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Re: [PATCH 3/4] mac80211: Improve error handling for off-channel operation

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On Wed, 2013-02-06 at 23:26 +0100, Johannes Berg wrote:
> On Wed, 2013-02-06 at 16:20 -0600, Seth Forshee wrote:
> 
> > > > I'd considered trying to expand this to check whether or not the frame
> > > > was acked -- in fact just today I captured a trace where the AP didn't
> > > > ack the frame but the STA went off-channel anyway. I'm not sure how to
> > > > implement that yet, and haven't found time to look into it.
> > > 
> > > It means waiting for the TX status from the driver, which might not
> > > really come with all drivers at all, making it somewhat tricky in
> > > general.
> > > 
> > > Anyway my point is that this doesn't really help all that much, and
> > > patch 1 and 3 together is a lot of churn ...
> > 
> > Fair enough. If you want I can drop those and resend 2 and 4, because
> > they do fix real problems.
> 
> Please. I'll quickly go over them for comments first. I was going to say
> I can apply them but I don't think they'll compile :)

Actually they look fine. I thought the purge queue thing was weird but
it's necessary, just wasn't obvious to me right now.

johannes

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