Commit dece3a4d authored Jul 17, 2020 by Alexey Budankov Committed by Arnaldo Carvalho de Melo Jul 22, 2020

perf stat: Factor out body of event handling loop for system wide



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>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/73130f9e-0d0f-7391-da50-41b4bf4bf54d@linux.intel.com


Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

parent ec886bf5

tools/perf/builtin-stat.c

+11 −6

Original line number	Diff line number	Diff line
		@@ -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;
		}
		}
		}