linux-kernel - Re: [PATCH 2/3] mm, nobootmem: clean-up of free_low_memory_core

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Date:	Mon, 18 Mar 2013 22:51:43 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	Joonsoo Kim <iamjoonsoo.kim@....com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	Johannes Weiner <hannes@...xchg.org>,
	Jiang Liu <liuj97@...il.com>
Subject: Re: [PATCH 2/3] mm, nobootmem: clean-up of free_low_memory_core_early()

On Mon, Mar 18, 2013 at 10:16 PM, Joonsoo Kim <iamjoonsoo.kim@....com> wrote:
> Remove unused argument and make function static,
> because there is no user outside of nobootmem.c
>
> Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@....com>
>
> diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h
> index cdc3bab..5f0b0e1 100644
> --- a/include/linux/bootmem.h
> +++ b/include/linux/bootmem.h
> @@ -44,7 +44,6 @@ extern unsigned long init_bootmem_node(pg_data_t *pgdat,
>                                        unsigned long endpfn);
>  extern unsigned long init_bootmem(unsigned long addr, unsigned long memend);
>
> -extern unsigned long free_low_memory_core_early(int nodeid);
>  extern unsigned long free_all_bootmem_node(pg_data_t *pgdat);
>  extern unsigned long free_all_bootmem(void);
>
> diff --git a/mm/nobootmem.c b/mm/nobootmem.c
> index 4711e91..589c673 100644
> --- a/mm/nobootmem.c
> +++ b/mm/nobootmem.c
> @@ -120,7 +120,7 @@ static unsigned long __init __free_memory_core(phys_addr_t start,
>         return end_pfn - start_pfn;
>  }
>
> -unsigned long __init free_low_memory_core_early(int nodeid)
> +static unsigned long __init free_low_memory_core_early()

(void) ?
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