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

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Message-Id: <1211900915.18130.251.camel@localhost.localdomain>
Date:	Tue, 27 May 2008 08:08:35 -0700
From:	Daniel Walker <dwalker@...sta.com>
To:	Dan Williams <dcbw@...hat.com>
Cc:	Matthew Wilcox <matthew@....cx>, linville@...driver.com,
	rusty@...tcorp.com.au, 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 Tue, 2008-05-27 at 09:48 -0400, Dan Williams wrote:
> 
> Yeah, that might be the right way to go.  If you want to jump into the
> driver, feel quite free, but I don't think you need to go into too much
> detail with it.  Your overall behavior analysis is right on the mark
> already.

I think we could just remove the trylock from the interrupt case, and
always force the wake_up_interruptible(&priv->thr_wait) case. It looks
like the trylocking is just an optimization to save a wakeup ..

Daniel

 

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