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SubjectRe: ath9k crash 3.2-rc7
From
2012/1/18 MR <g7af0ec1e3ea1e7b1@nextmail.ru>:
>  >  > Turned out I got lucky previous time.
>  >  >
>  > >This time I went to the other AP, spent some time under it, roamed
> back
>  > and
>  >  >
>  >  >WiFi didn't disappear. I didn't even lose XMPP connections in the
>  > process.
>  >  >
>  >  >
>  >  >Maybe debug printing (which prints a lot) managed to introduce some
>  > extra
>  >  > delays into some race condition.
>  >  >
>  > > I hope I will have time to test this more on Monday. Tomorrow I will
> be
>  >
>  >  > using WiFi less than usual.
>  >
>  >Now I went a few time back and forth, spent a lot of time under
> previously
>  >
>  > risky AP and still there are no problems..
>  >
>  > I wonder if maybe a congested AP could help.. But unclear how to obtain
>  > that quickly and reliably.
>
> Even with debugging off WiFi works reliably across different conditions.
>

you can test frequent roaming with the attached script. also you can
test roaming, after enabling ASPM(attached script, courtesy: Luis)
please completely read and understand
http://linuxwireless.org/en/users/Documentation/ASPM
incorrect tweak may cause hardware issues.

--
shafi
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