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SubjectRe: Plumbers: Tweaking scheduler policy micro-conf RFP
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On Tue, 2012-05-15 at 14:23 +0200, Peter Zijlstra wrote:
> -#else /* (CONFIG_SCHED_MC || CONFIG_SCHED_SMT) */
> static inline int find_new_ilb(int call_cpu)
> {
> return nr_cpu_ids;
> }
> -#endif

That was missing a hunk...

--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -4524,6 +4524,11 @@ static struct {

static inline int find_new_ilb(int call_cpu)
{
+ int ilb = cpumask_first(nohz.idle_cpus_mask);
+
+ if (ilb < nr_cpu_ids && idle_cpu(ilb))
+ return ilb;
+
return nr_cpu_ids;
}



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