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Date: Tue, 25 Aug 2015 17:26:49 +0100
From: Stefan Hajnoczi <stefanha@gmail.com>
Message-ID: <20150825162649.GI8344@stefanha-thinkpad.redhat.com>
References: <1439563931-12352-1-git-send-email-guangrong.xiao@linux.intel.com>
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In-Reply-To: <1439563931-12352-1-git-send-email-guangrong.xiao@linux.intel.com>
Subject: Re: [Qemu-devel] [PATCH v2 00/18] implement vNVDIMM
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To: Xiao Guangrong <guangrong.xiao@linux.intel.com>
Cc: ehabkost@redhat.com, kvm@vger.kernel.org, mst@redhat.com, gleb@kernel.org, mtosatti@redhat.com, qemu-devel@nongnu.org, stefanha@redhat.com, imammedo@redhat.com, pbonzini@redhat.com, rth@twiddle.net

On Fri, Aug 14, 2015 at 10:51:53PM +0800, Xiao Guangrong wrote:
> Changlog:
> - Use litten endian for DSM method, thanks for Stefan's suggestion
> 
> - introduce a new parameter, @configdata, if it's false, Qemu will
>   build a static and readonly namespace in memory and use it serveing
>   for DSM GET_CONFIG_SIZE/GET_CONFIG_DATA requests. In this case, no
>   reserved region is needed at the end of the @file, it is good for
>   the user who want to pass whole nvdimm device and make its data
>   completely be visible to guest
> 
> - divide the source code into separated files and add maintain info

I have skipped ACPI patches because I'm not very familiar with that
area.

Have you thought about live migration?

Are the contents of the NVDIMM migrated since they are registered as a
RAM region?

Stefan