Raise rlimit in loader.

src/xdpfw_loader.c

@@ -7,6 +7,7 @@
 #include <inttypes.h>
 #include <time.h>
 #include <getopt.h>
+#include <sys/resource.h>
 
 #include <net/if.h>
 #include <linux/if_link.h>
@@ -276,6 +277,16 @@ int main(int argc, char *argv[])
         return EXIT_SUCCESS;
     }
 
+    // Raise RLimit.
+    struct rlimit rl = {RLIM_INFINITY, RLIM_INFINITY};
+
+    if (setrlimit(RLIMIT_MEMLOCK, &rl)) 
+    {
+        fprintf(stderr, "Error setting rlimit.\n");
+
+        return EXIT_FAILURE;
+    }
+
     // Check for --config argument.
     if (configFile == NULL)
     {