From 5f3eb62be9022a53f25ee2fdbfd1e13e659a4627 Mon Sep 17 00:00:00 2001
From: Pim van Pelt <pim@ipng.nl>
Date: Sun, 20 Feb 2022 19:19:58 +0000
Subject: [PATCH] Reduce resource usage on virtio polling, also avoid potential
 (undiagnosed) dataplane lockup when running multiple threads: just poll with
 one RX queue per TAP

---
 lcpng_interface.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lcpng_interface.c b/lcpng_interface.c
index 8edea21..5df1c39 100644
--- a/lcpng_interface.c
+++ b/lcpng_interface.c
@@ -942,7 +942,7 @@ lcp_itf_pair_create (u32 phy_sw_if_index, u8 *host_if_name,
   else
     {
       tap_create_if_args_t args = {
-	.num_rx_queues = clib_max (1, vlib_num_workers ()),
+	.num_rx_queues = 1,
 	.id = hw->hw_if_index,
 	.sw_if_index = ~0,
 	.rx_ring_sz = 256,