linux-kernel - Re: [PATCH RFC] [1/9] Core module symbol namespaces code and intro.

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Message-ID: <20071127210942.GF3406@stusta.de>
Date:	Tue, 27 Nov 2007 22:09:42 +0100
From:	Adrian Bunk <bunk@...nel.org>
To:	Dave Jones <davej@...hat.com>,
	Stephen Hemminger <shemminger@...ux-foundation.org>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Roland Dreier <rdreier@...co.com>, Andi Kleen <ak@...e.de>,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	sam@...nborg.org
Subject: Re: [PATCH RFC] [1/9] Core module symbol namespaces code and intro.

On Tue, Nov 27, 2007 at 02:00:37PM -0500, Dave Jones wrote:
> On Mon, Nov 26, 2007 at 10:25:33AM -0800, Stephen Hemminger wrote:
>  
>  > 1) Why is everyone so concerned that export symbol space is large?
>  > 	- does it cost cpu or running memory?
>  > 	- does it cause bugs?
>  > 	- or are you just worried about "evil modules"?
> 
> To clarify something here, by "evil", don't necessarily think "binary only". 
> 
> Out of tree modules are frequently using symbols that they shouldn't be.
> Because they get no peer-review here, they 'get away with it' for the most part.
> Until distro vendors push rebased kernel updates that removed exports that
> should never have been exported, and suddenly people like me get bombed
> with "Fedora broke my xyz driver" mails.
>...

The real problem is that these drivers are not in the upstream kernel.

Are there common reasons why these drivers are not upstream?

> 	Dave

cu
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed

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