hg: dio/dev: 8076629: DIO UART read_start method may return before read mutex release

[alexey.mironov at oracle.com]

Changeset: 0dea0345520e
Author:    amironov
Date:      2015-04-03 10:00 +0300
URL:       http://hg.openjdk.java.net/dio/dev/rev/0dea0345520e

8076629: DIO UART read_start method may return before read mutex release
Reviewed-by: snazarki
Contributed-by: alexey.karaksin at oracle.com

! src/share/linux/native/com/oracle/dio/uart/uart.c