RFR 8213751: ClassLoaderDataGraph::cld_do() should sometimes require CLDG_lock

[Robbin Ehn]

On 11/16/18 7:48 AM, Erik Österlund wrote:
> Hi Coleen,
> 
> Looks good.

+1

/Robbin

> 
> Thanks,
> /Erik
> 
> On 2018-11-15 23:50, coleen.phillimore at oracle.com wrote:
>>
>> ErikO and I had some offline conversation about the function naming, and 
>> decided on cld_do() to follow all CLDs and loaded_cld_do() to only follow the 
>> loaded CLDS, so I've reverted some of the GC cld_oops_do() changes.  Also 
>> always_strong_loaded_cld_do() doesn't make sense, so I removed that.
>>
>> Incremental (somewhat of a revert) 
>> http://cr.openjdk.java.net/~coleenp/8213751.02.incr/webrev/index.html
>> Full: http://cr.openjdk.java.net/~coleenp/8213751.02/webrev/index.html
>>
>> Reran serviceability tests and JFR tests.
>>
>> Thanks,
>> Coleen
>>
>> On 11/14/18 7:44 AM, coleen.phillimore at oracle.com wrote:
>>> Summary: Give GC own version of cld_oops_do and use cld_do for runtime calls.
>>>
>>> This also adds a NoSafepointVerifier in the CLDG iterator.
>>>
>>> Tested with hs-tier1-3, vmTestbase/nsk, gc, runtime and JFR tests locally.
>>>
>>> open webrev at http://cr.openjdk.java.net/~coleenp/8213751.01/webrev
>>> bug link https://bugs.openjdk.java.net/browse/JDK-8213751
>>>
>>> Thanks,
>>> Coleen
>>
>