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perf annotate: Add PERCENT_HITS_GLOBAL percent value
Adding and computing global hits percent value for annotation line. Storing it in struct annotation_data percent array under new PERCENT_HITS_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/20180804130521.11408-10-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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2 changed files with 8 additions and 1 deletions
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@ -1759,6 +1759,7 @@ static int symbol__disassemble(struct symbol *sym, struct annotate_args *args)
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}
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static void calc_percent(struct sym_hist *sym_hist,
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struct hists *hists,
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struct annotation_data *data,
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s64 offset, s64 end)
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{
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@ -1776,6 +1777,10 @@ static void calc_percent(struct sym_hist *sym_hist,
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data->he.nr_samples = hits;
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data->percent[PERCENT_HITS_LOCAL] = 100.0 * hits / sym_hist->nr_samples;
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}
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if (hists->stats.nr_non_filtered_samples)
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data->percent[PERCENT_HITS_GLOBAL] = 100.0 * hits / hists->stats.nr_non_filtered_samples;
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}
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static void annotation__calc_percent(struct annotation *notes,
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@ -1795,6 +1800,7 @@ static void annotation__calc_percent(struct annotation *notes,
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end = next ? next->offset : len;
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for_each_group_evsel(evsel, leader) {
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struct hists *hists = evsel__hists(evsel);
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struct annotation_data *data;
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struct sym_hist *sym_hist;
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@ -1803,7 +1809,7 @@ static void annotation__calc_percent(struct annotation *notes,
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sym_hist = annotation__histogram(notes, evsel->idx);
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data = &al->data[i++];
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calc_percent(sym_hist, data, al->offset, end);
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calc_percent(sym_hist, hists, data, al->offset, end);
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}
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}
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}
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@ -103,6 +103,7 @@ struct sym_hist_entry {
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enum {
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PERCENT_HITS_LOCAL,
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PERCENT_HITS_GLOBAL,
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PERCENT_MAX,
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};
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