linux-kernel - Re: [RFC 6/7] Use an external declaration in exit.c for fs

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Message-ID:  <slrneltauh.dd3.olecom@flower.upol.cz>
Date:	Sat, 18 Nov 2006 06:37:19 +0000 (UTC)
From:	Oleg Verych <olecom@...wer.upol.cz>
To:	linux-kernel@...r.kernel.org
Subject:  Re: [RFC 6/7] Use an external declaration in exit.c for fs_cachep

On 2006-11-18, Stephen Rothwell wrote:
[]
>> --- linux-2.6.19-rc5-mm2.orig/kernel/exit.c	2006-11-15 16:48:11.485511089 -0600
>> +++ linux-2.6.19-rc5-mm2/kernel/exit.c	2006-11-17 23:04:09.764530373 -0600
>> @@ -48,6 +48,8 @@
>>  #include <asm/pgtable.h>
>>  #include <asm/mmu_context.h>
>>
>> +extern kmem_cache_t *fs_cachep;
>
> You know what I am going to say, right? :-)

I know, externs must be in headers. Please, explain why.

TIA.
____

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