[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [lwip-users] Clean-up thread in case of GPRS connection lost

From: Sylvain Rochet
Subject: Re: [lwip-users] Clean-up thread in case of GPRS connection lost
Date: Mon, 22 Jul 2013 10:22:03 +0200
User-agent: Mutt/1.5.21 (2010-09-15)

Hi Pierre-Yves,

On Mon, Jul 22, 2013 at 09:38:42AM +0200, pierre-yves.boisbunon wrote:
> Hi Lwip Users,
> I am using LWIP with a GPRS module (through PPP connection). I am wondering
> how to cleanly terminate a task in case of lost of GPRS signal.
> Indeed with the modem I'm using, I can catch GPRS connection lost event and
> in that case I'm calling ppp_sigup() API from LWIP. But in that case it
> seems the ppp thread is not terminated in a clean way (the task is not
> deleted).
> Could you please help me to correctly catch this event?

Yes, this is one of the known drawback of the PPP_INPROC_OWNTHREAD 
feature, please use only PPP_INPROC_MULTITHREADED instead with your own 
receive loop.

For information, I have removed the lwIP owned receive thread from my 
ppp-new branch because it draws much more inconvenients for (almost) no 


Attachment: signature.asc
Description: Digital signature

reply via email to

[Prev in Thread] Current Thread [Next in Thread]