From: Keir Fraser <keir.xen@gmail.com>
To: Kai Luo <kluo@vmware.com>, xen-devel@lists.xensource.com
Subject: Re: Question about mapping hvmŒs memory to dom0
Date: Mon, 01 Jul 2013 06:37:32 +0100 [thread overview]
Message-ID: <CDF6D42C.55E26%keir.xen@gmail.com> (raw)
In-Reply-To: <1747857728.13873212.1372645948621.JavaMail.root@vmware.com>
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The HVM domain is not destroyed while there are still external mappings of
its memory.
On 01/07/2013 03:32, "Kai Luo" <kluo@vmware.com> wrote:
> Hi:
> I am trying to make some source code modifications to map the hvm
> memory to dom0,I use the xc_map_foreign_bulk to do this,It works and I export
> the hvm's memory to a file. My question is,after mapping the memory I use
> xc_domain_destroy to shutdown the running hvm,theoretically the mapped memory
> will be scrubbed because xen will scrubbed the hvm's memory before they are
> freed to xen hyperviser,however I export the mapped memory after destroying
> hvm,finding the content in mapped memory nearly same as formly exported,they
> are not scrubbed at all.That confused me.Can you give me any suggestion?
>
> Thank you
> Jone
>
>
>
>
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@lists.xen.org
> http://lists.xen.org/xen-devel
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next prev parent reply other threads:[~2013-07-01 5:37 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <183829454.13872961.1372645851829.JavaMail.root@vmware.com>
2013-07-01 2:32 ` Question about mapping hvm‘s memory to dom0 Kai Luo
2013-07-01 5:37 ` Keir Fraser [this message]
2013-07-01 5:58 ` Question about mapping hvmŒs " Kai Luo
2013-07-01 9:52 ` Question about mapping hvm‘s " George Dunlap
2013-07-01 10:19 ` Dietmar Hahn
2013-07-02 13:31 ` Kai Luo
2013-07-02 13:43 ` George Dunlap
2013-07-02 14:26 ` Kai Luo
2013-07-02 16:51 ` George Dunlap
2013-07-02 17:50 ` Andres Lagar-Cavilla
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