From: Alexey Budankov <alexey.budankov@linux.intel.com>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>, Andi Kleen <ak@linux.intel.com>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: [PATCH v6 06/13] perf stat: factor out body of event handling loop for fork case
Date: Mon, 1 Jun 2020 23:09:51 +0300 [thread overview]
Message-ID: <0e4aba1f-2032-12da-4605-6cb65ab7614e@linux.intel.com> (raw)
In-Reply-To: <f8e3a714-d9b1-4647-e1d2-9981cbaa83ec@linux.intel.com>
Factor out body of event handling loop for fork case reusing
process_timeout() and process_interval() functions.
Signed-off-by: Alexey Budankov <alexey.budankov@linux.intel.com>
---
tools/perf/builtin-stat.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 9c090eaae1e1..edd6fdcd1c72 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -745,13 +745,9 @@ 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 = process_timeout(timeout, interval, ×);
}
}
if (child_pid != -1) {
--
2.24.1
next prev parent reply other threads:[~2020-06-01 20:09 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-01 20:01 [PATCH v6 00/13] perf: support enable and disable commands in stat and record modes Alexey Budankov
2020-06-01 20:05 ` [PATCH v6 01/13] tools/libperf: introduce notion of static polled file descriptors Alexey Budankov
2020-06-03 11:38 ` Adrian Hunter
2020-06-03 12:01 ` Alexey Budankov
2020-06-03 12:23 ` Adrian Hunter
2020-06-03 12:30 ` Hunter, Adrian
2020-06-03 12:52 ` Alexey Budankov
2020-06-03 15:53 ` Adrian Hunter
2020-06-03 17:00 ` Alexey Budankov
2020-06-01 20:06 ` [PATCH v6 02/13] perf evlist: introduce control " Alexey Budankov
2020-06-01 20:07 ` [PATCH v6 03/13] perf evlist: implement control command handling functions Alexey Budankov
2020-06-01 20:08 ` [PATCH v6 04/13] perf stat: factor out body of event handling loop for system wide Alexey Budankov
2020-06-01 20:08 ` [PATCH v6 05/13] perf stat: move target check to loop control statement Alexey Budankov
2020-06-01 20:09 ` Alexey Budankov [this message]
2020-06-01 20:10 ` [PATCH v6 07/13] perf stat: factor out event handling loop into dispatch_events() Alexey Budankov
2020-06-01 20:15 ` [PATCH v6 08/13] perf stat: extend -D,--delay option with -1 value Alexey Budankov
2020-06-01 20:17 ` [PATCH v6 09/13] perf stat: implement control commands handling Alexey Budankov
2020-06-01 20:17 ` [PATCH v6 10/13] perf stat: introduce --ctl-fd[-ack] options Alexey Budankov
2020-06-01 20:18 ` [PATCH v6 11/13] perf record: extend -D,--delay option with -1 value Alexey Budankov
2020-06-01 20:19 ` [PATCH v6 12/13] perf record: implement control commands handling Alexey Budankov
2020-06-01 20:20 ` [PATCH v6 13/13] perf record: introduce --ctl-fd[-ack] options Alexey Budankov
2020-06-03 12:24 ` Adrian Hunter
2020-06-03 12:52 ` Alexey Budankov
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