netdev - Re: [PATCH v4 bpf-next 2/3] netfilter: add bpf_xdp_flow

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Message-ID: <CAADnVQJ_Wur5bmMsgOC7YvZ-D5GNzO9Fm2_4=L3eYkuQVpcg8g@mail.gmail.com>
Date: Wed, 29 May 2024 14:53:03 -0700
From: Alexei Starovoitov <alexei.starovoitov@...il.com>
To: Lorenzo Bianconi <lorenzo@...nel.org>
Cc: bpf <bpf@...r.kernel.org>, Pablo Neira Ayuso <pablo@...filter.org>, 
	Jozsef Kadlecsik <kadlec@...filter.org>, "David S. Miller" <davem@...emloft.net>, 
	Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, 
	netfilter-devel <netfilter-devel@...r.kernel.org>, 
	Network Development <netdev@...r.kernel.org>, Alexei Starovoitov <ast@...nel.org>, 
	Daniel Borkmann <daniel@...earbox.net>, Andrii Nakryiko <andrii@...nel.org>, 
	Martin KaFai Lau <martin.lau@...ux.dev>, Eddy Z <eddyz87@...il.com>, 
	Lorenzo Bianconi <lorenzo.bianconi@...hat.com>, Toke Høiland-Jørgensen <toke@...hat.com>, 
	Florian Westphal <fw@...len.de>, Jesper Dangaard Brouer <hawk@...nel.org>, Simon Horman <horms@...nel.org>, donhunte@...hat.com, 
	Kumar Kartikeya Dwivedi <memxor@...il.com>
Subject: Re: [PATCH v4 bpf-next 2/3] netfilter: add bpf_xdp_flow_lookup kfunc

On Wed, May 29, 2024 at 6:04 AM Lorenzo Bianconi <lorenzo@...nel.org> wrote:
>
> Introduce bpf_xdp_flow_lookup kfunc in order to perform the lookup
> of a given flowtable entry based on a fib tuple of incoming traffic.
> bpf_xdp_flow_lookup can be used as building block to offload in xdp
> the processing of sw flowtable when hw flowtable is not available.
>
> Acked-by: Kumar Kartikeya Dwivedi <memxor@...il.com>
> Signed-off-by: Lorenzo Bianconi <lorenzo@...nel.org>

lgtm
Waiting for the Ack from netfilter folks...

So we can land it through bpf-next and pass it to net-next
a week or so later.