[PATCH v2 03/12] qemu: command: Generate commandline of iothread objects JSON

[Peter Krempa <pkrempa@xxxxxxxxxx>]

The commandline generator for 'iothread' objects has a private
implementation of the properties. Convert it to JSON so that it can be
later validated.

Signed-off-by: Peter Krempa <pkrempa@xxxxxxxxxx>
---
 src/qemu/qemu_command.c | 18 +++++++++++-------
 1 file changed, 11 insertions(+), 7 deletions(-)

diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index 579b00c029..7bdcdab95a 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -7228,15 +7228,19 @@ qemuBuildIOThreadCommandLine(virCommandPtr cmd,
     if (def->niothreadids == 0)
         return 0;

-    /* Create iothread objects using the defined iothreadids list
-     * and the defined id and name from the list. These may be used
-     * by a disk definition which will associate to an iothread by
-     * supplying a value of an id from the list
-     */
     for (i = 0; i < def->niothreadids; i++) {
+        g_autoptr(virJSONValue) props = NULL;
+        g_auto(virBuffer) buf = VIR_BUFFER_INITIALIZER;
+        g_autofree char *alias = g_strdup_printf("iothread%u", def->iothreadids[i]->iothread_id);
+
+        if (qemuMonitorCreateObjectProps(&props, "iothread", alias, NULL) < 0)
+            return -1;
+
+        if (virQEMUBuildObjectCommandlineFromJSON(&buf, props) < 0)
+            return -1;
+
         virCommandAddArg(cmd, "-object");
-        virCommandAddArgFormat(cmd, "iothread,id=iothread%u",
-                               def->iothreadids[i]->iothread_id);
+        virCommandAddArgBuffer(cmd, &buf);
     }

     return 0;
-- 
2.29.2