[Resend RFC PATCH 4/5] cpuidle/ppc: CPU goes tickless if there are no arch-specific constraints

In the current design of timer offload framework, the broadcast cpu should *not* go into tickless idle so as to avoid missed wakeups on CPUs in deep idle states. Since we prevent the CPUs entering deep idle states from programming the decrementer of the broadcast cpu for their respective next

[Resend RFC PATCH 4/5] cpuidle/ppc: CPU goes tickless if there are no arch-specific constraints

In the current design of timer offload framework, the broadcast cpu should *not* go into tickless idle so as to avoid missed wakeups on CPUs in deep idle states. Since we prevent the CPUs entering deep idle states from programming the decrementer of the broadcast cpu for their respective next