Integrated: 8255527: Shenandoah: Let ShenadoahGCStateResetter disable barriers

[Roman Kennke]

On Wed, 28 Oct 2020 10:43:07 GMT, Roman Kennke <rkennke at openjdk.org> wrote:

> JDK-8255036 introduced a regression: the new ShenandoahGCStateResetter does not actually disable barriers: it only records old state (without changing it) and then restores that state (i.e a no-op). 
> 
> Testing: hotspot_gc_shenandoah (also on conc-weakref branch, where the bug did manifest)

This pull request has now been integrated.

Changeset: 1f00c3b9
Author:    Roman Kennke <rkennke at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/1f00c3b9
Stats:     9 lines in 2 files changed: 4 ins; 1 del; 4 mod

8255527: Shenandoah: Let ShenadoahGCStateResetter disable barriers

Reviewed-by: shade, zgu

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PR: https://git.openjdk.java.net/jdk/pull/899