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Re: [RFC 3/3] mac80211: support bpf monitor filter

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On Wed, 2017-04-12 at 13:07 +0200, Johannes Berg wrote:
> 
>  struct ieee80211_if_mntr {
>  	u32 flags;
> 
[...]
+	bool deliver;

That's ... broken for multi-queue RX. I haven't really found a good
other way to do it. The best way will likely be to copy the SKB the
first time it's needed, build the radiotap header, and then keep a
reference to it to be able to clone it later if it's needed again.

johannes



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