RFR (S) 8223391: Unsynchronized iteration of ClassLoaderDataGraph

[Thomas Schatzl]

Hi,

On Tue, 2019-05-07 at 10:48 -0400, coleen.phillimore at oracle.com wrote:
> Summary: lock in G1 before clear_claimed_marks
> 
> See bug for details:
> 
> open webrev at 
> http://cr.openjdk.java.net/~coleenp/2019/8223391.01/webrev
> bug link https://bugs.openjdk.java.net/browse/JDK-8223391
> 
> Thanks,
> Coleen
> 
> Ran|mach5 
> hs-tier5-gc,hs-tier6-gc,hs-tier7-gc,hs-tier8-gc,hs-tier1,hs-tier2,hs-
> tier3||
> > 

  looks good.

Thomas