diff --git a/kernel/printk.c b/kernel/printk.c
index 5c3880d58f2..f1bb173f274 100644
--- a/kernel/printk.c
+++ b/kernel/printk.c
@@ -305,6 +305,14 @@ static int log_buf_get_len(void)
 	return logged_chars;
 }
 
+/*
+ * Clears the ring-buffer
+ */
+void log_buf_clear(void)
+{
+	logged_chars = 0;
+}
+
 /*
  * Copy a range of characters from the log buffer.
  */