erlang/otp — pull request #461 by lucafavatella (2014-08-26 14:23:05+00:00)
Title: Teach `cpu_sup` to print meaningful error in case of slow port init

Please refer to the commit log.

I performed the code change based on the log messages produced by an R16B03-1 node and code inspection of the `cpu_sup` module. I did not test the code change.