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[Xen-devel] RE: patch to test vbd loopback sharing issue

  • To: "Daniel Stekloff" <dsteklof@xxxxxxxxxx>, "Ricardo C Gonzalez" <ricardoz@xxxxxxxxxx>
  • From: "Yu, Ping Y" <ping.y.yu@xxxxxxxxx>
  • Date: Fri, 17 Mar 2006 09:48:28 +0800
  • Cc: Xen Mailing List <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • Delivery-date: Fri, 17 Mar 2006 01:49:40 +0000
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AcZJXUT0eXteorPpQpuiZQM+z2iilwAButOA
  • Thread-topic: patch to test vbd loopback sharing issue


Thanks a lot for your patch. In fact, I have another solution for this problem, 
that is, we can force mode "w" to "r". I have tested this patch and it works 
quite well in today's xm-test report.
Please help me review this patch. :-)

>-----Original Message-----
>From: Daniel Stekloff [mailto:dsteklof@xxxxxxxxxx]
>Sent: 2006年3月17日 8:51
>To: Ricardo C Gonzalez; Yu, Ping Y
>Cc: Xen Mailing List
>Subject: patch to test vbd loopback sharing issue
>Hi Ping and Rick,
>Could you both test this patch to see if the loopback sharing issues go
>away? Ping was right, Xend - or the /etc/xen/scripts/block script -
>checks to make sure if a device is already in use. I'm not sure why we
>didn't hit this before, but we are now.
>This patch just changes the mode for HVM disk.img mount to 'w!' to force
>it to not check for sharing. We need the sharing currently.
>Thanks to Dan Smith for the suggested fix.

Attachment: readonly.patch
Description: readonly.patch

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