git: openjdk/loom: fibers: 3 new changesets

[duke]

Changeset: 4e806b49
Author:    Alan Bateman <alan.bateman at oracle.com>
Date:      2020-06-17 11:35:22 +0000
URL:       https://git.openjdk.java.net/loom/commit/4e806b49

Temporary solution for getStackTrace on carrier thread

! src/java.base/share/classes/java/lang/Thread.java
! src/java.base/share/classes/java/lang/VirtualThread.java
! test/jdk/java/lang/Thread/virtual/ThreadAPI.java

Changeset: 28dabdc9
Author:    Alan Bateman <alan.bateman at oracle.com>
Date:      2020-06-18 12:17:07 +0000
URL:       https://git.openjdk.java.net/loom/commit/28dabdc9

Advance pull of JDK-8246677 changes from jsr166 CVS

! src/java.base/share/classes/java/util/concurrent/LinkedTransferQueue.java
! src/java.base/share/classes/java/util/concurrent/SynchronousQueue.java
! test/jdk/java/util/concurrent/LinkedTransferQueue/WhiteBox.java

Changeset: 8d26d2d2
Author:    Alan Bateman <alan.bateman at oracle.com>
Date:      2020-06-18 13:23:28 +0000
URL:       https://git.openjdk.java.net/loom/commit/8d26d2d2

Spurious mount event when pinned, missing mount after Thread.yield

! src/java.base/share/classes/java/lang/VirtualThread.java