qemu: block: Always assume support for 'block-export-add'

'block-export-add' QMP command which replaces 'nbd-server-add' was
introduced in qemu-5.2. We can thus drop the old code now.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>

diff --git a/src/qemu/qemu_block.c b/src/qemu/qemu_block.c
index 3ed279af28bb3cae5f749f6b431d7b71ac528863..27ef1b8375f484992fb22293699bade4ce0a3d9e 100644 (file)
--- a/src/qemu/qemu_block.c
+++ b/src/qemu/qemu_block.c
@@ -3642,9 +3642,6 @@ qemuBlockExportGetNBDProps(const char *nodename,
  * @writable: whether the NBD export allows writes
  * @bitmap: (optional) block dirty bitmap to export along
  *
- * This function automatically selects the proper invocation of exporting a
- * block backend via NBD in qemu.
- *
  * This function must be called while in the monitor context.
  */
 int
@@ -3658,10 +3655,6 @@ qemuBlockExportAddNBD(virDomainObj *vm,
     g_autoptr(virJSONValue) nbdprops = NULL;
     const char *bitmaps[2] = { bitmap, NULL };
 
-    if (!virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_BLOCK_EXPORT_ADD))
-        return qemuMonitorNBDServerAdd(priv->mon, qemuBlockStorageSourceGetEffectiveNodename(src),
-                                       exportname, writable, bitmap);
-
     if (!(nbdprops = qemuBlockExportGetNBDProps(qemuBlockStorageSourceGetEffectiveNodename(src),
                                                 exportname, writable, bitmaps)))
         return -1;