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| author | Alberto Garcia <berto@igalia.com> | 2015-11-03 12:32:35 +0200 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2015-11-11 16:25:48 +0100 |
| commit | 08b24cfe3765f4b739700778814048e7d9a045fe (patch) | |
| tree | ece881c5e0c550972730db1419cbc0c846335d6b /qemu-io-cmds.c | |
| parent | a0d64a61db602696f4f1895a890c65eda5b3b618 (diff) | |
| download | focaccia-qemu-08b24cfe3765f4b739700778814048e7d9a045fe.tar.gz focaccia-qemu-08b24cfe3765f4b739700778814048e7d9a045fe.zip | |
block: Disallow snapshots if the overlay doesn't support backing files
This addresses scenarios 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' } }
Signed-off-by: Alberto Garcia <berto@igalia.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'qemu-io-cmds.c')
0 files changed, 0 insertions, 0 deletions