xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

perf annotate: Add PERCENT_HITS_GLOBAL percent value

Browse Source 
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>
This commit is contained in:
Jiri Olsa
2018-08-04 15:05:10 +02:00
committed by Arnaldo Carvalho de Melo
parent 6d9f0c2d5e
commit 75a8c1ff28
2 changed files with 8 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
tools/perf/util/annotate.c
View File

@@ -1759,6 +1759,7 @@ out_close_stdout:
} }
static void calc_percent(struct sym_hist *sym_hist, static void calc_percent(struct sym_hist *sym_hist,
struct hists *hists,
struct annotation_data *data, struct annotation_data *data,
s64 offset, s64 end) s64 offset, s64 end)
{ {
@@ -1776,6 +1777,10 @@ static void calc_percent(struct sym_hist *sym_hist,
data->he.nr_samples = hits; data->he.nr_samples = hits;
data->percent[PERCENT_HITS_LOCAL] = 100.0 * hits / sym_hist->nr_samples; data->percent[PERCENT_HITS_LOCAL] = 100.0 * hits / sym_hist->nr_samples;
} }
if (hists->stats.nr_non_filtered_samples)
data->percent[PERCENT_HITS_GLOBAL] = 100.0 * hits / hists->stats.nr_non_filtered_samples;
} }
static void annotation__calc_percent(struct annotation *notes, static void annotation__calc_percent(struct annotation *notes,
@@ -1795,6 +1800,7 @@ static void annotation__calc_percent(struct annotation *notes,
end = next ? next->offset : len; end = next ? next->offset : len;
for_each_group_evsel(evsel, leader) { for_each_group_evsel(evsel, leader) {
struct hists *hists = evsel__hists(evsel);
struct annotation_data *data; struct annotation_data *data;
struct sym_hist *sym_hist; struct sym_hist *sym_hist;
@@ -1803,7 +1809,7 @@ static void annotation__calc_percent(struct annotation *notes,
sym_hist = annotation__histogram(notes, evsel->idx); sym_hist = annotation__histogram(notes, evsel->idx);
data = &al->data[i++]; data = &al->data[i++];
calc_percent(sym_hist, data, al->offset, end); calc_percent(sym_hist, hists, data, al->offset, end);
} }
} }
} }

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

@@ -103,6 +103,7 @@ struct sym_hist_entry {
enum { enum {
PERCENT_HITS_LOCAL, PERCENT_HITS_LOCAL,
PERCENT_HITS_GLOBAL,
PERCENT_MAX, PERCENT_MAX,
}; };