The cpuid leaf2 code was printing a message to stderr if leaf4 was needed (only happens on Westmere currently).  Change this to be a MEMDBG() debug message instead.
The cpuid leaf2 code was printing a message to stderr if leaf4 was needed
(only happens on Westmere currently).  Change this to be a MEMDBG()
debug message instead.

pyrovski/papi,pyrovski/papi,pyrovski/papi,pyrovski/papi,pyrovski/papi,arm-hpc/papi,pyrovski/papi,arm-hpc/papi,pyrovski/papi,arm-hpc/papi,arm-hpc/papi,arm-hpc/papi,arm-hpc/papi,arm-hpc/papi,pyrovski/papi