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authorHarry Pan <harry.pan@intel.com>2018-03-09 15:15:47 +0300
committerIngo Molnar <mingo@kernel.org>2018-03-31 12:28:36 +0300
commit490d03e83da2a5e9d7db84b1ec30a9c95415787e (patch)
tree71a8647e0527c28bef53eceb912ce7a046c872b1 /arch/x86/events/msr.c
parent6ed70cf342de03c7b11cd4eb032705faeb29d284 (diff)
downloadlinux-490d03e83da2a5e9d7db84b1ec30a9c95415787e.tar.xz
perf/x86/intel: Add Cannon Lake support for RAPL profiling
This patch enables RAPL counters (energy consumption counters) support for Cannon Lake processors. ( ESU and power domains refer to Intel Software Developers' Manual, Vol. 4, Order No. 335592. ) Usage example: $ perf list $ perf stat -a -e power/energy-cores/,power/energy-pkg/ sleep 10 Tested-by: Puthikorn Voravootivat <puthik@chromium.org> Signed-off-by: Harry Pan <harry.pan@intel.com> Reviewed-by: Benson Leung <bleung@chromium.org> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Vince Weaver <vincent.weaver@maine.edu> Cc: colin.king@canonical.com Cc: gs0622@gmail.com Cc: kan.liang@linux.intel.com Link: http://lkml.kernel.org/r/20180309121549.630-2-harry.pan@intel.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
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