signals handling in the kernel

David Hawkins dwh at
Fri Aug 31 01:57:14 EST 2007

Hi Mirek,

> I went throught the Rubini book about device drivers
> and I see that you are absolutly right about
> the way how to handle interrupts in the user space. 

Great, glad to hear you are convinced :)

> When I find a bit of time I will try your first
> suggestion with read() which blocks in the user space
> and waits for ISR to write data to the buffer.

Look at the example drivers I wrote. Its all in
there, just copy whatever you want.

> Many thanks for all your suggestions

No problem! Its the open-source way ;)


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