Re: Hello driver

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On 4/22/05, Greg KH <greg@xxxxxxxxx> wrote:
> >       down_interruptible(&sem) ;
> 
> Why interruptible?

I thought down_interruptible was the preferred way of "downing" a
semaphore (for example
because it allows the user to kill such process). Moreover, the Linux
Kernel Development
book sort of implies the same... or am I wrong?

Of course, you need to check the return value.

HTH

Martin

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