On 20:20 Mon 24 Mar     , Amar Mudrankit wrote:
> Hi,
> 
>       I want to ask about the new set of kernel thread APIs (kthread_) being
> used in kernel.
> 
>       In my module, when certain thread was sleeping(TASK_INTERRUPTIBLE
> state) and from other thread, I tried to stop this sleeping thread using
> kthread_stop. The operation was not successful and kthread_stop did not
> return. Is this behaviour expected?
> 
>       When I tried to google around it, I found
> 
>              http://lwn.net/Articles/118935/
> 
>        which says that kthread_stop doesn't make use of signals to wake up
> the sleeping thread and it is expected that sleeping thread should
> periodically wake up and check for kthread_should_stop. Is it true?

http://kerneltrap.org/man/linux/man9/kthread_should_stop.9

This seems pretty weird. But you could try using waitqueues as well.
        -Michi
-- 
programing a layer 3+4 network protocol for mesh networks
see http://michaelblizek.homelinux.net


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