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authorAdrian Hunter <[email protected]>2017-06-30 11:36:45 +0300
committerArnaldo Carvalho de Melo <[email protected]>2017-06-30 11:48:28 -0300
commit3797307576191d7fb4c974cd461188162ac36f33 (patch)
tree30e9304b9e1580d681981d8ddf1dff21aeb411bd /tools/perf/scripts/python/bin/intel-pt-events-report
parent4a9fd4e0effc94b9ec79250946a0054d4dd1a963 (diff)
perf intel-pt: Synthesize new power and "ptwrite" events
Synthesize new power and ptwrite events. Power events report changes to C-state but I have also added support for the existing CBR (core-to-bus ratio) packet and included that when outputting power events. The PTWRITE packet is associated with the new "ptwrite" instruction, which is essentially just a way to stuff a 32 or 64 bit value into the PT trace. More details can be found in the patches that add documentation and in the Intel SDM. Signed-off-by: Adrian Hunter <[email protected]> Cc: Andi Kleen <[email protected]> Link: http://lkml.kernel.org/r/[email protected] [ Copy the description of such packet from the patchkit cover message ] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/bin/intel-pt-events-report')
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