netdev - Re: [PATCH v2 net-next] net: introduce gro_frag_list

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Date:	Wed, 30 Oct 2013 12:09:49 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	David Miller <davem@...emloft.net>, christoph.paasch@...ouvain.be,
	netdev@...r.kernel.org, hkchu@...gle.com, mwdalton@...gle.com
Subject: Re: [PATCH v2 net-next] net: introduce gro_frag_list_enable sysctl

On Wed, Oct 30, 2013 at 12:08:18PM +0800, Herbert Xu wrote:
> On Tue, Oct 29, 2013 at 09:06:52PM -0700, Eric Dumazet wrote:
> >
> > I am not sure 64K GRO packets that must be segmented are going to be
> > faster than 22K packets without segmentation at all (TSO path on xmit)
> 
> Indeed that is a tough call, but I think conceptually the 64K
> case is much nicer than a sysctl that gets magically turned off.

Also at some point we'll want to do >64K GRO/GSO too so we'll
have to face this complexity one day.

Cheers,
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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