git: openjdk/jdk17u-dev: 8319048: Monitor deflation unlink phase prolongs time to safepoint

[Aleksey Shipilev]

Changeset: 5b656c86
Author:    Aleksey Shipilev <shade at openjdk.org>
Date:      2024-04-19 14:39:03 +0000
URL:       https://git.openjdk.org/jdk17u-dev/commit/5b656c86e87bfb3e227ff48ab654ea957b9bc2e0

8319048: Monitor deflation unlink phase prolongs time to safepoint

Reviewed-by: phh
Backport-of: efc392259c64986bbbe880259e95b09058b9076a

! src/hotspot/share/runtime/globals.hpp
! src/hotspot/share/runtime/synchronizer.cpp
! src/hotspot/share/runtime/synchronizer.hpp
+ test/hotspot/jtreg/runtime/Monitor/MonitorUnlinkBatchTest.java