Hello, On Thu, Apr 10, 2014 at 08:44:43PM +0200, S G wrote: > > Sylvain Rochet wrote: > > PPPoE use PBUF_LINK, PPPoL2TP use PBUF_TRANSPORT, PPPoS use PBUF_RAW, it > > all makes sense at first sight and IP forwarding should work for PPPoE > > and PPPoL2TP. Maybe we should allocate a PBUF_LINK for PPPoS as well. > > That would be a good idea for the forwarding case, I guess. However, > for ppp rx only, RAM would be wasted. But it should probably fix the > current issue.
I put the PPP header into the allocated space for PBUF_LINK if there is enough space to do so, for a 14 byte PBUF_LINK_HEADER this is 12 bytes of RAM wasted for NO_SYS=1, and 8 bytes for NO_SYS=0 with 32 bits pointers, for me this is an acceptable outcome. Sylvain
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