Re: ath9k seems to be broken on 2.6.30-rc4 with a macbook pro

From: Luis R. Rodriguez
Date: Tue May 12 2009 - 19:47:56 EST




On Tue, May 12, 2009 at 1:04 PM, Justin Mattock <justinmattock@xxxxxxxxx> wrote:
>
>
> On Tue, May 12, 2009 at 10:46 AM, Evgeni Golov <sargentd@xxxxxxxxxxxx> wrote:
>> On Tue, 12 May 2009 07:28:04 -0700 Justin Mattock wrote:
>>
>>> > Same here with 2.6.30-rc4, b43 and either Cisco (MAC-Addr starts with
>>> > 00:40:96) or HP ProCurve (??? - they do WiFi? - MAC-Addr starts with
>>> > 00:1F:FE) APs. No encryption, quite noisy environment (University).
>>> >
>>> > No problem with ipw2200 (actually 2915) in the same hardware (Thinkpad
>>> > X31). Neither with the b43 and a standard Linksys WRT54GL (in the same!
>>> > noisy university-env).
>>> >
>>> > Regards
>>> > Evgeni
>>> >
>>> >
>>>
>>> are you able to connect?
>>> (or is the connection connecting but really
>>> poor quality?)
>>> over here 2.6.29-rc8 connects like
>>> theirs no tomorrow, as soon as
>>> I throw in 2.6.30-rc4 it just dead(although
>>> on some accounts I did get some kind of
>>> reaction, but not much, just what I see in dmesg).
>>
>> 2.6.29: fairly stable, even if not as good as with an intel card.
>> 2.6.30-rc4: tons of timeouts, may connect 1 in 100 tries, connection
>> will drop after some (short) time.
>>
>> --
>> Bruce Schneier Fact Number 79:
>> Bruce Schneier once decrypted a box of AlphaBits.
>>
>
> O.K. after trial and error reverting this:
> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=47afbaf5af9454a7a1a64591e20cbfcc27ca67a8;hp=853da11b94e674445e93660f47a5f0aeeea09623
>
> brings life back to the macbook with 2.6.30-rc4
> (not sure about the iphone anomaly though, I'll keep
> an eye on that)

Odd.. are you changing TX power through wext? Because that 47afbaf5
should only make a difference when using manual tx power setting.

Luis

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