From: Andrew Morton <akpm@linux-foundation.org>
To: Vitaly Wool <vitalywool@gmail.com>
Cc: Linux-MM <linux-mm@kvack.org>,
linux-kernel@vger.kernel.org, Dan Streetman <ddstreet@ieee.org>
Subject: Re: [PATH] z3fold: extend compaction function
Date: Thu, 3 Nov 2016 14:16:07 -0700 [thread overview]
Message-ID: <20161103141607.855925f33be627dea9731eb3@linux-foundation.org> (raw)
In-Reply-To: <20161103220428.984a8d09d0c9569e6bc6b8cc@gmail.com>
On Thu, 3 Nov 2016 22:04:28 +0100 Vitaly Wool <vitalywool@gmail.com> wrote:
> z3fold_compact_page() currently only handles the situation when
> there's a single middle chunk within the z3fold page. However it
> may be worth it to move middle chunk closer to either first or
> last chunk, whichever is there, if the gap between them is big
> enough.
"may be worth it" is vague. Does the patch improve the driver or does
it not? If it *does* improve the driver then in what way? *Why* is is
"worth it"?
> This patch adds the relevant code, using BIG_CHUNK_GAP define as
> a threshold for middle chunk to be worth moving.
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next prev parent reply other threads:[~2016-11-03 21:16 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-03 21:04 [PATH] z3fold: extend compaction function Vitaly Wool
2016-11-03 21:16 ` Andrew Morton [this message]
2016-11-03 21:35 ` Vitaly Wool
2016-11-25 14:43 ` Dan Streetman
2016-11-25 21:17 ` Dan Streetman
2016-11-26 9:09 ` Vitaly Wool
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