linux-kernel - Re: [PATCH] VMware Balloon driver

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Message-ID: <20100408053024.GA1472@ucw.cz>
Date:	Thu, 8 Apr 2010 07:30:25 +0200
From:	Pavel Machek <pavel@....cz>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
Cc:	Avi Kivity <avi@...hat.com>, Dmitry Torokhov <dtor@...are.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"pv-drivers@...are.com" <pv-drivers@...are.com>
Subject: Re: [PATCH] VMware Balloon driver

Hi!

>>> 1) is not a huge amount of code, but something consistent would be  
>>> nice.  2) is something we've been missing and is a bit of an open  
>>> question/research project anyway.
>>
>> 3) Code that attempts to reclaim 2MB pages when possible
>
> Yes.  Ballooning in 4k units is a bit silly.

Does it make sense to treat ballooning as a form of memory hotplug? 

-- 
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(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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