execute a user process in the kernel

[Gordon David]

> > On Wed, Sep 22, 2004 at 08:49:11AM +0000, Gordon David wrote:
> > > Hello,
> > >
> > > I have a question. Anyone would like to tell me how to execute a
> > > user process or shell script in the kernel?
> >
> > You probably really don't want to do this and if you do, there is
> > likely a better approach.
>
>Reading between the lines and guessing - here's what you can do:
>
>Write a userland program that (1) reads /dev/fooctl, (2) does something
>based on what it got from /dev/fooctl, and (3) goes back to step (1).
>
>Then write a kernel driver that produces output on /dev/fooctl every
>time it wants the userland program to do something.
>
>This achieves the effect you (probably) want while maintaining the
>seperation between kernel and userland.
>HTH,
>-Chris

That's the point. I do not want the userland program to check /dev/fooctl 
from time to time. I want the kernel to notify the userland program 
instead. So how shall I do it? Maybe linker_load_file is a better way.

Thx.
Gordon

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