git: openjdk/jdk21u: master: 8314551: More generic way to handshake GC threads with monitor deflation

[Aleksey Shipilev]

Changeset: 60001763
Author:    Aleksey Shipilev <shade at openjdk.org>
Date:      2023-10-04 12:22:04 +0000
URL:       https://git.openjdk.org/jdk21u/commit/60001763dff7809282f7279566924f5466ab1ff4

8314551: More generic way to handshake GC threads with monitor deflation

Reviewed-by: rkennke
Backport-of: 31c4e03d5d4682a10825bd7cf2d37971e686b31e

! src/hotspot/share/runtime/synchronizer.cpp