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8337546: Remove unused GCCause::_adaptive_size_policy

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Reviewed-by: tschatzl, kbarrett
This commit is contained in:
Albert Mingkun Yang 2024-08-01 07:28:29 +00:00
parent 65646b5f81
commit cf1230a5f7
4 changed files with 2 additions and 13 deletions
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3
src/hotspot/share/gc/shared/gcCause.cpp
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@ -78,9 +78,6 @@ const char* GCCause::to_string(GCCause::Cause cause) {
case _metadata_GC_clear_soft_refs:
return "Metadata GC Clear Soft References";
case _adaptive_size_policy:
return "Ergonomics";
case _g1_inc_collection_pause:
return "G1 Evacuation Pause";

8
src/hotspot/share/gc/shared/gcCause.hpp
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@ -66,8 +66,6 @@ class GCCause : public AllStatic {
_metadata_GC_threshold,
_metadata_GC_clear_soft_refs,
_adaptive_size_policy,
_g1_inc_collection_pause,
_g1_compaction_pause,
_g1_humongous_allocation,
@ -110,20 +108,16 @@ class GCCause : public AllStatic {
// Causes for collection of the tenured gernation
inline static bool is_tenured_allocation_failure_gc(GCCause::Cause cause) {
// _adaptive_size_policy for a full collection after a young GC
// _allocation_failure is the generic cause a collection which could result
// in the collection of the tenured generation if there is not enough space
// in the tenured generation to support a young GC.
return (cause == GCCause::_adaptive_size_policy ||
cause == GCCause::_allocation_failure);
return cause == GCCause::_allocation_failure;
}
// Causes for collection of the young generation
inline static bool is_allocation_failure_gc(GCCause::Cause cause) {
// _allocation_failure is the generic cause a collection for allocation failure
// _adaptive_size_policy is for a collection done before a full GC
return (cause == GCCause::_allocation_failure ||
cause == GCCause::_adaptive_size_policy ||
cause == GCCause::_shenandoah_allocation_failure_evac);
}

2
src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/gc/shared/GCCause.java
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@ -48,8 +48,6 @@ public enum GCCause {
_metadata_GC_threshold ("Metadata GC Threshold"),
_metadata_GC_clear_soft_refs ("Metadata GC Clear Soft References"),
_adaptive_size_policy ("Ergonomics"),
_g1_inc_collection_pause ("G1 Evacuation Pause"),
_g1_compaction_pause ("G1 Compaction Pause"),
_g1_humongous_allocation ("G1 Humongous Allocation"),

2
test/jdk/jdk/jfr/event/gc/collection/TestGCCauseWithParallelOld.java
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@ -39,7 +39,7 @@ public class TestGCCauseWithParallelOld {
String testID = "ParallelOld";
String[] vmFlags = {"-XX:+UseParallelGC"};
String[] gcNames = {GCHelper.gcParallelScavenge, GCHelper.gcParallelOld};
String[] gcCauses = {"Allocation Failure", "Ergonomics", "System.gc()", "GCLocker Initiated GC"};
String[] gcCauses = {"Allocation Failure", "System.gc()", "GCLocker Initiated GC"};
GCGarbageCollectionUtil.test(testID, vmFlags, gcNames, gcCauses);
}
}