Re: [lwip-users] [Bulk] Re: the sequentiality of the lwip stack

[Gisle Vanem]

"Fabian Koch" <address@hidden> wrote:

> As Simon is always saying: sockets can not be accessed from different 
> threads.
> Meaning for Sockets s1,s2 and threads t1,t2:
> t1 can acces s1 while t2 can access s2.
> BUT never can t1 and t2 both access s1 or s2.
>
> I'm still trying to figure out exactly what parts of the LwIP stack stop 
> us from doing that and I ...

Me too. A socket-handle should only be an index into some
process-global table. So (comparing to other OS'es), there 
should be nothing preventing us using sockets across threads.
But then again, I don't understand the LwIP-model when NO_SYS=0
is involved.

--gv