linux-kernel - Re: [PATCH v2] tcp: splice as many packets as possible at once

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Message-ID: <m3skmubktj.fsf@ursa.amorsen.dk>
Date:	Wed, 04 Feb 2009 10:41:44 +0100
From:	Benny Amorsen <benny+usenet@...rsen.dk>
To:	David Miller <davem@...emloft.net>
Cc:	herbert@...dor.apana.org.au, zbr@...emap.net, jarkao2@...il.com,
	w@....eu, dada1@...mosbay.com, ben@...s.com, mingo@...e.hu,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	jens.axboe@...cle.com
Subject: Re: [PATCH v2] tcp: splice as many packets as possible at once

David Miller <davem@...emloft.net> writes:

> From: Herbert Xu <herbert@...dor.apana.org.au>

>> Granted copying sucks, but this is really because the underlying
>> hardware is badly designed.  Also copying is way better than
>> not receiving at all due to memory fragmentation.
>
> This scheme sounds very reasonable.

Would it be possible to add a counter somewhere for this, or is that
too expensive?


/Benny

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