Request for reviews (XS): 7094138: JSR 292: JRuby junit test fails in CallSite.setTargetNormal: obj->is_oop() failed: sanity check
christian.thalinger at oracle.com
Mon Oct 24 02:13:54 PDT 2011
I just remembered that there's also some code in Unsafe:
I really need to get 7087357 in...
On Oct 21, 2011, at 8:30 PM, Christian Thalinger wrote:
> On Oct 21, 2011, at 8:20 PM, Tom Rodriguez wrote:
>> Looks good. We should see if we can get this into 7u2.
> Yes, I agree. -- Chris
>> On Oct 21, 2011, at 2:17 AM, Christian Thalinger wrote:
>>> 7094138: JSR 292: JRuby junit test fails in CallSite.setTargetNormal: obj->is_oop() failed: sanity check
>>> InterpreterRuntime::resolve_get_put and
>>> MHN_setCallSiteTargetNormal/MHN_setCallSiteTargetVolatile are calling
>>> Universe::flush_dependents_on under the Compile_lock to make sure the
>>> CallSite target values don't change during a compile in flight. But
>>> both arguments for call_site and target are not held in a Handle but a
>>> plain oop. This can result in stale oops.
>>> Tested with JRuby test_respond_to.rb.
More information about the hotspot-compiler-dev