Re: Full preemption issues

2000-10-27 Thread Linus Torvalds
On Fri, 27 Oct 2000, George Anzinger wrote: > > First, as you know, we have added code to the spinlock macros to count > up and down a preemption lock counter. We would like to not do this if > the macro also turns off local interrupts. The issue here is that in > some places in the code, spi

Full preemption issues

2000-10-27 Thread George Anzinger
Dear Linus, As you know we at MontaVista are working on a fully preemptable kernel. In this work we have come up with a couple of issues we would like your comments on. First, as you know, we have added code to the spinlock macros to count up and down a preemption lock counter. We would like t