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Commit 325ffb56 authored by Pavankumar Kondeti's avatar Pavankumar Kondeti Committed by Satya Durga Srinivasu Prabhala
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sched: Improve the scheduler 



This change is for general scheduler improvement

Change-Id: I5ad0b6e4e90e7d9cb3bd5d5bd5e909ebcb9739e2
Signed-off-by: default avatarPavankumar Kondeti <pkondeti@codeaurora.org>
parent 3fe40271

kernel/sched/fair.c

+13 −0
Original line number Diff line number Diff line
@@ -10953,6 +10953,19 @@ static int load_balance(int this_cpu, struct rq *this_rq, 


			raw_spin_lock_irqsave(&busiest->lock, flags);



			/*

			 * The CPUs are marked as reserved if tasks

			 * are pushed/pulled from other CPUs. In that case,

			 * bail out from the load balancer.

			 */

			if (is_reserved(this_cpu) ||

			    is_reserved(cpu_of(busiest))) {

				raw_spin_unlock_irqrestore(&busiest->lock,

							   flags);

				*continue_balancing = 0;

				goto out;

			}



			/* don't kick the active_load_balance_cpu_stop,

			 * if the curr task on busiest cpu can't be

			 * moved to this_cpu