Messages in this thread |  | | Subject | Re: [Rt2400-devel] 2.6.25-rc2 regression in rt61pci wireless driver | | Date | Thu, 21 Feb 2008 23:51:11 +0100 | | From | Ivo van Doorn <> |
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On Thursday 21 February 2008, Chris Vine wrote: > On Thu, 2008-02-21 at 22:51 +0100, Ivo van Doorn wrote: > > On Thursday 21 February 2008, Chris Vine wrote: > [snip] > > > Here's some further information. > > > > > > I have a fully functioning version of rt2x00-2.0.14 and mac80211 from > > > wireless-2.6/compat-wireless-2.6 of mid January which works fine on > > > kernel 2.6.24. On doing a comparison with the rt2x00 in vanilla kernel > > > 2.6.25-rc2, there are no material differences. (There was a slight > > > change in the declaration a variable in rt2x00usb.c but it is > > > immaterial.) > > > > > > I compiled up the working mid-January version of rt2x00 and mac80211 > > > under kernel 2.6.25-rc2 and I get exactly the same result as I reported > > > earlier, namely I get a kernel panic as soon as I try to associate. It > > > looks therefore as if something has changed within the remainder of the > > > kernel which has caused rt2x00 (and possibly mac80211?) to break. > > > > > > This probably explains the problem another user reported with rt61. > > > > Perhaps something similar like: > > http://bugzilla.kernel.org/show_bug.cgi?id=10058 > > in there a reference is made to the following patch: > > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.25-rc2/2.6.25-rc2-mm1/broken-out/revert-send-a-single-notification-on-device-state-changes.patch > > > > Does applying that help? > > Yes, well done. > > I have spent 20 minutes testing it and it seems to work fine (at least > as well as 2.0.14 does under kernel 2.6.24). The rate control algorithm > seems to work better as well, but that is probably a mac80211 thing.
Excellent, I am currently updating rt2x00.git from wireless-testing to get the above mentioned patch into the repository.
Ivo
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