hg: jdk/sandbox: 4 new changesets

[chris.hegarty at oracle.com]

Changeset: 5698cf4e50f1
Author:    dcubed
Date:      2018-06-22 12:15 -0400
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/5698cf4e50f1

8205195: NestedThreadsListHandleInErrorHandlingTest fails because hs_err doesn't contain _nested_thread_list_max
Summary: Grab Threads_lock in VMError::controlled_crash() so ErrorHandling tests are more stable.
Reviewed-by: stuefe, sspitsyn

! src/hotspot/share/runtime/threadSMR.cpp
! src/hotspot/share/utilities/vmError.cpp

Changeset: 106dc156ce6b
Author:    plevart
Date:      2018-06-22 17:56 +0200
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/106dc156ce6b

8202788: Explicitly reclaim cached thread-local direct buffers at thread exit
Summary: Add internal TerminatingThreadLocal and use it to free cached thread-local direct buffers and nio-fs native buffers
Reviewed-by: tonyp, alanb

! src/java.base/share/classes/java/lang/Thread.java
! src/java.base/share/classes/java/lang/ThreadLocal.java
+ src/java.base/share/classes/jdk/internal/misc/TerminatingThreadLocal.java
! src/java.base/share/classes/sun/nio/ch/Util.java
! src/java.base/share/classes/sun/nio/fs/NativeBuffers.java
+ test/jdk/java/nio/channels/FileChannel/TempDirectBuffersReclamation.java
+ test/jdk/jdk/internal/misc/TerminatingThreadLocal/TestTerminatingThreadLocal.java
! test/jdk/sun/nio/ch/TestMaxCachedBufferSize.java

Changeset: c55b1386f119
Author:    plevart
Date:      2018-06-22 18:18 +0200
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/c55b1386f119

Merge


Changeset: e541c1b68b89
Author:    plevart
Date:      2018-06-22 18:19 +0200
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/e541c1b68b89

Merge