On 07/29, David Rientjes wrote:
>
> --- a/kernel/exit.c
> +++ b/kernel/exit.c
> @@ -455,6 +455,7 @@ static void exit_mm(struct task_struct * tsk)
> task_unlock(tsk);
> mm_update_next_owner(mm);
> mmput(mm);
> + clear_thread_flag(TIF_MEMDIE);
> }
>
> /*
> diff --git a/mm/oom_kill.c b/mm/oom_kill.c
> --- a/mm/oom_kill.c
> +++ b/mm/oom_kill.c
> @@ -258,8 +258,6 @@ enum oom_scan_t oom_scan_process_thread(struct task_struct *task,
> unsigned long totalpages, const nodemask_t *nodemask,
> bool force_kill)
> {
> - if (task->exit_state)
> - return OOM_SCAN_CONTINUE;
IIRC, this check was a workaround, to ensure that a oom-killed zombie
can't block oom-killer.
I think this patch can equally work.
Oleg.
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