diff options
| author | Lars-Peter Clausen <lars@metafoo.de> | 2013-09-15 16:31:00 +0100 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2013-09-15 17:39:04 +0100 |
| commit | 623c334c1a40ae84a19ab8ef77924e9f0f2d4bcd (patch) | |
| tree | faa222f6ab4733ad5fd0f538dbe6d9e541da27bf /drivers | |
| parent | 705ee2c98a37130fd0aa914dc55b74a9174a6ff0 (diff) | |
iio:kfifo_buf: Use wake_up_interruptible_poll()
Use wake_up_interruptible_poll() instead of wake_up_interruptible() to only wake
up those threads that listen for input poll notifications.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/iio/kfifo_buf.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/iio/kfifo_buf.c b/drivers/iio/kfifo_buf.c index a923c78d5cb4..1bea41bcbdc6 100644 --- a/drivers/iio/kfifo_buf.c +++ b/drivers/iio/kfifo_buf.c @@ -7,6 +7,7 @@ #include <linux/mutex.h> #include <linux/iio/kfifo_buf.h> #include <linux/sched.h> +#include <linux/poll.h> struct iio_kfifo { struct iio_buffer buffer; @@ -102,7 +103,7 @@ static int iio_store_to_kfifo(struct iio_buffer *r, if (ret != 1) return -EBUSY; r->stufftoread = true; - wake_up_interruptible(&r->pollq); + wake_up_interruptible_poll(&r->pollq, POLLIN | POLLRDNORM); return 0; } |