kernel: printk: Add non exported function for clearing the log ring buffer

Signed-off-by: San Mehat <san@google.com>

diff --git a/kernel/printk.c b/kernel/printk.c
index 2d594092d3e16c42b33886acad2935926d974c39..48ce53f5bb0aea396efda118ba0ebf54f2944301 100644 (file)
--- a/kernel/printk.c
+++ b/kernel/printk.c
@@ -273,6 +273,14 @@ 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.
  */