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Re: [Xen-devel] [RFC XEN PATCH 13/16] tools/libxl: add support to map host pmem device to guests

To: Konrad Rzeszutek Wilk <konrad@xxxxxxxxxx>, xen-devel@xxxxxxxxxxxxx, Wei Liu <wei.liu2@xxxxxxxxxx>, Xiao Guangrong <guangrong.xiao@xxxxxxxxxxxxxxx>, Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
From: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Date: Wed, 8 Feb 2017 09:37:36 -0500
Delivery-date: Wed, 08 Feb 2017 14:38:00 +0000
List-id: Xen developer discussion <xen-devel.lists.xen.org>

. snip.. 
> After consulting the driver developers, I'm going to remove the file
> support in the version, because there is current no stable way to fix
> the mapping between file extents and their physical locations (some of
> my previous understanding about file mapping was wrong).

Could you expand more please? I have to say I didn't follow
very much the device dax and such conversation and I am wondering
what the new direction of this is?

Thanks.

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References:
- Re: [Xen-devel] [RFC XEN PATCH 13/16] tools/libxl: add support to map host pmem device to guests
  - From: Haozhong Zhang

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