Calculating duration from a single uint64_t is simpler than from a struct
timeval. Change performance measurement for 'advice.statusuoption' from
gettimeofday() to getnanotime().
Also initialize t_begin to prevent uninitialized variable warning.
Signed-off-by: Karsten Blees <bl...@dcon.de>
---
wt-status.c | 14 +++-----------
1 file changed, 3 insertions(+), 11 deletions(-)
diff --git a/wt-status.c b/wt-status.c
index 318a191..dfdc018 100644
--- a/wt-status.c
+++ b/wt-status.c
@@ -574,14 +574,11 @@ static void wt_status_collect_untracked(struct wt_status
*s)
{
int i;
struct dir_struct dir;
- struct timeval t_begin;
+ uint64_t t_begin = getnanotime();
if (!s->show_untracked_files)
return;
- if (advice_status_u_option)
- gettimeofday(&t_begin, NULL);
-
memset(&dir, 0, sizeof(dir));
if (s->show_untracked_files != SHOW_ALL_UNTRACKED_FILES)
dir.flags |=
@@ -612,13 +609,8 @@ static void wt_status_collect_untracked(struct wt_status
*s)
free(dir.ignored);
clear_directory(&dir);
- if (advice_status_u_option) {
- struct timeval t_end;
- gettimeofday(&t_end, NULL);
- s->untracked_in_ms =
- (uint64_t)t_end.tv_sec * 1000 + t_end.tv_usec / 1000 -
- ((uint64_t)t_begin.tv_sec * 1000 + t_begin.tv_usec /
1000);
- }
+ if (advice_status_u_option)
+ s->untracked_in_ms = (getnanotime() - t_begin) / 1000000;
}
void wt_status_collect(struct wt_status *s)
--
2.0.0.406.ge74f8ff
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