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 > -- [rtl] --- > To unsubscribe: > echo "unsubscribe rtl" | mail [EMAIL PROTECTED] OR > echo "unsubscribe rtl <Your_email>" | mail [EMAIL PROTECTED] > -- > For more information on Real-Time Linux see: > http://www.rtlinux.org/ > -- [rtl] --- To unsubscribe: echo "unsubscribe rtl" | mail [EMAIL PROTECTED] OR echo "unsubscribe rtl <Your_email>" | mail [EMAIL PROTECTED] -- For more information on Real-Time Linux see: http://www.rtlinux.org/
