linux-kernel - Re: [PATCH] net: wireless: airo semaphore to mutex

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Message-Id: <200805271117.23051.rusty@rustcorp.com.au>
Date:	Tue, 27 May 2008 11:17:22 +1000
From:	Rusty Russell <rusty@...tcorp.com.au>
To:	Michal Schmidt <mschmidt@...hat.com>
Cc:	Daniel Walker <dwalker@...sta.com>, linville@...driver.com,
	matthew@....cx, mingo@...e.hu, linux-kernel@...r.kernel.org,
	linux-wireless@...r.kernel.org, arjan@...radead.org
Subject: Re: [PATCH] net: wireless: airo semaphore to mutex

On Tuesday 27 May 2008 03:29:14 Michal Schmidt wrote:
> Mutexes are not allowed in interrupt context, not even mutex_trylock.

As an aside, does anyone know why?  I know the documentation says so, but it 
wasn't immediately obvious to me.  I asked before to no response...

Thanks,
Rusty.
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