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Re: [Xen-devel] [PATCH] block: vpc support for ~2 TB disks

To: Thanos Makatos <thanos.makatos@xxxxxxxxxx>
From: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Date: Wed, 14 Nov 2012 17:35:31 +0100
Cc: Charles Arnold <carnold@xxxxxxxx>, Kevin Wolf <kwolf@xxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Stefano Stabellini <Stefano.Stabellini@xxxxxxxxxxxxx>, "qemu-devel@xxxxxxxxxx" <qemu-devel@xxxxxxxxxx>, "stefanha@xxxxxxxxxx" <stefanha@xxxxxxxxxx>
Delivery-date: Wed, 14 Nov 2012 16:36:08 +0000
List-id: Xen developer discussion <xen-devel.lists.xen.org>

Il 14/11/2012 17:25, Thanos Makatos ha scritto:
> We don't use qemu's VHD driver in XenServer. Instead, we use blktap2
> to create a block device in dom0 serving the VHD file in question,
> and have qemu open that block device instead of the VHD file itself.

Yes, the question is how you handle disks bigger than 127GB, so that
QEMU can do the same.

Paolo

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References:
- Re: [Xen-devel] [PATCH] block: vpc support for ~2 TB disks
  - From: Stefano Stabellini
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  - From: Thanos Makatos

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