linux-kernel - Re: [PATCH 4/5] add throttle to shrink

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Message-Id: <20080608131203.e8cd69b7.akpm@linux-foundation.org>
Date:	Sun, 8 Jun 2008 13:12:03 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	kosaki.motohiro@...fujitsu.com
Cc:	LKML <linux-kernel@...r.kernel.org>, linux-mm <linux-mm@...ck.org>
Subject: Re: [PATCH 4/5] add throttle to shrink_zone()

On Thu, 05 Jun 2008 11:12:15 +0900 kosaki.motohiro@...fujitsu.com wrote:

> add throttle to shrink_zone() for performance improvement and prevent incorrect oom.

We should have a description of how all this works, please.  I thought
that was present in earlier iterations of this patchset.

It's quite hard and quite unreliable to reverse engineer both the
design and your thinking from the implementation.

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