linux-kernel - Re: [PATCH v3 1/4] mm/balloon_compaction: redesign ballooned pages management

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Date:	Tue, 28 Oct 2014 11:47:19 -0700
From:	Matt Mullins <mmullins@...x.us>
To:	Konstantin Khlebnikov <koct9i@...il.com>
Cc:	linux-mm@...ck.org, Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org,
	Konstantin Khlebnikov <k.khlebnikov@...sung.com>,
	Andrey Ryabinin <ryabinin.a.a@...il.com>,
	Rafael Aquini <aquini@...hat.com>,
	Stable <stable@...r.kernel.org>,
	Sasha Levin <sasha.levin@...cle.com>
Subject: Re: [PATCH v3 1/4] mm/balloon_compaction: redesign ballooned pages
 management

On Sat, Sep 27, 2014 at 11:15:16PM +0400, Konstantin Khlebnikov wrote:
> This patch fixes all of them.

It seems to have rendered virtio_balloon completely ineffective without
CONFIG_COMPACTION and CONFIG_BALLOON_COMPACTION, even for the case that I'm
expanding the memory available to my VM.

Was this intended?  Should Kconfig be updated so that VIRTIO_BALLOON depends on
BALLOON_COMPACTION now?
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