From b087c17af674dc09dc03737a21373682e1661571 Mon Sep 17 00:00:00 2001
From: 0xAX <0xAX@users.noreply.github.com>
Date: Sun, 25 Oct 2015 20:12:41 +0600
Subject: [PATCH] Update SUMMARY.md

---
 SUMMARY.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/SUMMARY.md b/SUMMARY.md
index fc0737f..7b983eb 100644
--- a/SUMMARY.md
+++ b/SUMMARY.md
@@ -37,6 +37,7 @@
     * [Introduction](Timers/timers-1.md)
     * [Clocksource framework](Timers/timers-2.md)
     * [The tick broadcast framework and dyntick](Timers/timers-3.md)
+    * [Introduction to timers](Timers/timers-4.md)
 * [Memory management](mm/README.md)
     * [Memblock](mm/linux-mm-1.md)
     * [Fixmaps and ioremap](mm/linux-mm-2.md)