Re: [RFC][PATCH][2.5] Possible race in wait_task_zombie and

Zwane Mwaikambo (zwane@linuxpower.ca)
Sun, 25 May 2003 06:29:48 -0400 (EDT)


On Sun, 25 May 2003, Ingo Molnar wrote:

> On Sun, 25 May 2003, Zwane Mwaikambo wrote:
>
> > if (prev->state & (TASK_DEAD | TASK_ZOMBIE))
> > put_task_struct(prev);
>
> we initialize tsk->usage with 2 in fork() - are you sure the removal of
> the above code will not result in a memory leak?

Isn't current the forked task? Also we initialise the forked task's state
to TASK_UNINTERRUPTIBLE.

Zwane

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