On Mon, Oct 30, 2006 at 01:06:14PM +0200, Erki Malling wrote: > I'm running Canyon CN-WF511 wireless PCI card (Ralink RT2561S) > in hostap mode in my 30m2 flat, serving one laptop next room. > The wireless quality has always been less than stellar, even > when few meters from the OpenBSD box antenna. But it works for > reading mail and news and thats all that matters in this case. > > Unfortunately, after updating last week (I'm following -current) > things got a bit worse. When in the same room with the AP, it works > as craptastically as before, but further away (say 5 meters and a > concrete wall between) things slowly cripple to the point when laptop > can't even find the AP. > > Long story short, looks like this update is to blame here: > > replace rssadapt(9) with amrr for automatic rate control. > as a side-effect, this should fix all the "bogus xmit rate" panics > users have been complaining about for some time when operating in > HostAP mode. > > I grabbed previous versions of relevant files from cvsweb and > rebuilt the kernel. > > Things work well now.
I am having exactly the same problem. As you stated, backing out the AMMR commit fixes it. In case more people are seeing this, here is a diff that does the backout, for testing purposes: http://www2.par.inf.puc-rio.br/~pedro/ral-backout.diff -p.
