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8073500: Prevent certain commercial flags from being changed at runtime

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Implement new writeable mechanism for flag control

Reviewed-by: coleenp, iklam
This commit is contained in:
Gerard Ziemski 2016-05-10 12:10:21 -05:00
parent 9127a0961b
commit a991801b42
29 changed files with 699 additions and 140 deletions
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3
hotspot/src/share/vm/runtime/thread.cpp
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@ -60,6 +60,7 @@
#include "runtime/atomic.inline.hpp"
#include "runtime/biasedLocking.hpp"
#include "runtime/commandLineFlagConstraintList.hpp"
#include "runtime/commandLineFlagWriteableList.hpp"
#include "runtime/commandLineFlagRangeList.hpp"
#include "runtime/deoptimization.hpp"
#include "runtime/fprofiler.hpp"
@ -3544,6 +3545,8 @@ jint Threads::create_vm(JavaVMInitArgs* args, bool* canTryAgain) {
return JNI_EINVAL;
}
CommandLineFlagWriteableList::mark_startup();
if (PauseAtStartup) {
os::pause();
}