Yes thanks a lot Sent from my iPhone
> On Aug 14, 2018, at 8:27 PM, [email protected] wrote: > > Hi Amena, > > I don't remember the exact details for the copy, but it may have been related > to: > > - the input/output pbufs are sometimes allocated from different sources > - it's possible the output pbuf needs to be buffered (e.g. if neighbor > discovery is required before the response) > - I believe there could be different IPv6 option headers in req and resp and > bring alignment issues > > I know I tested no-copy at the time it was developed and run into some > problem. Hope this gives you a hint if you're investigating. > > Regards, > Ivan > > >> On 2018-08-14 10:00, [email protected] wrote: >> Send lwip-users mailing list submissions to >> [email protected] >> To subscribe or unsubscribe via the World Wide Web, visit >> https://lists.nongnu.org/mailman/listinfo/lwip-users >> or, via email, send a message with subject or body 'help' to >> [email protected] >> You can reach the person managing the list at >> [email protected] >> When replying, please edit your Subject line so it is more specific >> than "Re: Contents of lwip-users digest..." >> Today's Topics: >> 1. icmp6 (Amena El Homsi) >> 2. Re: icmp6 ([email protected]) >> 3. Re: LwIP RAW + Zynq - Unresponsive Tx path when Rx is active >> (Nenad Pekez) >> 4. Re: icmp6 (Amena El Homsi) >> ---------------------------------------------------------------------- >> Date: Tue, 14 Aug 2018 15:49:57 +0300 >> From: Amena El Homsi <[email protected]> >> To: Mailing list for lwIP users <[email protected]> >> Subject: [lwip-users] icmp6 >> Message-ID: >> <CALEf8F3jNo=bbbd1ivwg6g7abe3bs08075hadf--nr_gcm-...@mail.gmail.com> >> Content-Type: text/plain; charset="utf-8" >> Hi, >> When we receive an echo request using IPv6, LwIP copies the request to new >> pbuf to send the reply. >> Why LwIP doesn't use the echo request pbuf, instead of allocating a new one >> (as what LwIP does when replying to IPv4 echo requests)? >> Thanks in advance. >> -- >> Amena El-Homsi >> Computer & Communication Engineer >> Dipl. Eng, M.S. > > _______________________________________________ > lwip-users mailing list > [email protected] > https://lists.nongnu.org/mailman/listinfo/lwip-users _______________________________________________ lwip-users mailing list [email protected] https://lists.nongnu.org/mailman/listinfo/lwip-users
