netdev - Re: [PATCH bpf-next v3 2/6] netfilter: bpf: Support BPF_F_NETFILTER_IP

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Date: Fri, 7 Jul 2023 22:17:47 +0200
From: Florian Westphal <fw@...len.de>
To: Daniel Xu <dxu@...uu.xyz>
Cc: ast@...nel.org, kuba@...nel.org, daniel@...earbox.net,
	davem@...emloft.net, edumazet@...gle.com, kadlec@...filter.org,
	andrii@...nel.org, pabeni@...hat.com, pablo@...filter.org,
	fw@...len.de, martin.lau@...ux.dev, song@...nel.org, yhs@...com,
	john.fastabend@...il.com, kpsingh@...nel.org, sdf@...gle.com,
	haoluo@...gle.com, jolsa@...nel.org, bpf@...r.kernel.org,
	linux-kernel@...r.kernel.org, netfilter-devel@...r.kernel.org,
	coreteam@...filter.org, netdev@...r.kernel.org, dsahern@...nel.org
Subject: Re: [PATCH bpf-next v3 2/6] netfilter: bpf: Support
 BPF_F_NETFILTER_IP_DEFRAG in netfilter link

Daniel Xu <dxu@...uu.xyz> wrote:
> This commit adds support for enabling IP defrag using pre-existing
> netfilter defrag support. Basically all the flag does is bump a refcnt
> while the link the active. Checks are also added to ensure the prog
> requesting defrag support is run _after_ netfilter defrag hooks.
> 
> Signed-off-by: Daniel Xu <dxu@...uu.xyz>

Reviewed-by: Florian Westphal <fw@...len.de>