[openib-general] Re: RMPP Message Format Errors

Sean Hefty sean.hefty at intel.com
Mon Aug 29 08:48:45 PDT 2005


>> In my interpretation, partial data is indicated by the PayloadLength field in
>> the last segment only.  It's quite possible that my interpretation is
>incorrect,
>> in which case the calculation in the RMPP code is off.
>I agree the text might be missing an example or two for clarification.
>Anyway, we probably can use the IB Analyzer as the ultimate
>interpretation test. Note that there are IB implementations that uses
>the first segment payload length as the source of packet length and
>count on it to represent the correct DATA length.
>
>We can take your interpretation to discussion in the IBTA MGTWG for
>further discussion.
>Is the effort for fixing it big?

It's not a big deal to change it.  If the common interpretation is to only
include the partial data size, I will change it.

- Sean




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