From fb2c23cc1be1171a70f650d2de6c7dad7539d2db Mon Sep 17 00:00:00 2001
From: wu-changsheng <wuchangsheng2@huawei.com>
Date: Sat, 12 Nov 2022 16:58:10 +0800
Subject: [PATCH 13/20] revert write usleep

---
 src/lstack/core/lstack_lwip.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/src/lstack/core/lstack_lwip.c b/src/lstack/core/lstack_lwip.c
index 0437187..087d09b 100644
--- a/src/lstack/core/lstack_lwip.c
+++ b/src/lstack/core/lstack_lwip.c
@@ -307,10 +307,6 @@ ssize_t write_stack_data(struct lwip_sock *sock, const void *buf, size_t len)
         sock->wakeup->stat.app_write_cnt += send_pkt;
     }
 
-    if (send_len == 0) {
-        /* 100: give up cpu to other threads, when send_ring is full */
-        usleep(100);
-    }
     return send_len;
 }
 
-- 
2.23.0