main: add dpdk version check

Signed-off-by: ywc689 <ywc689@163.com>

conf/dpvs.conf.sample

@@ -49,11 +49,6 @@ netif_defs {
             queue_number        8
             descriptor_number   1024
         }
-        fdir {
-            mode                perfect
-            pballoc             64k
-            status              matched
-        }
         ! mtu                   1500
         ! promisc_mode
         kni_name                dpdk1.kni

src/main.c

@@ -59,6 +59,13 @@ extern bool g_dpvs_pdump;
 extern int log_slave_init(void);
 
 
+static void inline dpdk_version_check(void)
+{
+#if RTE_VERSION < RTE_VERSION_NUM(20, 11, 1, 0)
+    rte_panic("The current DPVS needs dpdk-stable-20.11.1 or higher. "
+            "Try old releases if you are using earlier dpdk versions.");
+#endif
+}
 
 /*
  * the initialization order of all the modules
@@ -253,6 +260,8 @@ int main(int argc, char *argv[])
     char pql_conf_buf[LCORE_CONF_BUFFER_LEN];
     int pql_conf_buf_len = LCORE_CONF_BUFFER_LEN;
 
+    dpdk_version_check();
+
     /**
      * add application agruments parse before EAL ones.
      * use it like the following:

src/netif.c

@@ -264,7 +264,7 @@ static void fdir_mode_handler(vector_t tokens)
                 mode, "perfect");
         g_fdir_mode = RTE_FDIR_MODE_PERFECT;
     }
-    RTE_LOG(INFO, NETIF, "%s:g_fdir_mode = %s\n", mode);
+    RTE_LOG(INFO, NETIF, "g_fdir_mode = %s\n", mode);
 
     FREE_PTR(str);
 }
@@ -445,7 +445,7 @@ static void kni_name_handler(vector_t tokens)
             struct port_conf_stream, port_list_node);
 
     assert(str);
-    RTE_LOG(INFO, NETIF, "%s: kni_name = %s\n",current_device->name, str);
+    RTE_LOG(INFO, NETIF, "%s:kni_name = %s\n",current_device->name, str);
     strncpy(current_device->kni_name, str, sizeof(current_device->kni_name));
 
     FREE_PTR(str);