svm_fifo rework to avoid contention on cursize

[vpp.git] / src / vnet / udp / udp_input.c

diff --git a/src/vnet/udp/udp_input.c b/src/vnet/udp/udp_input.c
index db634cb..52c29d7 100644 (file)
--- a/src/vnet/udp/udp_input.c
+++ b/src/vnet/udp/udp_input.c
@@ -229,7 +229,7 @@ udp46_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
 
          if (!uc0->is_connected)
            {
-             if (svm_fifo_max_enqueue (s0->rx_fifo)
+             if (svm_fifo_max_enqueue_prod (s0->rx_fifo)
                  < b0->current_length + sizeof (session_dgram_hdr_t))
                {
                  error0 = UDP_ERROR_FIFO_FULL;
@@ -255,7 +255,8 @@ udp46_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
            }
          else
            {
-             if (svm_fifo_max_enqueue (s0->rx_fifo) < b0->current_length)
+             if (svm_fifo_max_enqueue_prod (s0->rx_fifo) <
+                 b0->current_length)
                {
                  error0 = UDP_ERROR_FIFO_FULL;
                  goto trace0;