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

["Calin A. Culianu" <calin@ajvar.org>]

On Tue, 2 Oct 2001, Dresner, Norman A. wrote:

>
>
>
> > 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?

No, in kernel space.  In the kernel space that runs on behalf of the
user process (the bit of code that is the rtf's driver).


> 	  Norm
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