On 10/15/13 09:30, Lars-Peter Clausen wrote:
> update_needed is used to decide whether the kfifo buffer needs to be
> re-allocated. It is set to true whenever the size of the buffer is changed. It
> is never set to false though, causing the buffer to always be re-allocated.
> Setting update_needed to false after the new buffer has been allocated fixes the
> problem.
>
> Signed-off-by: Lars-Peter Clausen <lars@xxxxxxxxxx>
Applied to the togreg branch of iio.git
Thanks for you hard work chasing down these 'naughty corners'
> ---
> No changes in v2
> ---
> drivers/iio/kfifo_buf.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/iio/kfifo_buf.c b/drivers/iio/kfifo_buf.c
> index d654f42..95c6fc8 100644
> --- a/drivers/iio/kfifo_buf.c
> +++ b/drivers/iio/kfifo_buf.c
> @@ -38,6 +38,7 @@ static int iio_request_update_kfifo(struct iio_buffer *r)
> kfifo_free(&buf->kf);
> ret = __iio_allocate_kfifo(buf, buf->buffer.bytes_per_datum,
> buf->buffer.length);
> + buf->update_needed = false;
> } else {
> kfifo_reset_out(&buf->kf);
> }
>
--
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
