RFR (S) 8248652: Shenandoah: SATB buffer handling may assume no forwarded objects

Aleksey Shipilev shade at redhat.com
Fri Jul 10 06:41:43 UTC 2020

On 7/1/20 7:56 PM, Aleksey Shipilev wrote:
> RFE:
>   https://bugs.openjdk.java.net/browse/JDK-8248652
> Since CM-with-UR is gone, SATB may assume no forwarded objects are ever exposed through it. The only
> way marking code can experience forwarded objects is due to Full GC marking. In that case, SATB
> should be inactive.
> Fix:
>   https://cr.openjdk.java.net/~shade/8248652/webrev.01/
> Testing: hotspot_gc_shenandoah

Ping? :)


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