evie/android_kernel_oneplus_msm8998
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

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

Browse source 
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>
This commit is contained in:
Swetha Chikkaboraiah 2014-06-10 17:31:23 +05:30 • committed by David Keitel
parent e6d5539f2e
commit d705a44178
1 changed files with 2 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
drivers/cpufreq/cpu-boost.c
View file

@ -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;