using kfifo_in_spinlocked instead of separate code.
authorGe Gao <ggao@invensense.com>
Mon, 4 Mar 2013 23:27:00 +0000 (23:27 +0000)
committerJonathan Cameron <jic23@kernel.org>
Sun, 17 Mar 2013 20:14:37 +0000 (20:14 +0000)
Signed-off-by: Ge Gao <ggao@invensense.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c

index 331781ffbb1514df87acdc06df2927a915d74ed0..7da0832f187b8d320cd8618eb3379b2015bee927 100644 (file)
@@ -105,9 +105,8 @@ irqreturn_t inv_mpu6050_irq_handler(int irq, void *p)
        s64 timestamp;
 
        timestamp = iio_get_time_ns();
-       spin_lock(&st->time_stamp_lock);
-       kfifo_in(&st->timestamps, &timestamp, 1);
-       spin_unlock(&st->time_stamp_lock);
+       kfifo_in_spinlocked(&st->timestamps, &timestamp, 1,
+                               &st->time_stamp_lock);
 
        return IRQ_WAKE_THREAD;
 }