linux-kernel - Re: [PATCH] on memoryless node, /proc/pagetypeinfo is displayed slightly funny output.

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Message-ID: <4816D881.8060005@cn.fujitsu.com>
Date:	Tue, 29 Apr 2008 16:12:49 +0800
From:	Shi Weihua <shiwh@...fujitsu.com>
To:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
CC:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Mel Gorman <mel@....ul.ie>,
	LKML <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] on memoryless node, /proc/pagetypeinfo is displayed slightly
 funny output.

KOSAKI Motohiro wrote::
> Hi Mel,
> 
> I make patch of solve trivial pagetypeinfo problem.
> please review it.
> 
> 
> =================================================================
> on memoryless node, /proc/pagetypeinfo is displayed slightly funny output.
> this patch fix it.
> 
> 
> output example (header is outputed, but no data is outputed)
> --------------------------------------------------------------
> Page block order: 14
> Pages per block:  16384
> 
> Free pages count per migrate type at order       0      1      2      3      4      5    \
>   6      7      8      9     10     11     12     13     14     15     16
> 
> Number of blocks type     Unmovable  Reclaimable      Movable      Reserve      Isolate
> Page block order: 14
> Pages per block:  16384
> 
> Free pages count per migrate type at order       0      1      2      3      4      5    \
>   6      7      8      9     10     11     12     13     14     15     16
> 
> 
> Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
> CC: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
> CC: Mel Gorman <mel@....ul.ie>
> 
> ---
>  mm/vmstat.c |    4 ++++
>  1 file changed, 4 insertions(+)
> 
> Index: b/mm/vmstat.c
> ===================================================================
> --- a/mm/vmstat.c       2008-04-29 16:48:58.000000000 +0900
> +++ b/mm/vmstat.c       2008-04-29 16:58:33.000000000 +0900
> @@ -638,6 +638,10 @@ static int pagetypeinfo_show(struct seq_
>  {
>         pg_data_t *pgdat = (pg_data_t *)arg;
> 
> +       /* check memoryless ndoe*/

ndoe -> node ?

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