* Kay Tiong Khoo | 2006-10-17 18:18:25 [+0800]:
>On a timer interrupt, I tried to stop the current process by changing
>it's run state to TASK_STOPPED via set_current_state(TASK_STOPPED).
>However, this results in a system hang.
>
>I can't find a way to stop the current process during an interrupt
>context. Does such code exist in the kernel? If not, how does one go
>about implementing it from within a kernel module.
Take a look at some driver implementations!
There you will find some ways how to put a process into a sleep state.
Grep for "*->state*TASK_UNINTERRUPTIBLE" and take also a look at the
interaction with schedule() and spinlocks.
>Thanks.
>Kay Tiong
Best regards
--
Hagen Pfeifer
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