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SubjectRe: Honest does not pay here ...
On Tue, 07 Jan 2003, Larry McVoy wrote:

>
> > In very semplicistic words:
> > In 2.5/2.6 kernels, non GPL modules have a big
> > penalty, because they cannot create their own queue, but have to use a default
> > one.
>
> I may be showing my ignorance here (won't be the first time) but this makes
> me wonder if Linux could provide a way to do "user level drivers". I.e.,
> drivers which ran in kernel mode but in the context of a process and had
> to talk to the real kernel via pipes or whatever. It's a fair amount of
> plumbing but could have the advantage of being a more stable interface
> for the drivers.

Some parts of the kernel have opened up for user space, think the
user-space file system efforts as one example.

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