linux-kernel - Re: [patch 1/5] Staging: VME Framework for the Linux Kernel

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Message-ID: <20090810162624.GA25298@mediacenter>
Date:	Mon, 10 Aug 2009 11:26:24 -0500
From:	Shawn Bohrer <shawn.bohrer@...il.com>
To:	Martyn Welch <martyn.welch@...anuc.com>
Cc:	"Emilio G. Cota" <cota@...ap.org>, Greg K-H <gregkh@...e.de>,
	linux-kernel@...r.kernel.org, devel@...uxdriverproject.org,
	Sebastien Dugue <sebastien.dugue@...l.net>
Subject: Re: [patch 1/5] Staging: VME Framework for the Linux Kernel

On Mon, Aug 10, 2009 at 04:53:39PM +0100, Martyn Welch wrote:
> Emilio G. Cota wrote:
>> Martyn Welch wrote:
>>   
>>> Emilio G. Cota wrote:
>>>     
>>>> - semaphores? isn't it screaming for mutexes?
>>>>       
>>> The semaphores are initialized in mutex mode.
>>>     
>>
>> I know, but then please use mutexes.
>>
>>   
> I'm clearly missing something here - can you provide me with an example?

The kernel now has native mutexes so there is no need to use semaphores
as mutexes.  Take a look at:

kernel/mutex.c

--
Shawn
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