hg: jdk/submit: 8230611: infinite loop in LogOutputList::wait_until_no_readers()

[david.buck at oracle.com]

Changeset: fcd74557a9cc
Author:    dbuck
Date:      2019-11-21 23:32 -0500
URL:       https://hg.openjdk.java.net/jdk/submit/rev/fcd74557a9cc

8230611: infinite loop in LogOutputList::wait_until_no_readers()
Summary: Add copy constructor and copy assignment operator to ensure reader count remains accurate
Reviewed-by: kbarrett, dholmes

! src/hotspot/share/logging/logOutputList.hpp