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Re: [Qemu-devel] [PATCH v3 0/3] Disallow snapshots if the overlay doesn'
From: |
Kevin Wolf |
Subject: |
Re: [Qemu-devel] [PATCH v3 0/3] Disallow snapshots if the overlay doesn't support backing files |
Date: |
Thu, 5 Nov 2015 11:56:30 +0100 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
Am 03.11.2015 um 11:32 hat Alberto Garcia geschrieben:
> We are currently allowing snapshots in cases like this one:
>
> { 'execute': 'blockdev-add', 'arguments':
> { 'options': { 'driver': 'qcow2',
> 'node-name': 'new0',
> 'file': { 'driver': 'file',
> 'filename': 'new.qcow2',
> 'node-name': 'file0' } } } }
>
> { 'execute': 'blockdev-snapshot', 'arguments':
> { 'node': 'virtio0',
> 'overlay': 'file0' } }
>
> This patch forbids snapshots if the overlay node does not support
> backing files.
Thanks, applied to the block branch.
Kevin