linux-kernel - Re: [PATCH v2] mm/zswap: add writethrough option

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Message-Id: <20140210150614.c6a1b20553803da5f81acb72@linux-foundation.org>
Date:	Mon, 10 Feb 2014 15:06:14 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Dan Streetman <ddstreet@...e.org>
Cc:	Seth Jennings <sjennings@...iantweb.net>,
	Linux-MM <linux-mm@...ck.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Bob Liu <bob.liu@...cle.com>, Minchan Kim <minchan@...nel.org>,
	Weijie Yang <weijie.yang@...sung.com>,
	Shirish Pargaonkar <spargaonkar@...e.com>,
	Mel Gorman <mgorman@...e.de>
Subject: Re: [PATCH v2] mm/zswap: add writethrough option

On Mon, 10 Feb 2014 14:05:14 -0500 Dan Streetman <ddstreet@...e.org> wrote:

> >
> > It does sound like the feature is of marginal benefit.  Is "zswap
> > filled up" an interesting or useful case to optimize?
> >
> > otoh the addition is pretty simple and we can later withdraw the whole
> > thing without breaking anyone's systems.
> 
> ping...
> 
> you still thinking about this or is it a reject for now?

I'm not seeing a compelling case for merging it and Minchan sounded
rather unconvinced.  Perhaps we should park it until/unless a more
solid need is found?

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