From dd874805678629df0fdb489644a1330ff35c94a4 Mon Sep 17 00:00:00 2001
From: Kousuke Saruta <sarutak@oss.nttdata.co.jp>
Date: Tue, 7 Oct 2014 15:54:27 +0900
Subject: [PATCH 1/2] Made header Spark log image as a link to History Server's
 top page.

---
 core/src/main/scala/org/apache/spark/ui/UIUtils.scala | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/core/src/main/scala/org/apache/spark/ui/UIUtils.scala b/core/src/main/scala/org/apache/spark/ui/UIUtils.scala
index f0006b42aee4f..aaa90ad67b362 100644
--- a/core/src/main/scala/org/apache/spark/ui/UIUtils.scala
+++ b/core/src/main/scala/org/apache/spark/ui/UIUtils.scala
@@ -216,8 +216,10 @@ private[spark] object UIUtils extends Logging {
           <div class="row-fluid">
             <div class="span12">
               <h3 style="vertical-align: middle; display: inline-block;">
-                <img src={prependBaseUri("/static/spark-logo-77x50px-hd.png")}
-                     style="margin-right: 15px;" />
+                <a style="text-decoration: none" href ={prependBaseUri("/")}>
+                  <img src={prependBaseUri("/static/spark-logo-77x50px-hd.png")}
+                       style="margin-right: 15px;" />
+                </a>
                 {title}
               </h3>
             </div>

From 908c109894cc07592220fc539f85a496d5817e4f Mon Sep 17 00:00:00 2001
From: Kousuke Saruta <sarutak@oss.nttdata.co.jp>
Date: Wed, 8 Oct 2014 07:30:22 +0900
Subject: [PATCH 2/2] Removed extra space.

---
 core/src/main/scala/org/apache/spark/ui/UIUtils.scala | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/src/main/scala/org/apache/spark/ui/UIUtils.scala b/core/src/main/scala/org/apache/spark/ui/UIUtils.scala
index aaa90ad67b362..be69060fc3bf8 100644
--- a/core/src/main/scala/org/apache/spark/ui/UIUtils.scala
+++ b/core/src/main/scala/org/apache/spark/ui/UIUtils.scala
@@ -216,7 +216,7 @@ private[spark] object UIUtils extends Logging {
           <div class="row-fluid">
             <div class="span12">
               <h3 style="vertical-align: middle; display: inline-block;">
-                <a style="text-decoration: none" href ={prependBaseUri("/")}>
+                <a style="text-decoration: none" href={prependBaseUri("/")}>
                   <img src={prependBaseUri("/static/spark-logo-77x50px-hd.png")}
                        style="margin-right: 15px;" />
                 </a>