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8213150: Add verification for locking by VMThread

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Extend verification for all locking not just VMOperations, and fix CLDG lock to not be taken by VM thread.

Reviewed-by: rehn, dholmes
This commit is contained in:
Coleen Phillimore 2019-09-24 10:12:56 -04:00
parent 11d43732bc
commit e49e9292d3
14 changed files with 148 additions and 125 deletions
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2
src/hotspot/share/runtime/vmThread.cpp
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@ -669,7 +669,7 @@ void VMThread::execute(VM_Operation* op) {
bool concurrent = op->evaluate_concurrently();
// only blocking VM operations need to verify the caller's safepoint state:
if (!concurrent) {
t->check_for_valid_safepoint_state(true);
t->check_for_valid_safepoint_state();
}
// New request from Java thread, evaluate prologue