Messages in this thread | | | Date | Wed, 3 Sep 2014 11:52:51 +0200 | From | Peter Zijlstra <> | Subject | Re: [PATCH 2/3] smp: Adding new function wake_up_all_cpus() |
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On Mon, Aug 18, 2014 at 04:37:31PM +0800, Chuansheng Liu wrote: > Currently kick_all_cpus_sync() can break non-polling idle cpus > thru IPI interrupts. > > But sometimes we need to break the polling idle cpus immediately > to reselect the suitable c-state, also for non-idle cpus, we need > to do nothing if we try to wake up them. > > Here adding one new function wake_up_all_cpus() to let all cpus out > of idle based on function wake_up_if_idle().
wake_up_all_idle_cpus() ?
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