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RE: [rtl] RT-Linux patch proposal for RTF size queryage






> On Mon, 1 Oct 2001, Norm Dresner wrote:
> 
> > ----- Original Message -----
> >     Second, please don't interpret what I said as meaning
> > that a FIFO-fullness function is worthless.  I have myself
> > hacked up an older version of RTLinux to make certain
> > normally internal FIFO routine variables public so I could
> > in fact do just that.  What I was saying was that in the
> > most general setting it's worthless because of the
> > multi-tasking (or SMP) nature of the processing.  I tried
> 
> Just use spin-locks.  To say its entirely worthles, might, in my opinions
> be a bit strongly dismissive.
> 
	Spin-locks in user-space? 
	  Norm