netdev - Re: using software TSO on non-TSO capable netdevices

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Date:	Sun, 3 Aug 2008 16:55:53 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	David Miller <davem@...emloft.net>
Cc:	bhutchings@...arflare.com, buytenh@...tstofly.org,
	netdev@...r.kernel.org, akarkare@...vell.com, nico@....org,
	dale@...nsworth.org
Subject: Re: using software TSO on non-TSO capable netdevices

On Sun, Aug 03, 2008 at 01:19:45AM -0700, David Miller wrote:
>
> I would start hacking on this beast but I haven't yet come up with
> a clean way to share a lot of code with the existing sw GSO engine.
> That's the key to implementing this properly.

I think it's doable.  We could refactor the software GSO so that
it spits out one fragment at a time and the output could either
be written to some memory provided by the caller or fed through
a callback.

BTW, loner term we should start thinking about breaking the 64K
barrier.

Cheers,
-- 
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@...dor.apana.org.au>
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