Disabling an interrupt

Sri Ram Vemulpali sri.ram.gmu06 at gmail.com
Wed Mar 2 17:15:10 EST 2011


http://lxr.linux.no/linux+v2.6.37.2/kernel/irq/manage.c#L217

Check the above link.

--Sri

On Tue, Mar 1, 2011 at 3:55 AM, Jacky Lam <lamshuyin at gmail.com> wrote:
> Hi,
>
>     It's long before when I want to enable/disable an interrupt, I call
> enable_irq()/disable_irq(). However, recently, I do that again.
> disable_irq() do nothing. I looked into the code and find disable_irq()
> is pointing to a empty function default_disable(). This change is
> started from 2.6.20.
>
>     I want to know what should I do if I want to disable an interrupt now?
>
>     Thanks.
>
> Jacky
>
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-- 
Regards,
Sri.



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