linux-kernel - Re: [patch v4] Soft limit rework

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Message-ID: <CAKTCnz=MP5iadPJkngJqGMnXSwe9n-xGDEdzuT5Aqoyx0KAYwA@mail.gmail.com>
Date:	Tue, 4 Jun 2013 23:27:05 +0530
From:	Balbir Singh <bsingharora@...il.com>
To:	Michal Hocko <mhocko@...e.cz>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Johannes Weiner <hannes@...xchg.org>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	linux-mm <linux-mm@...ck.org>,
	"cgroups@...r.kernel.org" <cgroups@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Ying Han <yinghan@...gle.com>, Hugh Dickins <hughd@...gle.com>,
	Glauber Costa <glommer@...allels.com>,
	Michel Lespinasse <walken@...gle.com>,
	Greg Thelen <gthelen@...gle.com>, Tejun Heo <tj@...nel.org>
Subject: Re: [patch v4] Soft limit rework

> OK, let me summarize. The primary intention is to get rid of the current
> soft reclaim infrastructure which basically bypasses the standard
> reclaim and tight it directly into shrink_zone code. This also means
> that the soft reclaim doesn't reclaim at priority 0 and that it is
> active also for the targeted (aka limit) reclaim.
>
> Does this help?
>

Yes. What are the limitations of no-priority 0 reclaim? I'll also look
at the patches

Thanks,
Balbir Singh.
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