Hi Chanho,
I love your patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on v4.20-rc1 next-20181109]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system]
url:
https://github.com/0day-ci/linux/commits
Hi Chanho,
I love your patch! Perhaps something to improve:
[auto build test WARNING on linus/master]
[also build test WARNING on v4.20-rc1 next-20181109]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system]
url:
https://github.com/0day-ci/linux
> >
> > Can't we simply change de_thread() to use freezable_schedule() ?
> >
> > Oleg.
>
> We need to change freezable_schedule_timeout() instead.
> freezable_schedule also can't be frozen if sub-threads can't stop
> schedule().
> Furthermore, I'm not sure if it is safe to freeze it at de_thread()
> >
> > To fix this, I suggest a patch by emboding the mentioned solution.
> > First, revive and rework cancel_freezing_and_thaw() function whitch
> > stops the task from sleeping in refrigirator reliably. And, The task
> > to be killed does not allow to freeze.
>
> Can't we simply change de_threa
On 11/08, Chanho Min wrote:
>
> Suspend fails due to the exec family of fuctnions blocking the freezer.
> This issue has been found that it is mentioned in the ancient mail thread.
> The casue is that de_thread() sleeps in TASK_UNINTERRUPTIBLE waiting for all
> sub-threads to die, and we have the "
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