Re: [RFC 0/3] sched: fix nr_busy_cpus

2012-11-19 Thread Viresh Kumar
On 19 November 2012 22:08, Vincent Guittot wrote: > The nr_busy_cpus field of the sched_group_power is sometime different from 0 > whereas the platform is fully idle. This serie fixes 3 use cases: > - when the SCHED softirq is raised on an idle core for idle load balance but >the platform doe

[RFC 0/3] sched: fix nr_busy_cpus

2012-11-19 Thread Vincent Guittot
The nr_busy_cpus field of the sched_group_power is sometime different from 0 whereas the platform is fully idle. This serie fixes 3 use cases: - when the SCHED softirq is raised on an idle core for idle load balance but the platform doesn't go out of the cpuidle state - when some CPUs enter id