In the ade7758 file, read raw does not require iio_dev->mlock for reads. It can run concurrently as resource protection is handled by buf_lock in read register. Signed-off-by: Shreeya Patel <shreeya.patel23498@xxxxxxxxx> --- drivers/staging/iio/meter/ade7758_core.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/staging/iio/meter/ade7758_core.c b/drivers/staging/iio/meter/ade7758_core.c index 7b7ffe5..227dbfc 100644 --- a/drivers/staging/iio/meter/ade7758_core.c +++ b/drivers/staging/iio/meter/ade7758_core.c @@ -526,9 +526,7 @@ static int ade7758_read_raw(struct iio_dev *indio_dev, switch (mask) { case IIO_CHAN_INFO_SAMP_FREQ: - mutex_lock(&indio_dev->mlock); ret = ade7758_read_samp_freq(&indio_dev->dev, val); - mutex_unlock(&indio_dev->mlock); return ret; default: return -EINVAL; -- 2.7.4 -- To unsubscribe from this list: send the line "unsubscribe linux-iio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html