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path: root/drivers/cpuidle/driver.c
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Diffstat (limited to 'drivers/cpuidle/driver.c')
-rw-r--r--drivers/cpuidle/driver.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/cpuidle/driver.c b/drivers/cpuidle/driver.c
index 136d6a283e0a..9634f20e3926 100644
--- a/drivers/cpuidle/driver.c
+++ b/drivers/cpuidle/driver.c
@@ -187,8 +187,11 @@ static int poll_idle(struct cpuidle_device *dev,
187 187
188 t1 = ktime_get(); 188 t1 = ktime_get();
189 local_irq_enable(); 189 local_irq_enable();
190 while (!need_resched()) 190 if (!current_set_polling_and_test()) {
191 cpu_relax(); 191 while (!need_resched())
192 cpu_relax();
193 }
194 current_clr_polling();
192 195
193 t2 = ktime_get(); 196 t2 = ktime_get();
194 diff = ktime_to_us(ktime_sub(t2, t1)); 197 diff = ktime_to_us(ktime_sub(t2, t1));