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Re: [PATCH 5/5] mac80211: set NETIF_F_LLTX when using intermediate tx queues

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On Tue, Apr 16, 2019 at 09:13:16PM +0200, Johannes Berg wrote:
>
> I'm not sure how they'd even realize this, other than packets getting
> dropped? Which of course we do here as well, we didn't invent something
> that let's us expand memory arbitrarily ;-)

They rely on the queueing mechanism providing feedback via an
error return value when the queue becomes full.  From my cursory
look at net/mac80211 you seem to be always returning success in
ieee80211_subif_start_xmit.

Cheers,
-- 
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt



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