On Tue, 2007-09-11 at 12:52 +0200, Michael Buesch wrote: > On Tuesday 11 September 2007 12:29:56 Johannes Berg wrote: > > On Tue, 2007-09-11 at 12:20 +0200, Michael Buesch wrote: > > > > > What about the following: > > > We have a "the packet failed" IRQ. so we know that if that didn't > > > raise for a packet, it must have succeed. > > > So currently we already maintain a queue of TX packets. What about > > > changing the handling of this queue? Instead of dropping (and > > > telling mac80211 success) on an ACK RX, simply do a timeout. > > > We can calculate the time (plus some additional msecs to be sure) > > > by when an ACK must have arrived, no? > > > > That's tricky though, because multiple retry rates mean that it can > > possibly take quite a while for the packet to go through. And ath5k > > wants to support up to 7 different rates for each packet. > > I'm only talking about zd, though. Yeah, but that means the driver should implement it because it has much less problems getting the heuristics right. johannes
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