OpenJDK / jdk / jdk
changeset 56005:21dccfac0ec5
8224666: Parallel GC: Use WorkGang (8: obsolete and remove flags)
Reviewed-by: stefank, kbarrett, tschatzl
| author | lkorinth |
|---|---|
| date | Fri, 16 Aug 2019 09:18:41 +0200 |
| parents | 5cbc3bd9fdfd |
| children | 90ead0febf56 |
| files | src/hotspot/share/gc/shared/gc_globals.hpp src/hotspot/share/runtime/arguments.cpp |
| diffstat | 2 files changed, 2 insertions(+), 13 deletions(-) [+] |
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--- a/src/hotspot/share/gc/shared/gc_globals.hpp Fri Aug 16 09:18:38 2019 +0200 +++ b/src/hotspot/share/gc/shared/gc_globals.hpp Fri Aug 16 09:18:41 2019 +0200 @@ -680,12 +680,6 @@ product(bool, DisableExplicitGC, false, \ "Ignore calls to System.gc()") \ \ - product(bool, BindGCTaskThreadsToCPUs, false, \ - "Bind GCTaskThreads to CPUs if possible") \ - \ - product(bool, UseGCTaskAffinity, false, \ - "Use worker affinity when asking for GCTasks") \ - \ product(bool, PrintGC, false, \ "Print message at garbage collection. " \ "Deprecated, use -Xlog:gc instead.") \
--- a/src/hotspot/share/runtime/arguments.cpp Fri Aug 16 09:18:38 2019 +0200 +++ b/src/hotspot/share/runtime/arguments.cpp Fri Aug 16 09:18:41 2019 +0200 @@ -553,6 +553,8 @@ { "SharedMiscDataSize", JDK_Version::undefined(), JDK_Version::jdk(10), JDK_Version::undefined() }, { "SharedMiscCodeSize", JDK_Version::undefined(), JDK_Version::jdk(10), JDK_Version::undefined() }, { "FailOverToOldVerifier", JDK_Version::undefined(), JDK_Version::jdk(14), JDK_Version::jdk(15) }, + { "BindGCTaskThreadsToCPUs", JDK_Version::undefined(), JDK_Version::jdk(14), JDK_Version::jdk(16) }, + { "UseGCTaskAffinity", JDK_Version::undefined(), JDK_Version::jdk(14), JDK_Version::jdk(16) }, #ifdef TEST_VERIFY_SPECIAL_JVM_FLAGS // These entries will generate build errors. Their purpose is to test the macros. @@ -1968,13 +1970,6 @@ return JNI_EINVAL; } - // Get around early Solaris scheduling bug - // (affinity vs other jobs on system) - // but disallow DR and offlining (5008695). - if (FLAG_SET_CMDLINE(BindGCTaskThreadsToCPUs, true) != JVMFlag::SUCCESS) { - return JNI_EINVAL; - } - return JNI_OK; }