anchao commented on code in PR #12431:
URL: https://github.com/apache/nuttx/pull/12431#discussion_r1621726708
##########
net/netdev/netdev_iob.c:
##########
@@ -84,6 +84,43 @@ int netdev_iob_prepare(FAR struct net_driver_s *dev, bool
throttled,
return OK;
}
+/****************************************************************************
+ * Name: netdev_iob_prepare_dynamic
+ *
+ * Description:
+ * Pre-alloc the iob for the data to be sent.
+ *
+ * Assumptions:
+ * The caller has locked the network.
+ *
+ ****************************************************************************/
+
+#ifdef CONFIG_IOB_ALLOC
+void netdev_iob_prepare_dynamic(FAR struct net_driver_s *dev, uint16_t size)
+{
+ FAR struct iob_s *iob = NULL;
Review Comment:
```suggestion
FAR struct iob_s *iob;
```
##########
net/Kconfig:
##########
@@ -146,6 +146,13 @@ config NET_LL_GUARDSIZE
the L2/L3 (MAC/IP) data on Network layer, which will be
beneficial
to L3 network layer protocol transparent transmission and
forwarding
+config NET_JUMBO_FRAME
Review Comment:
do we have the jumbo frame user case on real hardware device?
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