Re: [PATCH] de_thread: Move notify_count write under lock

[Oleg Nesterov]

On 02/05, Kirill Tkhai wrote:
>
> Other solution is in the patch below.

I like your previous patch more ;)

> Can't (sig->notify_count == -1) be visible earlier than tsk->signal->group_exit_task
> in exit_notify()?

Yes, please see another email I sent. Sorry again for missing your point.

> tasklist_lock is held in exit_notify(), but de_thread() actions (notify_count and
> group_exit_task writes) are independent from it (another lock is held there).
                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^

Yes, I missed this.

Oleg.

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