Peter, On Wed, Jan 07, 2009 at 10:53:57AM +0100, Peter Zijlstra wrote: > > Clock state is kept per-cpu, and locked with a spinlock. When we request Admittedly I have not looked at this possibility too closely, but my initial concern upon looking at sched_clock_cpu() for the UNSTABLE case was the lock_double_clock() and what sort of contention that might cause on larger systems under certain conditions. -- To unsubscribe from this list: send the line "unsubscribe linux-ia64" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
![]() |