[PATCH v11 07/15] perf stat: move target check to loop control statement

[Alexey Budankov]

Check for target existence in loop control statement jointly external
asynchronous 'done' signal.

Signed-off-by: Alexey Budankov <alexey.budan...@linux.intel.com>
---
 tools/perf/builtin-stat.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 80aea49e4dac..87eebf3f55ae 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -815,10 +815,8 @@ static int __run_perf_stat(int argc, const char **argv, 
int run_idx)
                        psignal(WTERMSIG(status), argv[0]);
        } else {
                enable_counters();
-               while (!done) {
+               while (!done && is_target_alive(&target, 
evsel_list->core.threads)) {
                        nanosleep(&ts, NULL);
-                       if (!is_target_alive(&target, evsel_list->core.threads))
-                               break;
                        if (timeout || handle_interval(interval, &times))
                                break;
                }
-- 
2.24.1