Integrated: 8255036: Shenandoah: Reset GC state for root verifier

[Zhengyu Gu]

On Wed, 21 Oct 2020 12:40:04 GMT, Zhengyu Gu <zgu at openjdk.org> wrote:

> Shenandoah has ShenandoahGCStateResetter to reset gc state for verifier to avoid triggering barriers inadvertently, root verifier should do the same.
> 
> Also, SH::_concurrent_weak_root_in_progress flag now has implication for native barrier, ShenandoahGCStateResetter should reset this flag too.

This pull request has now been integrated.

Changeset: c9269bf5
Author:    Zhengyu Gu <zgu at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/c9269bf5
Stats:     43 lines in 3 files changed: 26 ins; 17 del; 0 mod

8255036: Shenandoah: Reset GC state for root verifier

Reviewed-by: rkennke

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PR: https://git.openjdk.java.net/jdk/pull/781