[PATCH 6/7] qemu: monitor: Extract whether qcow2 image uses extended L2 allocation data

In order to be able to propagate image configuration to newly formatted images we need to be able to query it. Signed-off-by: Peter Krempa <pkrempa(a)redhat.com&gt; --- src/qemu/qemu_monitor.h | 3 +++ src/qemu/qemu_monitor_json.c | 10 +++++++--- 2 files changed, 10 insertions(+), 3 deletions(-) diff --git a/src/qemu/qemu_monitor.h b/src/qemu/qemu_monitor.h index 29746f0b8e..850e01f026 100644 --- a/src/qemu/qemu_monitor.h +++ b/src/qemu/qemu_monitor.h @@ -784,6 +784,9 @@ struct _qemuBlockNamedNodeData { /* image version */ bool qcow2v2; + + /* qcow2 subcluster allocation -> extended_l2 */ + bool qcow2extendedL2; }; GHashTable * diff --git a/src/qemu/qemu_monitor_json.c b/src/qemu/qemu_monitor_json.c index a3d6eca569..6eedc925c4 100644 --- a/src/qemu/qemu_monitor_json.c +++ b/src/qemu/qemu_monitor_json.c @@ -2806,9 +2806,13 @@ qemuMonitorJSONBlockGetNamedNodeDataWorker(size_t pos G_GNUC_UNUSED, STREQ_NULLABLE(virJSONValueObjectGetString(format_specific, "type"), "qcow2")) { virJSONValue *qcow2props = virJSONValueObjectGetObject(format_specific, "data"); - if (qcow2props && - STREQ_NULLABLE(virJSONValueObjectGetString(qcow2props, "compat"), "0.10")) - ent->qcow2v2 = true; + if (qcow2props) { + if (STREQ_NULLABLE(virJSONValueObjectGetString(qcow2props, "compat"), "0.10")) + ent->qcow2v2 = true; + + ignore_value(virJSONValueObjectGetBoolean(qcow2props, "extended-l2", + &ent->qcow2extendedL2)); + } } if (virHashAddEntry(nodes, nodename, ent) < 0) -- 2.31.1