Re: [patch 1/2] sched: reduce locking in newidle balancing

* Nick Piggin <[email protected]> wrote:

> Similarly to the earlier change in load_balance, only lock the 
> runqueue in load_balance_newidle if the busiest queue found has a 
> nr_running > 1. This will reduce frequency of expensive remote 
> runqueue lock aquisitions in the schedule() path on some workloads.
> 
> Signed-off-by: Nick Piggin <[email protected]>

Acked-by: Ingo Molnar <[email protected]>

	Ingo
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• References:
  • [patch 0/2] sched: reduce locking
    • From: Nick Piggin <[email protected]>
  • [patch 1/2] sched: reduce locking in newidle balancing
    • From: Nick Piggin <[email protected]>

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