Re: [Xen-devel] Problem with blktap2

[Jun Koi <junkoi2004@xxxxxxxxx>]

2009/6/19 Zhang, Yang <yang.zhang@xxxxxxxxx>:
>  I meet this issue before. You can reboot and have a try.
>  If still exist, stop xend and kill process blktapctrl and tapdisk, run make 
> install again to see this issue whether still exist.
>

hmm. then the problem will vanish for goods? i will try now, and let
you know the result.

Could you confirm that

disk = ['tap:aio:qcow:/home/xen/img.qcow2.ubuntu904,hda,w']

is a right configuration?

Thanks a lot,
J




> -----Original Message-----
> From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx 
> [mailto:xen-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Jun Koi
> Sent: 2009年6月19日 10:38
> To: xen-devel@xxxxxxxxxxxxxxxxxxx
> Subject: [Xen-devel] Problem with blktap2
>
> Hi,
>
> I am trying to use the unstable tree (changeset: 19738) to run some old 
> images.
>
> My old configuration file has:
>
> disk = ['tap:qcow2:/home/xen/img.qcow2.ubuntu904,hda,w']
>
> I got the error like:
>
> ----
> Using config file "./ubuntu904.cfg".
> Error: need more than 3 values to unpack
>
> I guess that I should modify the disk configuration for new blktap2,
> so I changed it to :
>
> disk = ['tap:aio:qcow:/home/xen/img.qcow2.ubuntu904,hda,w']
> ----
>
> but then i still got the error like below:
>
> ----
> Using config file "./ubuntu904.cfg".
> Error: Failed to create device.
>    stdout: vbd open failed: -1
>    stderr:
> Check that target "/home/xen/img.qcow2.ubuntu904" exists and that
> blktap2 driver installed in dom0.
> ----
>
> I can confirm that I have blktap2 installed, as in
> /boot/config-2.6.18.8-xen I have:
>
> CONFIG_XEN_BLKDEV_TAP=y
> CONFIG_XEN_BLKDEV_TAP2=y
>
> So how can I fix the problem now?
>
> Thanks,
> J
>
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> http://lists.xensource.com/xen-devel
>

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