From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: Minchan Kim <minchan.kim@gmail.com>
Cc: kosaki.motohiro@jp.fujitsu.com, Ying Han <yinghan@google.com>,
Rik van Riel <riel@redhat.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-mm <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>,
Venkatesh Pallipadi <venki@google.com>,
Johannes Weiner <hannes@cmpxchg.org>
Subject: Re: [PATCH] vmscan: prevent background aging of anon page in no swap system
Date: Tue, 31 Aug 2010 09:56:48 +0900 (JST) [thread overview]
Message-ID: <20100831095542.87CA.A69D9226@jp.fujitsu.com> (raw)
In-Reply-To: <AANLkTikbs9sUVLhE4sWWVw8uEqY=v6SCdJ_6FLhXY6HW@mail.gmail.com>
> diff --git a/mm/vmscan.c b/mm/vmscan.c
> index 1b145e6..0b8a3ce 100644
> --- a/mm/vmscan.c
> +++ b/mm/vmscan.c
> @@ -1747,7 +1747,7 @@ static void shrink_zone(int priority, struct zone *zone,
> * Even if we did not try to evict anon pages at all, we want to
> * rebalance the anon lru active/inactive ratio.
> */
> - if (inactive_anon_is_low(zone, sc) && nr_swap_pages > 0)
> + if (nr_swap_pges > 0 && inactive_anon_is_low(zone, sc))
Sorry, I don't find any difference. What is your intention?
> shrink_active_list(SWAP_CLUSTER_MAX, zone, sc, priority, 0);
>
> throttle_vm_writeout(sc->gfp_mask);
>
> But Andrew merged middle version.
> I will send this patch again.
>
> Thanks.
>
> --
> Kind regards,
> Minchan Kim
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next prev parent reply other threads:[~2010-08-31 0:56 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-29 15:43 Minchan Kim
2010-08-29 15:49 ` Rik van Riel
2010-08-29 17:45 ` Ying Han
2010-08-29 20:03 ` Rik van Riel
2010-08-29 20:56 ` Ying Han
2010-08-29 21:23 ` Ying Han
2010-08-29 22:26 ` Rik van Riel
2010-08-30 0:18 ` Minchan Kim
2010-08-30 5:40 ` Ying Han
2010-08-30 6:16 ` Minchan Kim
2010-08-31 0:56 ` KOSAKI Motohiro [this message]
2010-08-31 1:10 ` Minchan Kim
2010-08-31 1:18 ` KOSAKI Motohiro
2010-08-31 1:36 ` Minchan Kim
2010-08-31 1:41 ` KOSAKI Motohiro
2010-08-31 0:56 ` KOSAKI Motohiro
2010-08-31 1:23 ` Minchan Kim
2010-08-31 1:38 ` KOSAKI Motohiro
2010-08-31 2:02 ` Minchan Kim
2010-08-31 2:09 ` KOSAKI Motohiro
2010-08-31 3:47 ` Minchan Kim
2010-08-31 2:30 ` Rik van Riel
2010-08-31 3:46 ` Minchan Kim
2010-09-03 21:06 ` Andrew Morton
2010-09-03 21:23 ` Rik van Riel
2010-09-03 21:45 ` Ying Han
2010-09-03 21:47 ` Ying Han
2010-09-03 21:56 ` Andrew Morton
2010-09-04 1:12 ` Venkatesh Pallipadi
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