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Date: Thu, 09 Nov 2000 16:02:43 -0500
From: Jeff Garzik <jgarzik@mandrakesoft.com>
Organization: MandrakeSoft
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CC: Brian Gerst <bgerst@didntduck.org>,
        Linux kernel <linux-kernel@vger.kernel.org>
Subject: Re: Module open() problems, Linux 2.4.0
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"Richard B. Johnson" wrote:
> I suppose. Look at what you just stated! This means that a reported
> value is now worthless.
> 
> To restate, somebody decided that we didn't need this reported value
> anymore. Therefore, it is okay to make it worthless.
> 
> I don't agree. The De-facto standard has been that the module usage
> count is equal to the open count. This became the standard because
> of a long established history.
> 
> This is one of the tools we use to verify that an entire system
> is functioning properly. Now, somebody decided that I didn't need
> this tool.

You assumed the module count == device open count, when that was in fact
never the case.  The 2.4.x kernel changes merely shattered false
assumptions you held on your part.

The kernel thread example I described in my last e-mail holds true for
kernel 2.2.x as well, maybe 2.0.x too.

	Jeff


-- 
Jeff Garzik             |
Building 1024           | Would you like a Twinkie?
MandrakeSoft            |
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