On Tue, 2006-05-09 at 12:56 -0700, Kjetil S. Matheussen wrote:
Then theres a latency problem in the kernel. A sleeping high priorioty
SCHED_FIFO thread must be woken up in time even if another lower
priority SCHED_FIFO thread is buzy-looping. And currently, unless the
softirq timer has priority 99, that condition can not be fullfilled.
So, the softirq timer must run with priority 99.
I think it's unusual to want a high priority SCHED_FIFO thread to be
awakened by a timer. What are you trying to do?
Lee