thread moved to linux-india-programmers
Nikhil.
--- Kedar Patankar <[EMAIL PROTECTED]> wrote:
> > how do u explain pcmcia modules, that work in
> "user
> > space"? and what about v4l drivers that ALSO work
> in
> > user space? how do u explain the concept of LKM at
> > all? u just cant say that LKM doesn't figure in
> the
>
> Well, if you say that just having LKM makes a
> kernel architecture
> somewhat of a microkernel arch then why not count
> plain old dos and win3.1
> also as microkernels? They also had LKM. And I know
> of several boxes,
> embedded devices that use the plain old M$ dog as
> base system, w/o a
> display interface or keyboard interface, but with a
> dos extender (like
> phar-lap) to let them access more ram.
>
> > but that was in reference to Minix. I think Linux
> > definately has a lil' bit of micro kernel arch, as
> > many ppl. are finding it a nice os for embedded
>
> Suitability to embedded systems doesn't qualify a
> kernel to be a
> microkernel. That way one can claim that VxWorks and
> pSOS and uCOS and
> eCOS and all those nifty embedded OSes are
> microkernel arch. They are not.
> They are all classical monolithic kernels.
>
> > is a micro kernel altogether, but what i'm trying
> to
> > say is that it isn't totally a monolithic arch.
> either
>
> IMHO what distinguishes a microkernel architecture
> is when you
> have the ability to have *whole* filesystems,
> page-fault (or any other
> fault) handlers, and stuff like that to be runnable
> as a user space
> daemon, no more different than any other application
> prog, except for
> privileges/access permissions.
>
> > corner. Just tell me how many people compile in
> EVERY
> > driver linux provides, and use a monolithic
> kernel. I
>
> I say again, please don't confuse ability to have
> LKMs with a
> microkernel arch.
>
> > topic doesn't fit in this list and belongs to LIG,
> but
> > i am not subscribed there, and i would appreciate
> it
> > sorry if i sounded a bit raw out there, no
> offense.
>
> Same here :->.
>
> Regards,
> Kedar.
>
>
>
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