RFR(XS): 8232616: JVMCI_lock fails to get initialized when cds is disabled

Jie Fu fujie at loongson.cn
Tue Oct 22 00:48:40 UTC 2019


Thanks Coleen for your review.

On 2019/10/22 上午2:37, coleen.phillimore at oracle.com wrote:
> Looks good to me also.
> Coleen
>
> On 10/18/19 8:35 AM, Jie Fu wrote:
>> Hi all,
>>
>> JBS:    https://bugs.openjdk.java.net/browse/JDK-8232616
>> Webrev: http://cr.openjdk.java.net/~jiefu/8232616/webrev.00/
>>
>> When cds was disabled, many tests in compiler/aot and compiler/jvmci 
>> crashed due to SIGSEGV in Mutex::unlock().
>> For the list of failing tests, please refer to the JBS.
>>
>> The reason for these crashes is that JVMCI_lock fails to get 
>> initialized when cds is disabled [1].
>>
>> I suggest to fix this bug since aot and jvmci seem not to be 
>> dependent on cds.
>> Could you please review it and give me some advice?
>>
>> Testing:
>>  - The list of failing tests due to this bug  on Linux/x64
>>  - make test TEST="tier1" CONF=server-release on Linux/x64
>>
>> Thanks a lot.
>> Best regards,
>> Jie
>>
>> [1] 
>> http://hg.openjdk.java.net/jdk/jdk/file/2e0462f4cf4e/src/hotspot/share/runtime/mutexLocker.cpp#l339
>>
>>
>



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