linux-kernel - Re: [PATCH] mm/compaction: improve comment for compact

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Date:	Wed, 25 Nov 2015 11:23:53 +0100
From:	Vlastimil Babka <vbabka@...e.cz>
To:	Yaowei Bai <baiyaowei@...s.chinamobile.com>,
	akpm@...ux-foundation.org
Cc:	iamjoonsoo.kim@....com, riel@...hat.com, mina86@...a86.com,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm/compaction: improve comment for compact_memory tunable
 knob handler

On 11/25/2015 10:07 AM, Yaowei Bai wrote:
> Sysctl_compaction_handler() is the handler function for compact_memory
> tunable knob under /proc/sys/vm, add the missing knob name to make this
> more accurate in comment.
> 
> No functional change.
> 
> Signed-off-by: Yaowei Bai <baiyaowei@...s.chinamobile.com>

Acked-by: Vlastimil Babka <vbabka@...e.cz>

> ---
>  mm/compaction.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/mm/compaction.c b/mm/compaction.c
> index de3e1e7..ac6c694 100644
> --- a/mm/compaction.c
> +++ b/mm/compaction.c
> @@ -1708,7 +1708,10 @@ static void compact_nodes(void)
>  /* The written value is actually unused, all memory is compacted */
>  int sysctl_compact_memory;
>  
> -/* This is the entry point for compacting all nodes via /proc/sys/vm */
> +/*
> + * This is the entry point for compacting all nodes via
> + * /proc/sys/vm/compact_memory
> + */
>  int sysctl_compaction_handler(struct ctl_table *table, int write,
>  			void __user *buffer, size_t *length, loff_t *ppos)
>  {
> 

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