Re: does this LKM exist?
On Fri, Feb 15, 2002 at 10:42:36PM -0500, Patrick Boe wrote:
> hi all,
>
> I'm about to develop a loadable kernel module, but first I want to make
> sure it doesn't already exist. Anyone know of something that already does
> this?
>
> I want an LKM that will use kernel timers to periodically run a function
> within the kernel. The user specifies the function to the module at
> compile time. So when the module is loaded, the kernel will run the
> function periodically, and when the module is not loaded, the kernel will
> not run the function.
>
> I know this sounds kind of boring, but it would be useful to me in my
> present situation; I'm trying to collect periodic snapshots of kernel data
> that don't seem to be available from any system calls. It looks like I'm
> going to have to alter the kernel itself or make a module, and the module
> would be nicer since I don't really want to collect data constantly. If I
> can save other researchers the time it takes to learn how to make an LKM,
> it might be worth me learning.
>
> this post may betray the fact that I have a lot to learn. thoughts?
No idea about preexisting modules, but have you looked at the kernel
debugger patch? Believe SGI folks have worked on it for some time.
--
Eric G. Miller <egm2@jps.net>
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