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perf tools: Add event_update event scale type

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A__allocdding scale type 'event update' event, that stores/transfer
events scale value. The PMU events can define the scale
value which is used to multiply events data.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Tested-by: Kan Liang <kan.liang@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1445784728-21732-23-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa
2015-10-25 15:51:38 +01:00
committed by Arnaldo Carvalho de Melo
parent a6e5281780
commit daeecbc0c4
4 changed files with 55 additions and 0 deletions
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3
tools/perf/util/header.h
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@@ -108,6 +108,9 @@ int perf_event__synthesize_attrs(struct perf_tool *tool,
int perf_event__synthesize_event_update_unit(struct perf_tool *tool,
struct perf_evsel *evsel,
perf_event__handler_t process);
int perf_event__synthesize_event_update_scale(struct perf_tool *tool,
struct perf_evsel *evsel,
perf_event__handler_t process);
int perf_event__process_attr(struct perf_tool *tool, union perf_event *event,
struct perf_evlist **pevlist);
int perf_event__process_event_update(struct perf_tool *tool __maybe_unused,