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Re: [lwip-users] lwip_sendto hanging with lwip 2.0


From: Dirk Ziegelmeier
Subject: Re: [lwip-users] lwip_sendto hanging with lwip 2.0
Date: Wed, 25 Jan 2017 07:48:28 +0100

Calling sys_timeout() results in send_actual_pkt being called back from TCPIP thread. You must not call sequencial style functions from TCPIP thread.

http://www.nongnu.org/lwip/2_0_0/group__sequential__api.html says: "More overhead, but can be called from any thread except TCPIP thread."​

Dirk


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