Commit 5ccf1560 authored Jun 10, 2014 by Swetha Chikkaboraiah Committed by Raghavendra Ambadas Jun 23, 2014

cpufreq: cpu-boost: Use interruptible wait to not affect load average



Using the function wait_event in cpu_boost puts the
process enter to 'D' state which contribute to the
high load average. This change will put the process
boost_sync in the 'S' state (interruptible sleep)

Change-Id: Ie121adbe1fac1d2862ac5342bb97c7c926f7d7a8
CRs-Fixed: 655484
Signed-off-by: Swetha Chikkaboraiah <schikk@codeaurora.org>
Signed-off-by: Raghavendra Ambadas <rambad@codeaurora.org>

parent e99d0155

drivers/cpufreq/cpu-boost.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -149,7 +149,8 @@ static int boost_mig_sync_thread(void *data)
		unsigned int req_freq;

		while (1) {
		wait_event(s->sync_wq, s->pending \|\| kthread_should_stop());
		wait_event_interruptible(s->sync_wq,
		s->pending \|\| kthread_should_stop());

		if (kthread_should_stop())
		break;