hg: jdk/sandbox: 2 new changesets

[chris.hegarty at oracle.com]

Changeset: da4b1106787e
Author:    bpb
Date:      2018-02-12 08:19 -0800
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/da4b1106787e

8191416: (bf) DirectByteBuffer extends MappedByteBuffer, confuses instanceof tests
Summary: Change force(), load(), and isLoaded() not to throw UOE if there is no file mapping
Reviewed-by: alanb, rriggs, forax

! src/java.base/share/classes/java/nio/MappedByteBuffer.java
+ test/jdk/java/nio/MappedByteBuffer/SubclassCastUOE.java

Changeset: 81f3a5eaecb0
Author:    bpb
Date:      2018-02-12 08:19 -0800
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/81f3a5eaecb0

8197498: (se) kevent polling should ignore signal interrupt (EINTR)
8179307: Java_sun_nio_ch_KQueue_keventPoll throws an exception with "kqueue failed" instead of "kevent poll failed".
Reviewed-by: alanb

! src/java.base/macosx/native/libnio/ch/KQueueArrayWrapper.c