[PATCH v9 08/15] perf stat: factor out body of event handling loop for fork case

From: Alexey Budankov
Date: Fri Jul 03 2020 - 03:45:47 EST



Factor out body of event handling loop for fork case reusing
handle_interval() function.

Signed-off-by: Alexey Budankov <alexey.budankov@xxxxxxxxxxxxxxx>
---
tools/perf/builtin-stat.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 3baf00482666..3e11f854ffc8 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -791,13 +791,11 @@ static int __run_perf_stat(int argc, const char **argv, int run_idx)
enable_counters();

if (interval || timeout) {
- while (!waitpid(child_pid, &status, WNOHANG)) {
+ while (!stop && !waitpid(child_pid, &status, WNOHANG)) {
nanosleep(&ts, NULL);
if (timeout)
break;
- process_interval();
- if (interval_count && !(--times))
- break;
+ stop = handle_interval(interval, &times);
}
}
if (child_pid != -1) {
--
2.24.1