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Re: [RFC PATCH 7/7] mac80211: fix sta_info locking

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On Sun, 23 Dec 2007 08:38:56 +0100
Johannes Berg <johannes@xxxxxxxxxxxxxxxx> wrote:

> > EIP at delay_tsc+0x22/0x50
> > [couldn't read the EBX and such, but I guess you won't care]
> 
> It'd be good to know actually, along with disassembly.
> 
> > So I guessed that locking was lacking somewhere. The following patch fixes
> > the issue for me, but I'm not sure at all that it's the right fix. Thanks.
> 
> Definitely not. If you look at the code in question, it has nothing at
> all that needs locking. It's not accessing any shared structures at all.

I now removed the lock, rebuilt my quilt tree, rebuilt mac80211 and I can't
reproduce it. I think that could have been my fault, I should have did
something wrong such as calling sta_info_put() twice or somesuch. Sorry for
the noise. Will poke you again if I happen to reproduce this.


--
Ciao
Stefano
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