+clib_error_t *
+set_hw_interface_tx_queue (u32 hw_if_index, u32 queue_id, uword *bitmap)
+{
+ vnet_main_t *vnm = vnet_get_main ();
+ vnet_device_main_t *vdm = &vnet_device_main;
+ vnet_hw_interface_t *hw;
+ vnet_hw_if_tx_queue_t *txq;
+ u32 queue_index;
+ u32 thread_index;
+
+ hw = vnet_get_hw_interface (vnm, hw_if_index);
+
+ /* highest set bit in bitmap should not exceed last worker thread index */
+ thread_index = clib_bitmap_last_set (bitmap);
+ if ((thread_index != ~0) && (thread_index > vdm->last_worker_thread_index))
+ return clib_error_return (0, "please specify valid thread(s)");
+
+ queue_index =
+ vnet_hw_if_get_tx_queue_index_by_id (vnm, hw_if_index, queue_id);
+ if (queue_index == ~0)
+ return clib_error_return (0, "unknown queue %u on interface %s", queue_id,
+ hw->name);
+
+ txq = vnet_hw_if_get_tx_queue (vnm, queue_index);
+
+ // free the existing bitmap
+ if (clib_bitmap_count_set_bits (txq->threads))
+ {
+ txq->shared_queue = 0;
+ clib_bitmap_free (txq->threads);
+ }
+
+ clib_bitmap_foreach (thread_index, bitmap)
+ vnet_hw_if_tx_queue_assign_thread (vnm, queue_index, thread_index);
+
+ vnet_hw_if_update_runtime_data (vnm, hw_if_index);
+ return 0;
+}
+
+static clib_error_t *
+set_interface_tx_queue (vlib_main_t *vm, unformat_input_t *input,
+ vlib_cli_command_t *cmd)
+{
+ clib_error_t *error = 0;
+ unformat_input_t _line_input, *line_input = &_line_input;
+ vnet_main_t *vnm = vnet_get_main ();
+ u32 hw_if_index = (u32) ~0;
+ u32 queue_id = (u32) 0;
+ uword *bitmap = 0;
+
+ if (!unformat_user (input, unformat_line_input, line_input))
+ return 0;
+
+ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (line_input, "%U", unformat_vnet_hw_interface, vnm,
+ &hw_if_index))
+ ;
+ else if (unformat (line_input, "queue %d", &queue_id))
+ ;
+ else if (unformat (line_input, "threads %U", unformat_bitmap_list,
+ &bitmap))
+ ;
+ else
+ {
+ error = clib_error_return (0, "parse error: '%U'",
+ format_unformat_error, line_input);
+ unformat_free (line_input);
+ return error;
+ }
+ }
+
+ unformat_free (line_input);
+
+ if (hw_if_index == (u32) ~0)
+ {
+ error = clib_error_return (0, "please specify valid interface name");
+ goto error;
+ }
+
+ error = set_hw_interface_tx_queue (hw_if_index, queue_id, bitmap);
+
+error:
+ clib_bitmap_free (bitmap);
+ return (error);
+}
+
+VLIB_CLI_COMMAND (cmd_set_if_tx_queue, static) = {
+ .path = "set interface tx-queue",
+ .short_help = "set interface tx-queue <interface> queue <n> "
+ "[threads <list>]",
+ .function = set_interface_tx_queue,
+ .is_mp_safe = 1,
+};
+
+clib_error_t *
+set_interface_rss_queues (vlib_main_t * vm, u32 hw_if_index,
+ clib_bitmap_t * bitmap)
+{
+ vnet_main_t *vnm = vnet_get_main ();
+ vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, hw_if_index);
+
+ return vnet_hw_interface_set_rss_queues (vnm, hi, bitmap);
+}
+
+static clib_error_t *
+set_interface_rss_queues_fn (vlib_main_t * vm,
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
+{
+ clib_error_t *error = 0;
+ unformat_input_t _line_input, *line_input = &_line_input;
+ vnet_main_t *vnm = vnet_get_main ();
+ u32 hw_if_index = (u32) ~ 0;
+ clib_bitmap_t *bitmap = NULL;
+
+ if (!unformat_user (input, unformat_line_input, line_input))
+ return 0;
+
+ while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat
+ (line_input, "%U", unformat_vnet_hw_interface, vnm, &hw_if_index))
+ ;
+ else
+ if (unformat (line_input, "list %U", unformat_bitmap_list, &bitmap))
+ ;
+ else
+ {
+ error = clib_error_return (0, "parse error: '%U'",
+ format_unformat_error, line_input);
+ unformat_free (line_input);
+ goto done;
+ }
+ }
+
+ unformat_free (line_input);
+
+ if (hw_if_index == (u32) ~ 0)
+ {
+ error = clib_error_return (0, "please specify valid interface name");
+ goto done;
+ }
+
+ if (bitmap == NULL)
+ {
+ error = clib_error_return (0, "please specify the valid rss queues");
+ goto done;
+ }
+
+ error = set_interface_rss_queues (vm, hw_if_index, bitmap);
+
+done:
+ if (bitmap)
+ clib_bitmap_free (bitmap);
+
+ return (error);
+}
+
+/*?
+ * This command is used to set the rss queues of a given interface
+ * Not all the interfaces support this operation.
+ * To display the current rss queues, use the command
+ * '<em>show hardware-interfaces</em>'.
+ *
+ * @cliexpar
+ * Example of how to set the rss queues to 0,2-5,7 of an interface:
+ * @cliexstart{set interface rss queues VirtualFunctionEthernet18/1/0 list 0,2-5,7}
+ * @cliexend
+?*/
+/* *INDENT-OFF* */
+VLIB_CLI_COMMAND (cmd_set_interface_rss_queues,static) = {
+ .path = "set interface rss queues",
+ .short_help = "set interface rss queues <interface> <list <queue-list>>",
+ .function = set_interface_rss_queues_fn,
+};
+/* *INDENT-ON* */
+