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8056240: Investigate increased GC remark time after class unloading changes in CRM Fuse

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Reviewed-by: mgerdin, coleenp, bdelsart
This commit is contained in:
Stefan Karlsson 2014-10-02 10:55:36 +02:00
parent 1055ae0436
commit d410f19961
19 changed files with 506 additions and 68 deletions
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7
hotspot/src/share/vm/oops/method.cpp
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@ -1862,9 +1862,12 @@ Method* Method::checked_resolve_jmethod_id(jmethodID mid) {
void Method::set_on_stack(const bool value) {
// Set both the method itself and its constant pool. The constant pool
// on stack means some method referring to it is also on the stack.
_access_flags.set_on_stack(value);
constants()->set_on_stack(value);
if (value) MetadataOnStackMark::record(this);
bool succeeded = _access_flags.set_on_stack(value);
if (value && succeeded) {
MetadataOnStackMark::record(this, Thread::current());
}
}
// Called when the class loader is unloaded to make all methods weak.