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RE: [lwip-devel] UDP - transmission inefficiences


From: Bill Auerbach
Subject: RE: [lwip-devel] UDP - transmission inefficiences
Date: Wed, 13 Jan 2010 17:33:00 -0500

If that was the only change, I don't see how that can be.  I can't think of
a case where inlining code could be slower.  I could see perhaps a
negligible change, but not slower.  Maybe someone else knows the platform
and can make more sense of this than I can.

Bill

>-----Original Message-----
>From: address@hidden
>[mailto:address@hidden On
>Behalf Of bobbyb
>Sent: Wednesday, January 13, 2010 3:27 PM
>To: address@hidden
>Subject: Re: [lwip-devel] UDP - transmission inefficiences
>
>
>Platform: xilinx virtex 5 fpga
>
>I actually saw about a 5% decrease in throughput. Any ideas as to why
>this
>might be?
>
>
>
>Simon Goldschmidt wrote:
>>
>> bobbyb wrote:
>>>
>>> Could you please provide a link to where I can find your patch. I'm
>>> kinda new
>>> to this forum and am having trouble locating it. Thanks!
>> Go to the savannah bug tracker and open the entry Bill has just
>created:
>> http://savannah.nongnu.org/patch/?7060
>>
>> Then scroll down until you see the link to file #19459:
>>   ipinlinechecksum.diff
>> <https://savannah.nongnu.org/patch/download.php?file_id=19459>
>>
>>
>> Simon
>>>
>>>
>>> Bill Auerbach wrote:
>>>>
>>>> I just posted a patch which will give you this inline ip checksum.
>>>>
>>>> If you're benchmarking, please let us know the platform and speed
>>>> improvement you see.
>>>>
>>>> Bill
>>
>>
>>
>> _______________________________________________
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>> http://lists.nongnu.org/mailman/listinfo/lwip-devel
>>
>>
>
>--
>View this message in context: http://old.nabble.com/UDP---transmission-
>inefficiences-tp23932771p27151366.html
>Sent from the lwip-devel mailing list archive at Nabble.com.
>
>
>
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