On Fri 05-12-14 17:41:47, Michal Hocko wrote:
[...]
> +bool oom_killer_disable(void)
> +{
> + /*
> + * Make sure to not race with an ongoing OOM killer
> + * and that the current is not the victim.
> + */
> + down_write(&oom_sem);
> + if (test_thread_flag(TIF_MEMDIE)) {
> + up_write(&oom_sem);
> + return false;
> + }
> +
> + oom_killer_disabled = true;
> + up_write(&oom_sem);
> +
> + wait_event(oom_victims_wait, atomic_read(&oom_victims));
Ups brainfart... Should be !atomic_read(&oom_victims). Condition says
for what we are waiting not when we are waiting.
> +
> + return true;
> +}
[...]
--
Michal Hocko
SUSE Labs
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