linux-kernel - Re: [PATCH net-next v5 00/19] xdp: a fistful of generic changes (+libeth

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Message-ID: <63df7a6a-bb4a-410d-9060-be47c9d9a157@intel.com>
Date: Tue, 19 Nov 2024 13:06:56 +0100
From: Alexander Lobakin <aleksander.lobakin@...el.com>
To: Jakub Kicinski <kuba@...nel.org>
CC: "David S. Miller" <davem@...emloft.net>, Eric Dumazet
	<edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>,
	Toke Høiland-Jørgensen <toke@...hat.com>, "Alexei
 Starovoitov" <ast@...nel.org>, Daniel Borkmann <daniel@...earbox.net>, "John
 Fastabend" <john.fastabend@...il.com>, Andrii Nakryiko <andrii@...nel.org>,
	Maciej Fijalkowski <maciej.fijalkowski@...el.com>, Stanislav Fomichev
	<sdf@...ichev.me>, Magnus Karlsson <magnus.karlsson@...el.com>,
	<nex.sw.ncis.osdt.itp.upstreaming@...el.com>, <bpf@...r.kernel.org>,
	<netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH net-next v5 00/19] xdp: a fistful of generic changes
 (+libeth_xdp)

From: Jakub Kicinski <kuba@...nel.org>
Date: Fri, 15 Nov 2024 18:43:01 -0800

> On Wed, 13 Nov 2024 16:24:23 +0100 Alexander Lobakin wrote:
>> Part III does the following:
>> * does some cleanups with marking read-only bpf_prog and xdp_buff
>>   arguments const for some generic functions;
>> * allows attaching already registered XDP memory model to Rxq info;
>> * allows mixing pages from several Page Pools within one XDP frame;
>> * optimizes &xdp_frame structure and removes no-more-used field;
>> * adds generic functions to build skbs from xdp_buffs (regular and
>>   XSk) and attach frags to xdp_buffs (regular and XSk);
>> * adds helper to optimize XSk xmit in drivers;
>> * extends libeth Rx to support XDP requirements (headroom etc.) on Rx;
>> * adds libeth_xdp -- libeth module with common XDP and XSk routines.
> 
> This clearly could be multiple series, please don't go over the limit.

Sorta.
I think I'll split it into two: changing the current logic + adding new
functions and libeth_xdp. Maybe I could merge the second one with the
Chapter IV, will see.

Thanks,
Olek