From: Nick Piggin <nickpiggin@yahoo.com.au>
To: Andrew Morton <akpm@osdl.org>
Cc: Christoph Lameter <clameter@sgi.com>,
linux-mm@kvack.org, Linus Torvalds <torvalds@osdl.org>
Subject: Re: Slab: Remove kmem_cache_t
Date: Wed, 29 Nov 2006 16:41:22 +1100 [thread overview]
Message-ID: <456D1D82.3060001@yahoo.com.au> (raw)
In-Reply-To: <20061128200619.67080e11.akpm@osdl.org>
Andrew Morton wrote:
> On Wed, 29 Nov 2006 15:42:44 +1100
> Nick Piggin <nickpiggin@yahoo.com.au> wrote:
>
>
>>So what exactly is wrong with
>>a kmem_cache_t declaration in include files, then?
>
>
> a) it's a typedef and
>
> b) it's a typedef, and you cannot forward-declare typedefs. We've hit this
> a couple of times. Header files need to include slab.h just to be able to do
>
> extern kmem_cache_t *wozzle;
So why doesn't
typedef struct kmem_cache kmem_cache_t;
extern kmem_cache_t *wozzle;
work?
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next prev parent reply other threads:[~2006-11-29 5:41 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-29 2:49 Christoph Lameter
2006-11-29 3:06 ` Andrew Morton
2006-11-29 4:06 ` Nick Piggin
2006-11-29 3:32 ` Christoph Lameter
2006-11-29 4:42 ` Nick Piggin
2006-11-29 3:48 ` Nick Piggin
2006-11-29 4:06 ` Andrew Morton
2006-11-29 4:38 ` Linus Torvalds
2006-11-29 5:51 ` Nick Piggin
2006-11-29 15:48 ` Linus Torvalds
2006-11-30 1:40 ` Nick Piggin
2006-11-30 1:59 ` Linus Torvalds
2006-11-30 2:14 ` Nick Piggin
2006-11-30 2:37 ` Linus Torvalds
2006-11-30 2:51 ` Nick Piggin
2006-11-29 6:21 ` Nick Piggin
2006-11-29 16:11 ` Linus Torvalds
2006-11-29 5:41 ` Nick Piggin [this message]
2006-11-29 6:24 ` Andrew Morton
2006-11-29 6:41 ` Nick Piggin
2006-11-29 7:08 ` Andrew Morton
2006-11-29 7:23 ` Nick Piggin
2006-11-29 7:41 ` Andrew Morton
2006-11-29 8:04 ` Nick Piggin
2006-11-29 16:23 ` Linus Torvalds
2006-11-30 1:44 ` Nick Piggin
2006-11-29 19:16 ` Christoph Lameter
2006-11-29 8:50 ` Peter Zijlstra
2006-11-29 19:27 ` Christoph Lameter
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