From b9f5bf7d911bc5259104060eceb3b37c1f6ced4b Mon Sep 17 00:00:00 2001
From: chinky <chinky@163.com>
Date: Thu, 30 Mar 2023 11:25:18 +0800
Subject: [PATCH] =?UTF-8?q?[libc]=E4=BC=98=E5=8C=96usleep=E5=87=BD?=
 =?UTF-8?q?=E6=95=B0?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 components/libc/posix/delay/delay.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/components/libc/posix/delay/delay.c b/components/libc/posix/delay/delay.c
index 564291328c..de8b9bbf76 100644
--- a/components/libc/posix/delay/delay.c
+++ b/components/libc/posix/delay/delay.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2021, RT-Thread Development Team
+ * Copyright (c) 2006-2023, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
@@ -66,12 +66,12 @@ int usleep(useconds_t usec)
     if (rt_thread_self() != RT_NULL)
     {
         msleep(usec / 1000u);
+        udelay(usec % 1000u);
     }
     else  /* scheduler has not run yet */
     {
-        udelay(usec / 1000u * 1000u);
+        udelay(usec);
     }
-    udelay(usec % 1000u);
 
     return 0;
 }
-- 
GitLab