Integrated: 8256298: Shenandoah: Enable concurrent stack processing

[Zhengyu Gu]

On Thu, 21 Jan 2021 17:33:44 GMT, Zhengyu Gu <zgu at openjdk.org> wrote:

> Please review this patch that enables concurrent stack processing for Shenandoah GC.
> 
> After this patch, all root processing is done concurrently for concurrent GC.
> 
> Test:
> - [x] hotspot_gc_shenandoah Linux x86_64 and x86_32
> - [x] Nightly
> - [x] tier1 with -XX:+UseShenandoahGC on Linux x86_32

This pull request has now been integrated.

Changeset: fd00ed74
Author:    Zhengyu Gu <zgu at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/fd00ed74
Stats:     672 lines in 19 files changed: 464 ins; 155 del; 53 mod

8256298: Shenandoah: Enable concurrent stack processing

Reviewed-by: rkennke, shade

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PR: https://git.openjdk.java.net/jdk/pull/2185