From c18ca96d1c2ef02153ce9fb22386b4e8a44b60e9 Mon Sep 17 00:00:00 2001
From: wuchangsheng <wuchangsheng2@huawei.com>
Date: Fri, 30 Dec 2022 11:34:31 +0800
Subject: [PATCH] expand recv mbox size

---
 src/core/tcp_out.c     | 6 +++---
 src/include/lwipopts.h | 2 +-
 src/include/lwipsock.h | 2 --
 3 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/src/core/tcp_out.c b/src/core/tcp_out.c
index 4feeb69..f84ff57 100644
--- a/src/core/tcp_out.c
+++ b/src/core/tcp_out.c
@@ -1476,9 +1476,9 @@ tcp_output(struct tcp_pcb *pcb)
   if (get_eth_params_tx_ol() & DEV_TX_OFFLOAD_TCP_TSO) {
     while(seg && send_len < 0xffff) {
       /**
-       * 1）遍历unsent队列，找到所有的待发送seg. 将seg的buf串起来
-       * 2) 生成新的seg, 调用tcp_output_segment, 新的seg释放掉
-       * 3) 若成功，则更新snd_nxt, unacked队列，和unsent队列。 
+       * 1) walk unsent queue, find all seg witch wait to send. chain buf in these segs.
+       * 2) create new segment, send and free new segment.
+       * 3) update snd_nxt, unacked queue, and unsent queue
        */
       struct tcp_seg *start_seg = seg;
       struct pbuf *first_pbuf = NULL;
diff --git a/src/include/lwipopts.h b/src/include/lwipopts.h
index 405cf11..fedded9 100644
--- a/src/include/lwipopts.h
+++ b/src/include/lwipopts.h
@@ -113,7 +113,7 @@
 
 #define LWIP_NETIF_API 1
 
-#define DEFAULT_TCP_RECVMBOX_SIZE 128
+#define DEFAULT_TCP_RECVMBOX_SIZE 4096
 
 #define DEFAULT_ACCEPTMBOX_SIZE 1024
 
diff --git a/src/include/lwipsock.h b/src/include/lwipsock.h
index fef5b6d..a807e3e 100644
--- a/src/include/lwipsock.h
+++ b/src/include/lwipsock.h
@@ -104,12 +104,10 @@ struct lwip_sock {
   char pad1 __rte_cache_aligned;
   /* app and stack thread all use */
   uint32_t in_send; /* avoid sock too much send rpc msg*/
-  bool read_wait;
   char pad2 __rte_cache_aligned;
   /* stack thread all use */
   struct list_node recv_list;
   struct list_node send_list;
-  struct pbuf *lwip_lastdata;
   struct pbuf *send_lastdata;
   struct pbuf *send_pre_del;
 
-- 
2.8.4.windows.1

