[perfmon2] IBM Power8 PLM patch

Hi Stephane, Attached is a patch that implements the settings for POWER8. It is tested and results mirror those from using the perf tool. u/k/h are now supported for both generic ‘perf’ events and PMU events. Thanks very much for your help on this! In digging through the kernel perf code, I wa

[perfmon2] Modified patch for libpfm4 to support additional flavors of IBM Power8 processors

HI again Stephane,This one came in from Bob Walkup @ IBM to detect the additional variants of the P8. As it turns out, this code was (sort of) already in the tree, but the names have changed. I redid the patch against the latest tree (minus my previous patch for PLM’s) and the result follows.Bob, y