Add a new optional field to query-cpu-definitions schema: "unavailable-features". It will contain a list of QOM properties that prevent the CPU model from running in the current host. Cc: David Hildenbrand <dahi(a)linux.vnet.ibm.com&gt; Cc: Michael Mueller <mimu(a)linux.vnet.ibm.com&gt; Cc: Christian Borntraeger <borntraeger(a)de.ibm.com&gt; Cc: Cornelia Huck <cornelia.huck(a)de.ibm.com&gt; Cc: Jiri Denemark <jdenemar(a)redhat.com&gt; Cc: libvir-list(a)redhat.com Reviewed-by: Eric Blake <eblake(a)redhat.com&gt; Signed-off-by: Eduardo Habkost <ehabkost(a)redhat.com&gt; --- qapi-schema.json | 23 ++++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-) diff --git a/qapi-schema.json b/qapi-schema.json index ded1179..5a8ec38 100644 --- a/qapi-schema.json +++ b/qapi-schema.json @@ -3101,10 +3101,31 @@ # QEMU version, machine type, machine options and accelerator options. # A static model is always migration-safe. (since 2.8) # +# @unavailable-features: #optional List of properties that prevent +# the CPU model from running in the current +# host. (since 2.8) +# +# @unavailable-features is a list of QOM property names that +# represent CPU model attributes that prevent the CPU from running. +# If the QOM property is read-only, that means there's no known +# way to make the CPU model run in the current host. Implementations +# that choose not to provide specific information return the +# property name "type". +# If the property is read-write, it means that it MAY be possible +# to run the CPU model in the current host if that property is +# changed. Management software can use it as hints to suggest or +# choose an alternative for the user, or just to generate meaningful +# error messages explaining why the CPU model can't be used. +# If @unavailable-features is an empty list, the CPU model is +# runnable using the current host and machine-type. +# If @unavailable-features is not present, runnability +# information for the CPU is not available. +# # Since: 1.2.0 ## { 'struct': 'CpuDefinitionInfo', - 'data': { 'name': 'str', '*migration-safe': 'bool', 'static': 'bool' } } + 'data': { 'name': 'str', '*migration-safe': 'bool', 'static': 'bool', + '*unavailable-features': [ 'str' ] } } ## # @query-cpu-definitions: -- 2.7.4