[PATCH 1/6] perf annotate: Show progress of sample processing

Namhyung Kim
2024-04-09T23:50:02Z

Like perf report, it can take a while to process samples. Show the
progress window to inform users how long it'll take.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
---
tools/perf/builtin-annotate.c | 15 +++++++++++++--
1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/tools/perf/builtin-annotate.c b/tools/perf/builtin-annotate.c
index 16e1581207c9..332e1ddcacbd 100644
--- a/tools/perf/builtin-annotate.c
+++ b/tools/perf/builtin-annotate.c
@@ -37,6 +37,7 @@
#include "util/map_symbol.h"
#include "util/branch.h"
#include "util/util.h"
+#include "ui/progress.h"

#include <dlfcn.h>
#include <errno.h>
@@ -665,13 +666,23 @@ static int __cmd_annotate(struct perf_annotate *ann)
evlist__for_each_entry(session->evlist, pos) {
struct hists *hists = evsel__hists(pos);
u32 nr_samples = hists->stats.nr_samples;
+ struct ui_progress prog;

if (nr_samples > 0) {
total_nr_samples += nr_samples;
- hists__collapse_resort(hists, NULL);
+
+ ui_progress__init(&prog, nr_samples,
+ "Merging related events...");
+ hists__collapse_resort(hists, &prog);
+ ui_progress__finish();
+
/* Don't sort callchain */
evsel__reset_sample_bit(pos, CALLCHAIN);
- evsel__output_resort(pos, NULL);
+
+ ui_progress__init(&prog, nr_samples,
+ "Sorting events for output...");
+ evsel__output_resort(pos, &prog);
+ ui_progress__finish();

/*
* An event group needs to display other events too.
--
2.44.0.478.gd926399ef9-goog