Re: [PATCH 3/3] memcg: move page-freeing code outside of lock

From: Namhyung Kim
Date: Mon Mar 21 2011 - 23:04:56 EST

2011-03-22 (í), 08:59 +0900, KAMEZAWA Hiroyuki:
> On Fri, 18 Mar 2011 21:54:15 +0900
> Namhyung Kim <namhyung@xxxxxxxxx> wrote:
> > Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxx>
> > Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
> What is the benefit of this patch ?
> -Kame

Oh, I just thought generally it'd better call such a (potentially)
costly function outside of locks and it could reduce few of theoretical
contentions between swapons and/or offs. If it doesn't help any
realistic cases I don't mind discarding it.


Namhyung Kim

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