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block/qcow2: implement blockdev-amend

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Currently the implementation only supports amending the encryption
options, unlike the qemu-img version

Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200608094030.670121-14-mlevitsk@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Maxim Levitsky 2020-06-25 14:55:47 +02:00 • committed by Max Reitz
parent 30da9dd88a
commit 8ea1613d91
2 changed files with 54 additions and 1 deletions
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16
qapi/block-core.json
View file

@ -4686,6 +4686,19 @@
'data': { }
}
##
# @BlockdevAmendOptionsQcow2:
#
# Driver specific image amend options for qcow2.
# For now, only encryption options can be amended
#
# @encrypt Encryption options to be amended
#
# Since: 5.1
##
{ 'struct': 'BlockdevAmendOptionsQcow2',
'data': { '*encrypt': 'QCryptoBlockAmendOptions' } }
##
# @BlockdevAmendOptions:
#
@ -4700,7 +4713,8 @@
'driver': 'BlockdevDriver' },
'discriminator': 'driver',
'data': {
'luks': 'BlockdevAmendOptionsLUKS' } }
'luks': 'BlockdevAmendOptionsLUKS',
'qcow2': 'BlockdevAmendOptionsQcow2' } }
##
# @x-blockdev-amend: