On Wed, 8 May 2013 22:31:46 -0600, David Ahern wrote:
[SNIP]
> +static int perf_kvm__timerfd_create(struct perf_kvm_stat *kvm)
> +{
> + struct itimerspec new_value;
> + struct timespec now;
> + int rc = -1;
> +
> + kvm->timerfd = timerfd_create(CLOCK_MONOTONIC, TFD_NONBLOCK);
> + if (kvm->timerfd < 0) {
> + pr_err("timerfd_create failed\n");
> + goto out;
> + }
> +
> + if (clock_gettime(CLOCK_MONOTONIC, &now) != 0) {
> + pr_err("clock_gettime failed: %d\n", errno);
> + close(kvm->timerfd);
> + goto out;
> + }
> +
> + new_value.it_value.tv_sec = now.tv_sec + kvm->display_time;
> + new_value.it_value.tv_nsec = now.tv_nsec;
> + new_value.it_interval.tv_sec = kvm->display_time;
> + new_value.it_interval.tv_nsec = 0;
> +
> + if (timerfd_settime(kvm->timerfd, TFD_TIMER_ABSTIME,
> + &new_value, NULL) != 0) {
Looks like no need to use ABSTIME.
Thanks,
Namhyung
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
