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authorDan Williams <dan.j.williams@intel.com>2017-11-15 16:56:11 -0800
committerDan Williams <dan.j.williams@intel.com>2017-11-15 16:56:11 -0800
commit4247f24c23589bcc3bc3490515ef8c9497e9ae55 (patch)
tree89726a0e171c443a3e8def2992b56dbd8a21df21 /tools/testing/selftests/timers/set-timer-lat.c
parent79ab67ede21f536851a99ea68ee6fc1f5435e055 (diff)
parent9f586fff6574f6ecbf323f92d44ffaf0d96225fe (diff)
downloadlinux-4247f24c23589bcc3bc3490515ef8c9497e9ae55.tar.gz
linux-4247f24c23589bcc3bc3490515ef8c9497e9ae55.tar.xz
Merge branch 'for-4.15/dax' into libnvdimm-for-next
Diffstat (limited to 'tools/testing/selftests/timers/set-timer-lat.c')
-rw-r--r--tools/testing/selftests/timers/set-timer-lat.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/tools/testing/selftests/timers/set-timer-lat.c b/tools/testing/selftests/timers/set-timer-lat.c
index 9c92b7bd5641..50da45437daa 100644
--- a/tools/testing/selftests/timers/set-timer-lat.c
+++ b/tools/testing/selftests/timers/set-timer-lat.c
@@ -143,7 +143,8 @@ int setup_timer(int clock_id, int flags, int interval, timer_t *tm1)
printf("%-22s %s missing CAP_WAKE_ALARM? : [UNSUPPORTED]\n",
clockstring(clock_id),
flags ? "ABSTIME":"RELTIME");
- return 0;
+ /* Indicate timer isn't set, so caller doesn't wait */
+ return 1;
}
printf("%s - timer_create() failed\n", clockstring(clock_id));
return -1;
@@ -213,8 +214,9 @@ int do_timer(int clock_id, int flags)
int err;
err = setup_timer(clock_id, flags, interval, &tm1);
+ /* Unsupported case - return 0 to not fail the test */
if (err)
- return err;
+ return err == 1 ? 0 : err;
while (alarmcount < 5)
sleep(1);
@@ -228,18 +230,17 @@ int do_timer_oneshot(int clock_id, int flags)
timer_t tm1;
const int interval = 0;
struct timeval timeout;
- fd_set fds;
int err;
err = setup_timer(clock_id, flags, interval, &tm1);
+ /* Unsupported case - return 0 to not fail the test */
if (err)
- return err;
+ return err == 1 ? 0 : err;
memset(&timeout, 0, sizeof(timeout));
timeout.tv_sec = 5;
- FD_ZERO(&fds);
do {
- err = select(FD_SETSIZE, &fds, NULL, NULL, &timeout);
+ err = select(0, NULL, NULL, NULL, &timeout);
} while (err == -1 && errno == EINTR);
timer_delete(tm1);