1051         error_setg(errp, "Need a root block node");  in qmp_get_root_bs()
1094 void qmp_blockdev_snapshot(const char *node, const char *overlay,  in qmp_blockdev_snapshot()  argument
1098         .node = (char *) node,  in qmp_blockdev_snapshot()
1245             error_setg(errp, "Block node of device '%s' unexpectedly changed",  in internal_snapshot_action()
1371     /* Device and node name of the image to generate the snapshot from */  in external_snapshot_action()
1393             device = s->node;  in external_snapshot_action()
1394             node_name = s->node;  in external_snapshot_action()
1430             error_setg(errp, "Block node of device '%s' unexpectedly changed",  in external_snapshot_action()
1450             error_setg_errno(errp, -ret, "Write to node '%s' failed",  in external_snapshot_action()
1463             error_setg(errp, "New overlay node-name missing");  in external_snapshot_action()
1469             error_setg(errp, "New overlay node-name already in use");  in external_snapshot_action()
1500             qdict_put_str(options, "node-name", snapshot_node_name);  in external_snapshot_action()
1540      * Older QEMU versions have allowed adding an active parent node to an  in external_snapshot_action()
1541      * inactive child node. This is unsafe in the general case, but there is an  in external_snapshot_action()
1933     qmp_block_dirty_bitmap_add(action->node, action->name,  in block_dirty_bitmap_add_action()
1940         state->bitmap = block_dirty_bitmap_lookup(action->node, action->name,  in block_dirty_bitmap_add_action()
1971     state->bitmap = block_dirty_bitmap_lookup(action->node,  in block_dirty_bitmap_clear_action()
2015     state->bitmap = block_dirty_bitmap_lookup(action->node,  in block_dirty_bitmap_enable_action()
2053     state->bitmap = block_dirty_bitmap_lookup(action->node,  in block_dirty_bitmap_disable_action()
2091     state->bitmap = block_dirty_bitmap_merge(action->node, action->target,  in block_dirty_bitmap_merge_action()
2112     state->bitmap = block_dirty_bitmap_remove(action->node, action->name,  in block_dirty_bitmap_remove_action()
2283 BlockDirtyBitmapSha256 *qmp_x_debug_block_dirty_bitmap_sha256(const char *node,  in qmp_x_debug_block_dirty_bitmap_sha256()  argument
2292     bitmap = block_dirty_bitmap_lookup(node, name, &bs, errp);  in qmp_x_debug_block_dirty_bitmap_sha256()
2373         error_setg(errp, "'base' and 'base-node' cannot be specified "  in qmp_block_stream()
2385         error_setg(errp, "'bottom' and 'base-node' cannot be specified "  in qmp_block_stream()
2421             error_setg(errp, "Node '%s' is not a backing image of '%s'",  in qmp_block_stream()
2436             error_setg(errp, "Node '%s' is not open", bottom);  in qmp_block_stream()
2440             error_setg(errp, "Node '%s' is a filter, use a non-filter node "  in qmp_block_stream()
2445             error_setg(errp, "Node '%s' is not in a chain starting from '%s'",  in qmp_block_stream()
2566         error_setg(errp, "'top-node' and 'top' are mutually exclusive");  in qmp_block_commit()
2596         error_setg(errp, "'base-node' and 'base' are mutually exclusive");  in qmp_block_commit()
2640      * WRITE permission on the top node.  Historically, we have always  in qmp_block_commit()
2643      * to later attach this node to a writing parent.  in qmp_block_commit()
2955                              "Failed to query the replacement node's size");  in blockdev_mirror_common()
2965     /* pass the node name to replace to mirror start since it's loose coupling  in blockdev_mirror_common()
2966      * and will allow to check whether the node still exist at mirror completion  in blockdev_mirror_common()
3029             error_setg(errp, "a node-name must be provided when replacing a"  in qmp_drive_mirror()
3030                              " named node of the graph");  in qmp_drive_mirror()
3084         qdict_put_str(options, "node-name", arg->node_name);  in qmp_drive_mirror()
3428     if (!qdict_get_try_str(qdict, "node-name")) {  in qmp_blockdev_add()
3429         error_setg(errp, "'node-name' must be specified for the root node");  in qmp_blockdev_add()
3456         /* Check for the selected node name */  in qmp_blockdev_reopen()
3458             error_setg(errp, "node-name not specified");  in qmp_blockdev_reopen()
3464             error_setg(errp, "Failed to find node with node-name='%s'",  in qmp_blockdev_reopen()
3499         error_setg(errp, "Failed to find node with node-name='%s'", node_name);  in qmp_blockdev_del()
3503         error_setg(errp, "Node %s is in use", node_name);  in qmp_blockdev_del()
3512         error_setg(errp, "Node %s is not owned by the monitor",  in qmp_blockdev_del()
3553         error_setg(errp, "Failed to find node with node-name='%s'",  in qmp_blockdev_set_active()
3585                            const char *node, Error **errp)  in qmp_x_blockdev_change()  argument
3597     if (!child == !node) {  in qmp_x_blockdev_change()
3599             error_setg(errp, "The parameters child and node are in conflict");  in qmp_x_blockdev_change()
3601             error_setg(errp, "Either child or node must be specified");  in qmp_x_blockdev_change()
3609             error_setg(errp, "Node '%s' does not have child '%s'",  in qmp_x_blockdev_change()
3616     if (node) {  in qmp_x_blockdev_change()
3617         new_bs = bdrv_find_node(node);  in qmp_x_blockdev_change()
3619             error_setg(errp, "Node '%s' not found", node);  in qmp_x_blockdev_change()
3665         error_setg(errp, "Failed to find node with node-name='%s'", node_name);  in qmp_x_blockdev_set_iothread()
3671         error_setg(errp, "Node %s is associated with a BlockBackend and could "  in qmp_x_blockdev_set_iothread()