linux-kernel - Re: [RFC PATCH 4/4] kmemtrace: SLOB hooks.

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Date:	Tue, 22 Jul 2008 15:53:55 -0500
From:	Matt Mackall <mpm@...enic.com>
To:	Eduard - Gabriel Munteanu <eduard.munteanu@...ux360.ro>
Cc:	penberg@...helsinki.fi, cl@...ux-foundation.org,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	rdunlap@...otime.net
Subject: Re: [RFC PATCH 4/4] kmemtrace: SLOB hooks.


On Tue, 2008-07-22 at 21:36 +0300, Eduard - Gabriel Munteanu wrote:
> This adds hooks for the SLOB allocator, to allow tracing with kmemtrace.
> 
> Signed-off-by: Eduard - Gabriel Munteanu <eduard.munteanu@...ux360.ro>
> ---
>  include/linux/slob_def.h |    9 +++++----
>  mm/slob.c                |   37 +++++++++++++++++++++++++++++++------
>  2 files changed, 36 insertions(+), 10 deletions(-)
> 
> diff --git a/include/linux/slob_def.h b/include/linux/slob_def.h
> index 59a3fa4..0ec00b3 100644
> --- a/include/linux/slob_def.h
> +++ b/include/linux/slob_def.h
> @@ -3,14 +3,15 @@
>  
>  void *kmem_cache_alloc_node(struct kmem_cache *, gfp_t flags, int node);
>  
> -static inline void *kmem_cache_alloc(struct kmem_cache *cachep, gfp_t flags)
> +static __always_inline void *kmem_cache_alloc(struct kmem_cache *cachep,
> +					      gfp_t flags)
>  {
>  	return kmem_cache_alloc_node(cachep, flags, -1);
>  }

Why is this needed? builtin_return?

-- 
Mathematics is the supreme nostalgia of our time.

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