RFR 8231999: Shenandoah: Traversal failed compiler/jsr292/CallSiteDepContextTest.java
Roman Kennke
rkennke at redhat.com
Wed Oct 16 15:25:08 UTC 2019
So for traversal, it falls to the normal LRB, is that what you intended?
Roman
> This patch partially reverts JDK-8231293's fix, because it hides dead
> oops from GC, by returning NULL, which causes the failure of this test
> case.
>
> The root cause of JDK-8231293 is that, Traversal deactivates SATB
> barrier too late, it should be turned off before weak root processing.
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8231999
> Webrev: http://cr.openjdk.java.net/~zgu/JDK-8231999/webrev.00/
>
> Test:
> hotspot_gc_shenandoah (fastdebug and release) on Linux
>
> After this fix, CallSiteDepContextTest.java test hangs in traversal
> mode, but it is separate issue, tracked by JDK-8232380.
>
> Thanks,
>
> -Zhengyu
>
>
>
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