Re: [realtime] Re: [rtl] virtual memory in RTL

[yodaiken@fsmlabs.com]

On Thu, Mar 23, 2000 at 03:06:27PM +0000, Stuart Hughes wrote:
> yodaiken@fsmlabs.com wrote:
> > 
> > 
> > I'm thinking of adding RT schedulable Linux processes that run solely in user
> > space -- when they do a syscall they fall out of RT scheduling.
> > They would be memory protected and able to access standard libraries: they
> > would really only be useful for high precision compute tasks and should connect
> > to RT via fifos. Is there much interest in such a feature?
> >
> 
> Yes, and if you do, you'll have to call it LXRT, as hard real-time in
> user space in RTAI exits *now* in the current release (1.2)

The LXRT approach seems very useful for teaching purposes, but
if I understand it correctly does not do what I have in mind or match
the RTLinux model very well. Perhaps I misunderstand it.



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