linux-kernel - Re: [RFC][PATCH] fail kernel compilation in case of unresolved symbols

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Message-ID: <20060905160104.GF9173@stusta.de>
Date:	Tue, 5 Sep 2006 18:01:04 +0200
From:	Adrian Bunk <bunk@...sta.de>
To:	Sam Ravnborg <sam@...nborg.org>
Cc:	Kirill Korotaev <dev@...ru>, Andrew Morton <akpm@...l.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Andrey Mirkin <amirkin@...ru>
Subject: Re: [RFC][PATCH] fail kernel compilation in case of unresolved symbols

On Tue, Sep 05, 2006 at 05:31:59PM +0200, Sam Ravnborg wrote:
> On Tue, Sep 05, 2006 at 05:47:25PM +0400, Kirill Korotaev wrote:
> > At stage 2 modpost utility is used to check modules.
> > In case of unresolved symbols modpost only prints warning.
> > 
> > IMHO it is a good idea to fail compilation process in case of
> > unresolved symbols, since usually such errors are left unnoticed,
> > but kernel modules are broken.
> 
> The primary reason why we do not fail in this case is that building
> external modules often result in unresolved symbols at modpost time.
> 
> And there is many legitime uses of external modules that we shall support.

Is there a way we can get this only for building the kernel itself?
In this case an unresolved symbol is a real bug that should cause an 
abort of the compilation.

I'm often doing compile tests for the kernel, and the current warnings 
are too easy to miss.

> 	Sam

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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