commit 36bde5e96ff85d2c13436014a738d11611178fc9
Author: zhaoxc0502 <zhaoxc0502@thundersoft.com>
Date:   Thu Jun 16 17:14:03 2022 +0800

    linux_kernel
    
    Change-Id: I86d70a3d88e61dd224c878c5c9c33defffaf0102

diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c
index cc4dc2857..917c0993b 100644
--- a/kernel/time/timekeeping.c
+++ b/kernel/time/timekeeping.c
@@ -1288,6 +1288,22 @@ int get_device_system_crosststamp(int (*get_time_fn)
 }
 EXPORT_SYMBOL_GPL(get_device_system_crosststamp);
 
+/**
+ * do_gettimeofday - Returns the time of day in a timeval
+ * @tv:		pointer to the timeval to be set
+ *
+ * NOTE: Users should be converted to using getnstimeofday()
+ */
+void do_gettimeofday(struct old_timeval32 *tv)
+{
+	struct timespec64 now;
+
+	ktime_get_real_ts64(&now);
+	tv->tv_sec = now.tv_sec;
+	tv->tv_usec = now.tv_nsec/1000;
+}
+EXPORT_SYMBOL(do_gettimeofday);
+
 /**
  * do_settimeofday64 - Sets the time of day.
  * @ts:     pointer to the timespec64 variable containing the new time