# Re: \[PATCH RFC v3 0/5\] Support fraglist GRO/GSO

- From: Or Gerlitz \<hidden\>
- Date: 2019-09-19 12:38:01 
- List: netdev
- Page: https://ratatoskr.run/netdev/2019/09/11147959
- Thread: https://ratatoskr.run/netdev/2019/09/11147879/t.md

```text
On Wed, Sep 18, 2019 at 2:48 PM Steffen Klassert
[ref] wrote:
> This patchset adds support to do GRO/GSO by chaining packets
> of the same flow at the SKB frag_list pointer. This avoids
> the overhead to merge payloads into one big packet, and
> on the other end, if GSO is needed it avoids the overhead
> of splitting the big packet back to the native form.
>
> Patch 1 Enables UDP GRO by default.
>
> Patch 2 adds a netdev feature flag to enable listifyed GRO,
> this implements one of the configuration options discussed
> at netconf 2019.
[..]

The slide say that linked packets travel together though the stack.

This sounds somehow similar to the approach suggested by Ed
for skb lists. I wonder what we can say on cases where each of the
approaches would function better.

Or.
```