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Subject: [PATCH v12 06/15] perf stat: factor out body of event handling loop
 for system wide
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>
References: <8d91c3a0-3db4-0a7a-ae13-299adb444bd6@linux.intel.com>
Organization: Intel Corp.
Message-ID: <73130f9e-0d0f-7391-da50-41b4bf4bf54d@linux.intel.com>
Date:   Fri, 17 Jul 2020 10:02:08 +0300
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Introduce handle_interval() function that factors out body of event
handling loop for attach and system wide monitoring use cases.

Signed-off-by: Alexey Budankov <alexey.budankov@linux.intel.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
---
 tools/perf/builtin-stat.c | 17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 922d9961ba98..80aea49e4dac 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -475,6 +475,16 @@ static void process_interval(void)
 	print_counters(&rs, 0, NULL);
 }
 
+static bool handle_interval(unsigned int interval, int *times)
+{
+	if (interval) {
+		process_interval();
+		if (interval_count && !(--(*times)))
+			return true;
+	}
+	return false;
+}
+
 static void enable_counters(void)
 {
 	if (stat_config.initial_delay)
@@ -809,13 +819,8 @@ static int __run_perf_stat(int argc, const char **argv, int run_idx)
 			nanosleep(&ts, NULL);
 			if (!is_target_alive(&target, evsel_list->core.threads))
 				break;
-			if (timeout)
+			if (timeout || handle_interval(interval, &times))
 				break;
-			if (interval) {
-				process_interval();
-				if (interval_count && !(--times))
-					break;
-			}
 		}
 	}
 
-- 
2.24.1