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Re: [Xen-users] Upstream QEMU does not support vhd snapshot


  • To: kevin.zhang <kevin.zhang@xxxxxxxxxxx>, xen-users <xen-users@xxxxxxxxxxxxx>
  • From: Thanos Makatos <thanos.makatos@xxxxxxxxxx>
  • Date: Fri, 5 Jul 2013 08:49:41 +0000
  • Accept-language: en-GB, en-US
  • Delivery-date: Fri, 05 Jul 2013 08:50:58 +0000
  • List-id: Xen user discussion <xen-users.lists.xen.org>
  • Thread-index: AQHOeSuUVd0ADMh9g0Cpk6zys/VvN5lVxiNg
  • Thread-topic: [Xen-users] Upstream QEMU does not support vhd snapshot

> -----Original Message-----
> From: xen-users-bounces@xxxxxxxxxxxxx [mailto:xen-users-
> bounces@xxxxxxxxxxxxx] On Behalf Of kevin.zhang@xxxxxxxxxxx
> Sent: 05 July 2013 03:53
> To: xen-users
> Subject: [Xen-users] Upstream QEMU does not support vhd snapshot
> 
> Hi all,
> 
>         I'm testing 4.3.0-rc6, and found another problem:
>         The normal vhd snapshot file cannot be mounted by qemu
> upstream, which is quite upset.
>         I search from the web, and find somebody said:
>              This is due to a bug in the blktap2 code which uses local
> time instead of UTC
>        Is there any patch in the main line blktap2 code for this
> problem?

AFAIK there isn't any, but you could try applying the fix that exists in 
blktap2.5: 
https://github.com/xapi-project/blktap/commit/a79ac2c05f97c2384bbf981419f329f184dc646a.
 It shouldn't be very hard to rebase the patch.

Cheers
 
> 
> ________________________________________
> Best Regards


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