Re: Is it useful to support user level drivers

Balbir Singh (balbir_soni@yahoo.com)
Thu, 21 Jun 2001 05:43:37 -0700 (PDT)


--- Alan Cox <alan@lxorguk.ukuu.org.uk> wrote:
> The problem is that the IRQ has to be cleared in
> kernel space, because otherwise
> you may deadlock.
>

I agree, the idea is to clear the IRQ in kernel space
and then deliver to user level programs interested
using a signal (Real time SIGINT or something similar)
If somebody is interested I could in sometime come
up with what I have in mind and send it to this list,
accept comments and criticism.

Balbir

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