Re: [Xen-devel] confused about the balloon code

To:	tgh <tianguanhua@xxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject:	Re: [Xen-devel] confused about the balloon code
From:	Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
Date:	Sat, 28 Apr 2007 09:16:31 +0100
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On 28/4/07 02:13, "tgh" <tianguanhua@xxxxxxxxxx> wrote:

> I am confused about the scrub_pages(), what is the meaning of
> scrub_pages, when should we use CONFIG_XEN_SCRUB_PAGES
> could you help me

It causes the guest to zero out pages that it gives back to Xen. It's a
security option.

 -- Keir



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