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-rw-r--r--lib/igt_aux.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/lib/igt_aux.c b/lib/igt_aux.c
index fe183650..68c9fba1 100644
--- a/lib/igt_aux.c
+++ b/lib/igt_aux.c
@@ -182,6 +182,9 @@ static bool igt_sigiter_start(struct igt_sigiter *iter, bool enable)
sev.sigev_signo = SIGRTMIN;
igt_assert(timer_create(CLOCK_MONOTONIC, &sev, &__igt_sigiter.timer) == 0);
+ memset(&its, 0, sizeof(its));
+ igt_assert(timer_settime(__igt_sigiter.timer, 0, &its, NULL) == 0);
+
memset(&act, 0, sizeof(act));
act.sa_sigaction = sigiter;
act.sa_flags = SA_SIGINFO;
@@ -192,7 +195,6 @@ static bool igt_sigiter_start(struct igt_sigiter *iter, bool enable)
* and avoid the timer firing before we enter the drmIoctl.
*/
igt_assert(clock_gettime(CLOCK_MONOTONIC, &start) == 0);
- memset(&its, 0, sizeof(its));
igt_assert(timer_settime(__igt_sigiter.timer, 0, &its, NULL) == 0);
igt_assert(clock_gettime(CLOCK_MONOTONIC, &end) == 0);
@@ -202,6 +204,11 @@ static bool igt_sigiter_start(struct igt_sigiter *iter, bool enable)
__igt_sigiter.offset.tv_nsec += NSEC_PER_SEC;
__igt_sigiter.offset.tv_sec -= 1;
}
+ if (__igt_sigiter.offset.tv_sec < 0) {
+ __igt_sigiter.offset.tv_nsec = 0;
+ __igt_sigiter.offset.tv_sec = 0;
+ }
+ igt_assert(__igt_sigiter.offset.tv_sec == 0);
igt_debug("Initial delay for interruption: %ld.%09lds\n",
__igt_sigiter.offset.tv_sec,