RFR(S) 8240481: Remove CDS usage of InstanceKlass::is_in_error_state

[Yumin Qi]

Hi, Calvin


   Looks good to me.

Thanks

Yumin

On 3/4/20 1:47 PM, Calvin Cheung wrote:
> Hi Ioi,
>
> Thanks for your review.
>
> I've updated systemDictionaryShared.cpp with your suggestions:
>
> http://cr.openjdk.java.net/~ccheung/jdk15/8240481/webrev.01/src/hotspot/share/classfile/systemDictionaryShared.cpp.sdiff.html 
>
>
> I also added 2 asserts to the following:
>
> 1207   if (_dumptime_table == NULL) return false;
>
> It now becomes:
>
> 1211   if (_dumptime_table == NULL) {
> 1212     assert(DynamicDumpSharedSpaces, "sanity");
> 1213     assert(ik->is_shared(), "must be a shared class in the static 
> archive");
> 1214     return false;
> 1215   }
>
> thanks,
>
> Calvin
>
> On 3/4/20 10:15 AM, Ioi Lam wrote:
>> Hi Calvin,
>>
>> Looks good to me. Just one nit:
>>
>>
>> 1131     warn_excluded(k, "Failed verification");
>>
>> I think this should be
>>
>> if (has_class_failed_verification(k)) {
>>   warn_excluded(k, "Failed verification");
>> } else {
>>   warn_excluded(k, "Not linked");
>> }
>>
>> Thanks
>>
>> On 3/3/20 9:23 PM, Calvin Cheung wrote:
>>> JBS: https://bugs.openjdk.java.net/browse/JDK-8240481
>>>
>>> webrev: http://cr.openjdk.java.net/~ccheung/jdk15/8240481/webrev.00/
>>>
>>> Changes include:
>>>
>>> 1. A bool _fail_verification will be added to the 
>>> DumpTimeSharedClassInfo to indicate a class has failed verification.
>>>    Helper functions will be added to SystemDictionaryShared to set 
>>> and get the above bool field.
>>>    SystemDictionaryShared::set_class_has_failed_verification(ik) 
>>> will be called instead of ik->set_in_error_state().
>>>    SystemDictionaryShared::has_class_failed_verification(ik) will be 
>>> called instead of ik->is_in_error_state().
>>>
>>>
>>> 2. The class CheckSharedClassesClosure and related code will be 
>>> removed as similar work is already done in 
>>> SystemDictionaryShared::check_excluded_classes().
>>>
>>> Passed tier1 - 4 tests.
>>>
>>> thanks,
>>> Calvin
>>