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Date: Tue, 23 Nov 2010 15:05:39 +0900
Message-ID: <AANLkTimpfZuKW-hXjXknn3ESKP81AN3BaXO=qG81Lrae@mail.gmail.com>
Subject: Re: [RFC 1/2] deactive invalidated pages
From: Minchan Kim <minchan.kim@gmail.com>
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To: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-mm <linux-mm@kvack.org>, LKML <linux-kernel@vger.kernel.org>, Peter Zijlstra <peterz@infradead.org>, Rik van Riel <riel@redhat.com>, KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>, Johannes Weiner <hannes@cmpxchg.org>, Nick Piggin <npiggin@kernel.dk>, Mel Gorman <mel@csn.ul.ie>
List-ID: <linux-mm.kvack.org>

On Tue, Nov 23, 2010 at 2:48 PM, Andrew Morton
<akpm@linux-foundation.org> wrote:
> On Tue, 23 Nov 2010 14:45:15 +0900 Minchan Kim <minchan.kim@gmail.com> wr=
ote:
>
>> On Tue, Nov 23, 2010 at 2:22 PM, Andrew Morton
>> <akpm@linux-foundation.org> wrote:
>> > On Tue, 23 Nov 2010 14:23:33 +0900 Minchan Kim <minchan.kim@gmail.com>=
 wrote:
>> >
>> >> On Tue, Nov 23, 2010 at 2:01 PM, Andrew Morton
>> >> <akpm@linux-foundation.org> wrote:
>> >> > On Tue, 23 Nov 2010 13:52:05 +0900 Minchan Kim <minchan.kim@gmail.c=
om> wrote:
>> >> >
>> >> >> >> +/*
>> >> >> >> + * Function used to forecefully demote a page to the head of t=
he inactive
>> >> >> >> + * list.
>> >> >> >> + */
>> >> >> >
>> >> >> > This comment is wrong? __The page gets moved to the _tail_ of th=
e
>> >> >> > inactive list?
>> >> >>
>> >> >> No. I add it in _head_ of the inactive list intentionally.
>> >> >> Why I don't add it to _tail_ is that I don't want to be aggressive=