Comment 8 for bug 1773373

If you're cherry picking patches, you'll probably also want https://git.launchpad.net/epics-base/commit/?id=e794639e31559c0b4054ce5c31f46194d93325f1 which addresses a rarer race introduced by the first.

> I cannot easily switch a production system to 3.15 ...

The fact that this issue was identified and fixed back in 2012 might, I hope, encourage PSI to begin moving beyond 3.14.x.