Add back comment that was accidentally removed (minor)

andrewor14 · andrewor14 · commit 07fc7f0a8870 · 2014-04-22T17:28:54.000-07:00
diff --git a/core/src/main/scala/org/apache/spark/rdd/RDD.scala b/core/src/main/scala/org/apache/spark/rdd/RDD.scala
@@ -255,6 +255,8 @@ abstract class RDD[T: ClassTag](
     }
 
     visit(this)
+
+    // In case there is a cycle, do not include the root itself
     ancestors.filterNot(_ == this).toSeq
   }
 

Original file line number	Diff line number	Diff line change
`@@ -255,6 +255,8 @@ abstract class RDD[T: ClassTag](`
`255`	`255`	`}`
`256`	`256`
`257`	`257`	`visit(this)`
	`258`	`+`
	`259`	`+ // In case there is a cycle, do not include the root itself`
`258`	`260`	`ancestors.filterNot(_ == this).toSeq`
`259`	`261`	`}`
`260`	`262`