linux-kernel - Re: [PATCH v3 00/21] mm: lru

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Message-Id: <20120227085438.06f8673e.kamezawa.hiroyu@jp.fujitsu.com>
Date:	Mon, 27 Feb 2012 08:54:38 +0900
From:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To:	Konstantin Khlebnikov <khlebnikov@...nvz.org>
Cc:	Hugh Dickins <hughd@...gle.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	Johannes Weiner <hannes@...xchg.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andi Kleen <andi@...stfloor.org>
Subject: Re: [PATCH v3 00/21] mm: lru_lock splitting

On Sat, 25 Feb 2012 09:31:01 +0400
Konstantin Khlebnikov <khlebnikov@...nvz.org> wrote:

> KAMEZAWA Hiroyuki wrote:
> > On Thu, 23 Feb 2012 17:51:36 +0400
> > Konstantin Khlebnikov<khlebnikov@...nvz.org>  wrote:
> >
> >> v3 changes:
> >> * inactive-ratio reworked again, now it always calculated from from scratch
> >> * hierarchical pte reference bits filter in memory-cgroup reclaimer
> >> * fixed two bugs in locking, found by Hugh Dickins
> >> * locking functions slightly simplified
> >> * new patch for isolated pages accounting
> >> * new patch with lru interleaving
> >>
> >> This patchset is based on next-20120210
> >>
> >> git: https://github.com/koct9i/linux/commits/lruvec-v3
> >>
> >
> > I wonder.... I just wonder...if we can split a lruvec in a zone into small
> > pieces of lruvec and have splitted LRU-lock per them, do we need per-memcg-lrulock ?
> 
> What per-memcg-lrulock? I don't have it.
> last patch splits lruvecs in memcg with the same factor.
> 
Okay, I missed it.

Thanks,
-Kame

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