From c2d4fab01f5e69adbe697c82f35cc31cf200bf93 Mon Sep 17 00:00:00 2001 From: Riccardo Mancini Date: Sat, 21 Aug 2021 11:19:42 +0200 Subject: [PATCH] perf test evlist-open-close: Use inline func to convert timeval to usec This patch introduces a new inline function to convert a timeval to usec. This function will be used also in the next patch. Signed-off-by: Riccardo Mancini Cc: Ian Rogers Cc: Jiri Olsa Cc: Mark Rutland Cc: Namhyung Kim Cc: Peter Zijlstra Link: http://lore.kernel.org/lkml/b95035ec4a125355be8ea843f7275c4580da6398.1629490974.git.rickyman7@gmail.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/bench/evlist-open-close.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/tools/perf/bench/evlist-open-close.c b/tools/perf/bench/evlist-open-close.c index 83e9897c64a13..75a53919126b7 100644 --- a/tools/perf/bench/evlist-open-close.c +++ b/tools/perf/bench/evlist-open-close.c @@ -25,6 +25,11 @@ static int iterations = 100; static int nr_events = 1; static const char *event_string = "dummy"; +static inline u64 timeval2usec(struct timeval *tv) +{ + return tv->tv_sec * USEC_PER_SEC + tv->tv_usec; +} + static struct record_opts opts = { .sample_time = true, .mmap_pages = UINT_MAX, @@ -167,7 +172,7 @@ static int bench_evlist_open_close__run(char *evstr) gettimeofday(&end, NULL); timersub(&end, &start, &diff); - runtime_us = diff.tv_sec * USEC_PER_SEC + diff.tv_usec; + runtime_us = timeval2usec(&diff); update_stats(&time_stats, runtime_us); evlist__delete(evlist); -- 2.30.2