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From: Olivier MATZ <olivier.matz-pdR9zngts4EAvxtiuMwx3w@public.gmane.org>
Subject: Re: TSO with chained imbues
Date: Mon, 29 Dec 2014 09:49:28 +0100
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To: Gal Sagie <gal.sagie-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, "<dev-VfR2kkLFssw@public.gmane.org>" <dev-VfR2kkLFssw@public.gmane.org>
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Hi Gal,

On 12/25/2014 04:55 PM, Gal Sagie wrote:
> Does the TSO offload option works for chained mbufs?
> What i mean is, if i have a chain representing a big TCP buffer, and i only
> set the first mbuf with
> TSO flags and tso_segsz (mss) and L4 size, will that work ? (or only
> applied on the first mbuf)

This should work indeed.
In a mbuf chain, only the first mbuf carries the flags for the
whole chain.

Regards,
Olivier