--- /usr/src/dpdk-rte-kni-18.11.2/ethtool/ixgbe/kcompat.h.orig  2019-10-21 06:28:21.836948458 +0000
+++ /usr/src/dpdk-rte-kni-18.11.2/ethtool/ixgbe/kcompat.h       2019-10-21 08:45:32.242857573 +0000
@@ -235,9 +235,11 @@
 #define node_online(node) ((node) == 0)
 #endif
 
+#if ( LINUX_VERSION_CODE < KERNEL_VERSION(5,4,0) )
 #ifndef num_online_cpus
 #define num_online_cpus() smp_num_cpus
 #endif
+#endif
 
 #ifndef cpu_online
 #define cpu_online(cpuid) test_bit((cpuid), &cpu_online_map)
--- /usr/src/dpdk-rte-kni-18.11.2/ethtool/igb/kcompat.h.orig    2019-10-21 06:28:26.704963042 +0000
+++ /usr/src/dpdk-rte-kni-18.11.2/ethtool/igb/kcompat.h 2019-10-21 08:45:36.050878216 +0000
@@ -218,9 +218,11 @@
 #define node_online(node) ((node) == 0)
 #endif
 
+#if ( LINUX_VERSION_CODE < KERNEL_VERSION(5,4,0) )
 #ifndef num_online_cpus
 #define num_online_cpus() smp_num_cpus
 #endif
+#endif
 
 #ifndef cpu_online
 #define cpu_online(cpuid) test_bit((cpuid), &cpu_online_map)