Re: zero-copy TCP

From: Jes Sorensen (
Date: Mon Sep 04 2000 - 09:51:04 EST

>>>>> "Richard" == Richard Gooch <> writes:

Richard> Andrew Morton writes:
>> All of them except the 3c905 provide hardware Rx and Tx
>> checksumming of IP, TCP and UDP headers. No 64 bit addressing
>> support.

Richard> And does the driver support it? Has anyone benchmarked the
Richard> performance difference (if any)?

There isn't much gain from using it when we can't do zero copy xmits
in the first place. It might be worth enabling for receive though.

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