rather simple and consists of
a single functionality (using 2 threads synchronized with mutexes),
which uses netconn AP
Unfortunately I only know the RAW API and can't help you further. Did
you check the basics ?:
- core lwIP runs in a single thread. If your Ethernet is handled in
another thread, you don't call any lwIP functions from there, except for
the pbuf allocation/free functions; you queue your packets and t
On Fri, 2019-02-22 at 10:23 -0300, Sergio R. Caprile wrote:
> Unfortunately I only know the RAW API and can't help you further. Did
> you check the basics ?:
> - core lwIP runs in a single thread. If your Ethernet is handled in
> another thread, you don't call any lwIP functions from there, except
> While we're at it, I have one more question. After the fix described
> above the application is running much much better and the connection
> looks a lot more stable/reliable. But I do still see some rare
> occurrences of TCP retransmissions and duplicated ACKs in Wireshark
> (like maybe once/twi