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libperf evsel: Add comments for booleans

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Add comments for 'system_wide' and 'requires_cpu' booleans

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: Ian Rogers <irogers@google.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Alexey Bayduraev <alexey.v.bayduraev@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Leo Yan <leo.yan@linaro.org>
Link: https://lore.kernel.org/r/20220524075436.29144-14-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Adrian Hunter 2022-05-24 10:54:34 +03:00 committed by Arnaldo Carvalho de Melo
parent d3345fecf9
commit f5fb6d4efe
1 changed files with 10 additions and 0 deletions
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10
tools/lib/perf/include/internal/evsel.h
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@ -49,7 +49,17 @@ struct perf_evsel {
/* parse modifier helper */
int nr_members;
/*
* system_wide is for events that need to be on every CPU, irrespective
* of user requested CPUs or threads. Map propagation will set cpus to
* this event's own_cpus, whereby they will contribute to evlist
* all_cpus.
*/
bool system_wide;
/*
* Some events, for example uncore events, require a CPU.
* i.e. it cannot be the 'any CPU' value of -1.
*/
bool requires_cpu;
int idx;
};