Commit c2d4fab0 authored by Riccardo Mancini's avatar Riccardo Mancini Committed by Arnaldo Carvalho de Melo
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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: default avatarRiccardo Mancini <rickyman7@gmail.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/b95035ec4a125355be8ea843f7275c4580da6398.1629490974.git.rickyman7@gmail.com


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 6bd006c6

tools/perf/bench/evlist-open-close.c

+6 −1
Original line number Diff line number Diff line
@@ -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);