hg: dio/master: issue: https://bugs.openjdk.java.net/browse/DIO-20; https://bugs.openjdk.java.net/browse/DIO-21

[olga.milovskaya at oracle.com]

Changeset: f7b7bfe5485e
Author:    onazarkina
Date:      2016-08-29 14:45 +0300
URL:       http://hg.openjdk.java.net/dio/master/rev/f7b7bfe5485e

issue: https://bugs.openjdk.java.net/browse/DIO-20; https://bugs.openjdk.java.net/browse/DIO-21
Summary:   i/o via SPI is completely broken.; Second call to DeviceManager.open() results in UDE, not IOE
Reviewed-by:snazarki
Contributed-by:bkvartsk

! src/share/classes/com/oracle/dio/spibus/impl/SPICompositeMessageImpl.java
! src/share/linux/native/com/oracle/dio/i2c/i2c.c