Re: [PATCH net-next] sctp: define sctp_packet_gso_append to build GSO frames

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From: Neil Horman <nhorman@xxxxxxxxxxxxx>
Date: Wed, 13 Jun 2018 20:46:43 -0400

> Do you have any performance numbers to compare with and without this
> patch?  Adding a function like this implies that any fixes that go
> into skb_gro_receive now need to be evaluated for this function too,
> which means theres an implied overhead in maintaining it.  If we're
> signing up for that, I'd like to know that theres a significant
> performance benefit.

Neil, I asked Xin and Marcelo to do this.

There is no reason for GSO code to use a GRO helper.

And this is, in particular, blocking some skb_gro_receive() surgery
I plan to perform.
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