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authorJiri Olsa <jolsa@kernel.org>2018-08-04 16:05:12 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2018-08-08 21:55:49 +0300
commite58684df912906d944967e2ce0f3ed5d5140d1e5 (patch)
tree1ebb18c482b8538c1d22468d9b8c15f34e2020a2 /tools/perf
parentab371169fb7db9587f09137e93a49c6afeab16f7 (diff)
downloadlinux-e58684df912906d944967e2ce0f3ed5d5140d1e5.tar.xz
perf annotate: Add PERCENT_PERIOD_GLOBAL percent value
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>
Diffstat (limited to 'tools/perf')
-rw-r--r--tools/perf/util/annotate.c3
-rw-r--r--tools/perf/util/annotate.h1
2 files changed, 4 insertions, 0 deletions
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index b37e8cc18668..e890164592b0 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -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,
diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h
index 890b6869caa9..48fe2aa6b5a8 100644
--- a/tools/perf/util/annotate.h
+++ b/tools/perf/util/annotate.h
@@ -105,6 +105,7 @@ enum {
PERCENT_HITS_LOCAL,
PERCENT_HITS_GLOBAL,
PERCENT_PERIOD_LOCAL,
+ PERCENT_PERIOD_GLOBAL,
PERCENT_MAX,
};