Re: [PATCH 2/2] mac80211: Monitor mode radiotap-based packet injection

[Andy Green <andy@warmcat.com>]

Andy Green wrote:

> However when I went on to look at leveraging that to find out if the 
> originating interface was in Monitor mode, it seems that it might be a 
> little bit more expensive to do that -- and it would have to be done for 
> every tx packet in order to find out if it was injected.  By contrast 
> with the currently proposed staged system at each level the information 
> is always available without processing, and the overhead for the common 
> case where the packet was not injected is just testing if the if type 
> was monitor, and then later testing a bit in flags that are already 
> available.
> 
>  From looking around the existing code, it seems something like this is 
> called for to use the ifindex instead:

Ha, ignore this, Michael's method works just with what is to hand.  Try 
#3 coming up.

-Andy