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Re: [Xen-devel] Re: [PATCH] libxl: basic support for virtio disk

To: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
Subject: Re: [Xen-devel] Re: [PATCH] libxl: basic support for virtio disk
From: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
Date: Thu, 2 Jun 2011 17:10:12 +0100
Cc: Wei Liu <liuw@xxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Stefano Stabellini <Stefano.Stabellini@xxxxxxxxxxxxx>
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On Thu, 2 Jun 2011, Ian Jackson wrote:
> Stefano Stabellini writes ("Re: [Xen-devel] Re: [PATCH] libxl: basic support 
> for virtio disk"):
> > The limitation on the number of partitions is meaningless for virtio and
> > the limitation on the number of disks in arbitrary, as it is arbitrary
> > the current limitation on the number of scsi disks.
> So the code in libxl should accept any disk number that it can
> correctly format into an option to qemu, and allow qemu to deal with
> any resulting problems.

it is going to be probably INT_MAX then

> > Device names like xvda1, xvda2, etc, are currently supported only with
> > PV guests.
> Currently the partition number is ignored.  Nonzero partitions should
> instead then be rejected.

good point

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