[SPARK-48708][CORE] Remove three unnecessary type registrations from KryoSerializer
#47080
+0
−3
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What changes were proposed in this pull request?
This pr aims to remove three unnecessary type registrations from
KryoSerializer
, they includeNone
,Nil
, andscala.collection.immutable.$colon$colon
.Why are the changes needed?
The types that have been cleaned up are already registered in
ScalaKryoInstantiator
, so there is no need to register them again in Spark.https://github.com/twitter/chill/blame/0a34e50f742ab74598c81f153cfe8ad90bf3a859/chill-scala/src/main/scala/com/twitter/chill/ScalaKryoInstantiator.scala#L238-L241
Does this PR introduce any user-facing change?
No
How was this patch tested?
Exist test: "Bug: SPARK-10251" in
org.apache.spark.serializer.KryoSerializerSuite
Was this patch authored or co-authored using generative AI tooling?
No