Messages in this thread | | | Date | Sun, 25 May 2003 14:00:24 +0300 | From | Mika Penttilä <> | Subject | Re: [RFC][PATCH][2.5] Possible race in wait_task_zombie and finish_task_switch |
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Zwane Mwaikambo wrote:
>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 > >
The put_task_struct() above is for dropping our own reference after we exit. The other reference gets dropped by who is waiting for us.
--Mika
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