[openib-general] Re: RMPP

Sean Hefty mshefty at ichips.intel.com
Wed May 4 14:02:16 PDT 2005


Hal Rosenstock wrote:
> On Wed, 2005-05-04 at 16:45, Sean Hefty wrote:
> 
>>Hal Rosenstock wrote:
>>
>>>I also see the padding on the last segment of
>>>a multipacket send not cleared (I integrated the part of your patch
>>>relating to the pad calculation).
>>
>>I ran some tests, and didn't see any cases where the padding wasn't zero. 
>>The RMPP code doesn't touch the padding itself, and create_send should 
>>allocate it zeroed.  Are you using an analyzer and seeing that it's not zeroed?
> 
> 
> Yes. I stating this from what I see on the IB "wire".

I think my tests were just lucky...  It looks like create_send_mad zeros 
only the top portion of the data buffer.

- Sean




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