lkml.org 
[lkml]   [2021]   [Aug]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[RFC PATCH v1 36/37] perf test/evlist-open-close: use inline func to convert timeval to usec
Date
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 <rickyman7@gmail.com>
---
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 c18aa85725281795..00d0aef564f80d44 100644
--- a/tools/perf/bench/evlist-open-close.c
+++ b/tools/perf/bench/evlist-open-close.c
@@ -26,6 +26,11 @@ 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,
@@ -197,7 +202,7 @@ 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);
--
2.31.1
\
 
 \ /
  Last update: 2021-08-21 11:23    [W:0.334 / U:1.512 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site