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perf annotate: Add PERCENT_PERIOD_GLOBAL percent value

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Adding and computing global period percent value for annotation line.
Storing it in struct annotation_data percent array under new
PERCENT_PERIOD_GLOBAL index.

At the moment it's not displayed, it's coming in following patches.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/20180804130521.11408-12-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2018-08-04 15:05:12 +02:00 committed by Arnaldo Carvalho de Melo
parent ab371169fb
commit e58684df91
2 changed files with 4 additions and 0 deletions
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3
tools/perf/util/annotate.c
View File

@ -1783,6 +1783,9 @@ static void calc_percent(struct sym_hist *sym_hist,
if (sym_hist->period)
data->percent[PERCENT_PERIOD_LOCAL] = 100.0 * period / sym_hist->period;
if (hists->stats.total_period)
data->percent[PERCENT_PERIOD_GLOBAL] = 100.0 * period / hists->stats.total_period;
}
static void annotation__calc_percent(struct annotation *notes,

1
tools/perf/util/annotate.h
View File

@ -105,6 +105,7 @@ enum {
PERCENT_HITS_LOCAL,
PERCENT_HITS_GLOBAL,
PERCENT_PERIOD_LOCAL,
PERCENT_PERIOD_GLOBAL,
PERCENT_MAX,
};