[PATCH v4 13/14] qmp: Include "reserve" property of memory backends

[David Hildenbrand]

Let's include the new property.

Cc: Eric Blake <ebl...@redhat.com>
Cc: Markus Armbruster <arm...@redhat.com>
Signed-off-by: David Hildenbrand <da...@redhat.com>
---
 hw/core/machine-qmp-cmds.c | 1 +
 qapi/machine.json          | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/hw/core/machine-qmp-cmds.c b/hw/core/machine-qmp-cmds.c
index 68a942595a..bd2a7f2dd0 100644
--- a/hw/core/machine-qmp-cmds.c
+++ b/hw/core/machine-qmp-cmds.c
@@ -174,6 +174,7 @@ static int query_memdev(Object *obj, void *opaque)
         m->merge = object_property_get_bool(obj, "merge", &error_abort);
         m->dump = object_property_get_bool(obj, "dump", &error_abort);
         m->prealloc = object_property_get_bool(obj, "prealloc", &error_abort);
+        m->reserve = object_property_get_bool(obj, "reserve", &error_abort);
         m->policy = object_property_get_enum(obj, "policy", "HostMemPolicy",
                                              &error_abort);
         host_nodes = object_property_get_qobject(obj,
diff --git a/qapi/machine.json b/qapi/machine.json
index c0c52aef10..12860a1f79 100644
--- a/qapi/machine.json
+++ b/qapi/machine.json
@@ -814,6 +814,11 @@
 #
 # @prealloc: enables or disables memory preallocation
 #
+# @reserve: enables or disables reservation of swap space (or huge pages
+#           if applicable). If reservation is enabled (default), actual
+#           reservation depends on underlying OS support. In contrast,
+#           disabling reservation without OS support will bail out. (since 6.1)
+#
 # @host-nodes: host nodes for its memory policy
 #
 # @policy: memory policy of memory backend
@@ -827,6 +832,7 @@
     'merge':      'bool',
     'dump':       'bool',
     'prealloc':   'bool',
+    'reserve':    'bool',
     'host-nodes': ['uint16'],
     'policy':     'HostMemPolicy' }}
 
-- 
2.29.2