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Re: [Xen-devel] migration regression in xen-4.11 and qemu-2.11 and qcow2

  • To: xen-devel@xxxxxxxxxxxxx
  • From: Olaf Hering <olaf@xxxxxxxxx>
  • Date: Tue, 8 May 2018 18:40:26 +0200
  • Delivery-date: Tue, 08 May 2018 16:40:47 +0000
  • List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

Am Tue, 8 May 2018 13:31:43 +0200
schrieb Olaf Hering <olaf@xxxxxxxxx>:

> On the sending side offset 0xc9 is unlocked on the other fd, which allows 
> F_WRLCK to succeed:
> It seems on the receiving side some code forgets to unclock offset 0xc9, 
> which causes F_WRLCK to fail:

It looks like the IDE unplug is not permanent.
On the receiving side the IDE disk is reattached, and it keeps the qcow2 image 
Does anyone happen to know how to make the unplug permanent, at least for the 


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