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H A Dturbostat.cdiff 98481e79b60a50d699b79292ff1b7e56e7fa8425 Thu Aug 14 23:36:50 CDT 2014 Len Brown <len.brown@intel.com> tools/power turbostat: relax dependency on root permission

For turbostat to run as non-root, it needs to permissions:

1. read access to /dev/cpu/*/msr
via standard user/group/world file permissions

2. CAP_SYS_RAWIO
eg. # setcap cap_sys_rawio=ep turbostat

Yes, running as root still works.

Signed-off-by: Len Brown <len.brown@intel.com>