From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Mel Gorman <mel@csn.ul.ie>,
Andrew Morton <akpm@linux-foundation.org>,
linux-mm <linux-mm@kvack.org>
Subject: Re: [PATCH][trivial fix] add "Isolate" migratetype name to /proc/pagetypeinfo.
Date: Wed, 9 Apr 2008 08:29:46 +0900 [thread overview]
Message-ID: <20080409082946.93c9a9df.kamezawa.hiroyu@jp.fujitsu.com> (raw)
In-Reply-To: <2f11576a0804080952n3041e1edw94978843833f0953@mail.gmail.com>
On Wed, 9 Apr 2008 01:52:44 +0900
"KOSAKI Motohiro" <kosaki.motohiro@jp.fujitsu.com> wrote:
> patch against: 2.6.25-rc8-mm1
>
> in a5d76b54a3f3a40385d7f76069a2feac9f1bad63 (memory unplug: page
> isolation by KAMEZAWA Hiroyuki), "isolate" migratetype added.
> but unfortunately, it doesn't treat /proc/pagetypeinfo display logic.
>
> this patch add "Isolate" to pagetype name field.
>
Thanks,
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
>
> /proc/pagetype
> before:
> ------------------------------------------------------------------------------------------------------------------------
> Free pages count per migrate type at order 0 1 2
> 3 4 5 6 7 8 9 10
> Node 0, zone DMA, type Unmovable 1 2 2
> 2 1 2 2 1 1 0 0
> Node 0, zone DMA, type Reclaimable 0 0 0
> 0 0 0 0 0 0 0 0
> Node 0, zone DMA, type Movable 2 3 3
> 1 3 3 2 0 0 0 0
> Node 0, zone DMA, type Reserve 0 0 0
> 0 0 0 0 0 0 0 1
> Node 0, zone DMA, type <NULL> 0 0 0
> 0 0 0 0 0 0 0 0
> Node 0, zone Normal, type Unmovable 1 9 7
> 4 1 1 1 1 0 0 0
> Node 0, zone Normal, type Reclaimable 5 2 0
> 0 1 1 0 0 0 1 0
> Node 0, zone Normal, type Movable 0 1 1
> 0 0 0 1 0 0 1 60
> Node 0, zone Normal, type Reserve 0 0 0
> 0 0 0 0 0 0 0 1
> Node 0, zone Normal, type <NULL> 0 0 0
> 0 0 0 0 0 0 0 0
> Node 0, zone HighMem, type Unmovable 0 0 1
> 1 1 0 1 1 2 2 0
> Node 0, zone HighMem, type Reclaimable 0 0 0
> 0 0 0 0 0 0 0 0
> Node 0, zone HighMem, type Movable 236 62 6
> 2 2 1 1 0 1 1 16
> Node 0, zone HighMem, type Reserve 0 0 0
> 0 0 0 0 0 0 0 1
> Node 0, zone HighMem, type <NULL> 0 0 0
> 0 0 0 0 0 0 0 0
>
> Number of blocks type Unmovable Reclaimable Movable
> Reserve <NULL>
> Node 0, zone DMA 1 0 2
> 1 0
> Node 0, zone Normal 10 40 169
> 1 0
> Node 0, zone HighMem 2 0 283
> 1 0
>
> after:
> ------------------------------------------------------------------------------------------------------------------------
> Free pages count per migrate type at order 0 1 2
> 3 4 5 6 7 8 9 10
> Node 0, zone DMA, type Unmovable 1 2 2
> 2 1 2 2 1 1 0 0
> Node 0, zone DMA, type Reclaimable 0 0 0
> 0 0 0 0 0 0 0 0
> Node 0, zone DMA, type Movable 2 3 3
> 1 3 3 2 0 0 0 0
> Node 0, zone DMA, type Reserve 0 0 0
> 0 0 0 0 0 0 0 1
> Node 0, zone DMA, type Isolate 0 0 0
> 0 0 0 0 0 0 0 0
> Node 0, zone Normal, type Unmovable 0 2 1
> 1 0 1 0 0 0 0 0
> Node 0, zone Normal, type Reclaimable 1 1 1
> 1 1 0 1 1 1 0 0
> Node 0, zone Normal, type Movable 0 1 1
> 1 0 1 0 1 0 0 196
> Node 0, zone Normal, type Reserve 0 0 0
> 0 0 0 0 0 0 0 1
> Node 0, zone Normal, type Isolate 0 0 0
> 0 0 0 0 0 0 0 0
> Node 0, zone HighMem, type Unmovable 0 1 0
> 0 0 1 1 1 2 2 0
> Node 0, zone HighMem, type Reclaimable 0 0 0
> 0 0 0 0 0 0 0 0
> Node 0, zone HighMem, type Movable 1 0 1
> 1 0 0 0 0 1 0 200
> Node 0, zone HighMem, type Reserve 0 0 0
> 0 0 0 0 0 0 0 1
> Node 0, zone HighMem, type Isolate 0 0 0
> 0 0 0 0 0 0 0 0
>
> Number of blocks type Unmovable Reclaimable Movable
> Reserve Isolate
> Node 0, zone DMA 1 0 2
> 1 0
> Node 0, zone Normal 8 4 207
> 1 0
> Node 0, zone HighMem 2 0 283
> 1 0
>
>
> Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
>
> ---
> mm/vmstat.c | 1 +
> 1 file changed, 1 insertion(+)
>
> Index: b/mm/vmstat.c
> ===================================================================
> --- a/mm/vmstat.c 2008-04-05 22:48:24.000000000 +0900
> +++ b/mm/vmstat.c 2008-04-09 01:34:17.000000000 +0900
> @@ -389,6 +389,7 @@ static char * const migratetype_names[MI
> "Reclaimable",
> "Movable",
> "Reserve",
> + "Isolate",
> };
>
> static void *frag_start(struct seq_file *m, loff_t *pos)
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next prev parent reply other threads:[~2008-04-08 23:29 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-08 16:52 KOSAKI Motohiro
2008-04-08 23:29 ` KAMEZAWA Hiroyuki [this message]
2008-04-09 10:30 ` Mel Gorman
2008-04-09 10:53 ` Mel Gorman
2008-04-09 10:57 ` KOSAKI Motohiro
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